Burhani Media Solutions LLC is seeking a highly skilled Full Stack Blockchain Developer to join our team. The ideal candidate will have expertise in developing and deploying smart contracts, decentralized applications (dApps), and full-stack blockchain solutions. If you have a strong background in blockchain development, smart contract programming, and full-stack web development, we want to hear from you!

• Design, develop, and deploy secure smart contracts using Solidity or Rust.
• Build and integrate decentralized applications (dApps) on blockchain platforms like Ethereum, Binance Smart Chain, or others.
• Develop and maintain backend services using Node.js, Python, or PHP.
• Create responsive and dynamic frontend interfaces using React, Next.js, Vue.js, or Angular.
• Work with Web3.js, Ethers.js, or other blockchain libraries for blockchain interactions.
• Implement blockchain security best practices to ensure smart contract integrity and protect against vulnerabilities.
• Optimize gas fees, transaction costs, and blockchain performance.
• Collaborate with the design and product teams to deliver seamless user experiences.
• Conduct code reviews, testing, and debugging to ensure high-quality production-ready code.

• Proven experience as a Full Stack Blockchain Developer.
• Strong proficiency in Solidity, Rust, or other smart contract languages.
• Hands-on experience with Ethereum, Polygon, Binance Smart Chain (BSC), or other blockchain networks.
• Proficiency in backend development (Node.js, Python, or PHP with Laravel).
• Strong knowledge of frontend frameworks like React.js, Next.js, Vue.js, or Angular.
• Experience with Web3.js, Ethers.js, or similar libraries.
• Familiarity with IPFS, The Graph, or Layer 2 solutions is a plus.
• Understanding of blockchain security best practices (reentrancy, front-running, etc.).
• Experience with smart contract audits is a plus.
• Strong problem-solving and communication skills.

• Prior experience working with DeFi, NFTs, or GameFi projects.
• Familiarity with Docker, Kubernetes, or cloud infrastructure.
• Experience with Hyperledger, Cosmos, or Polkadot ecosystems.

• Hourly rate: $25 - $40, based on experience and expertise.
• Flexible work hours.
• Opportunity to work on cutting-edge blockchain projects.

If you’re passionate about blockchain development and want to be part of a dynamic team, apply now! 🚀

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Coinbase is seeking experienced backend engineers to join our team to build out the next generation of crypto-forward products and features. You will solve unique, large scale, highly complex technical problems, bridging the constraints posed by web-scale applications and blockchain technology. You will help build the next generation of systems to make cryptocurrency accessible to everyone across the globe, operating real-time applications with high frequency, low latency updates, and managing the most secure infrastructure running in the cloud.

The Growth organization drives Coinbase’s mission of bringing the world onchain. By building and leveraging growth tools across multiple avenues, including referral and incentives programs, creating a world-class notifications system, building a dynamic, engaging, and accessible logged-out web experience, and optimizing our new user onboarding flow, we ensure that Coinbase is the easiest, safest, and fastest way to buy, hold, and trade Crypto assets, and ensure our new users are set up for success from their first interaction.

What you'll be doing:

• Build and run experiments to power the growth of Coinbase’s retail products.
• Design scalable systems to solve novel problems with modern cloud technology and industry best practices.
• Work with engineers, designers, product managers and senior leadership to turn our product and technical vision into a tangible roadmap every quarter.
• Write high quality, well tested code to meet the needs of your customers.

What we look for in you:

• You have at least 2+ years of experience in software engineering.
• You’ve designed, built, scaled and maintained production services, and know how to compose a service oriented architecture.
• You write high quality, well tested code to meet the needs of your customers.
• You’re passionate about building an open financial system that brings the world together.

Nice to haves:

• You have experience launching new products from 0 to 1
• Experience with growth experiments or A/B testing frameworks.
• You have experience with Blockchain technology (such as Bitcoin, Ethereum etc..)
• You’ve worked with Golang, Ruby, Docker, Rails, Postgres, MongoDB or DynamoDB.
• You’ve built fintech, highly reliable and/or secure systems.
• Crypto-forward experience, including familiarity with onchain activity such as interacting with Ethereum addresses, using ENS, and engaging with dApps or blockchain-based services.

Job #: GCBE04US

*Answers to crypto-related questions may be used to evaluate your onchain experience.

#LI-Remote

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The Consumer Product Group builds the sustainable engines of growth for Coinbase that bring open financial services to 1 billion people with products like Advanced Trading, Staking, and Coinbase One. Consumer product engineers strive to make the Coinbase retail app the easiest-to-use, fastest, and safest experience for everyone across the globe to access and participate in the cryptoeconomy.

Our team focuses on accelerating the development of high quality products by enabling validation of product behaviors at scale through automated test infrastructure. We are entirely engineering driven, identifying opportunities to build innovative tools and infrastructure to enable developers to test high-fidelity production behaviors during development to enable catching and fixing bugs as early in the development cycle as possible. We are seeking an experienced and dynamic Senior Frontend Software Engineer to join our Consumer Engineering Test Infrastructure team at Coinbase.

What you’ll be doing (ie. job duties):

Test Infrastructure and Architecture

• Develop and implement automated testing infrastructure to scale the validation of product behaviors on Mobile and Web surfaces
• Evaluate and introduce new testing tools and methodologies to improve efficiency
• Oversee the creation and execution of test plans, test cases, and test scripts, to inform automation opportunities
• Integrate automated tests into CI/CD pipelines and streamline the testing process within the development lifecycle

Leadership and stakeholder management

• Mentor junior engineers, fostering a culture of continuous improvement and innovation
• Partner deeply with Consumer product teams and align on outcomes
• Define testing best-practices and drive culture change within product teams to adopt them
• Provide regular status updates to stakeholders on progress towards quality outcomes

Metrics and Insights

• Ensure thorough coverage across functional, integration, performance, and security testing
• Understand quality gaps, develop insights and drive best practices for testing, defect tracking and resolution

What we look for in you (ie. job requirements):

• You have at least 2 years of Frontend experience in software engineering and at least 4 years of experience in developing web apps and shipping user-facing features with JavaScript and modern, component-based JS frameworks like React.
• You have a good knowledge of testing tools, methodologies and best-practices in the Frontend space, having used and developed them for Mobile and Web products.
• You've developed and shipped user-facing features using component-based UI frameworks.
• You’re familiar with current trends and best practices in front-end architecture, including performance, security and usability.
• You write high quality, well tested code to meet the needs of your customers.

Nice to have:

• Crypto-forward experience, including familiarity with onchain activity such as interacting with Ethereum addresses, using ENS, and engaging with dApps or blockchain-based services.

JOB# GCFET04US

#LI-Remote

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Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology and data driven group implementing a scientific approach to investing. Combining data, research, technology, and trading expertise has shaped our collaborative mindset, which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high quality returns for our investors.

We are looking for a senior low level C++ developer with expertise in low latency development, ideally in cryptocurrency markets or HFT.

Your future role within QRT

• Pivotal role in enhancing QRT’s market access systems to meet the demands of low-latency and high-frequency trading in cryptocurrency markets.
• Work closely with traders and researchers to understand the unique requirements of cryptocurrency trading and provide timely feedback and innovative solutions.
• Collaborate with Linux administrators and network engineers to ensure optimal system setup and deployment, leveraging cloud infrastructure and modern devops practices.
• Part of the QRT Market Access team, enhancing and maintaining systems that cover global markets, with a special focus on the cryptocurrency ecosystem.

Your present skillset

• Expert skills in C++ and Linux platforms.
• Proven experience in low-latency optimization and tuning techniques.
• Experience with market access systems in cryptocurrency markets.
• Familiarity with cloud environments and modern CI/CD pipelines.
• Good knowledge of crypto products is a plus.
• Strong communication and interpersonal skills are desirable.

QRT is an equal opportunity employer. We welcome diversity as essential to our success. QRT empowers employees to work openly and respectfully to achieve collective success. In addition to professional achievement, we are offering initiatives and programs to enable employees achieve a healthy work-life balance.

Apply Now:

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🚀 Join the Future of Commerce with Whatnot!  Whatnot is the largest livestream shopping platform in North America and Europe to buy, sell, and discover the things you love. We’re re-defining e-commerce by blending community, shopping, and entertainment into a community just for you. As a remote co-located team, we’re inspired by innovation and anchored in our values. With hubs in the US, UK, Ireland, Poland, and Germany, we’re building the future of online marketplaces—together. From fashion, beauty, and electronics to rare collectibles like trading cards, comic books, and even live plants, our live auctions have something for everyone. And we’re just getting started! As one of the fastest growing marketplaces, we’re looking for bold, forward-thinking problem solvers across all functional areas. Check out the latest Whatnot updates on our news and engineering blogs and join us as we enable anyone to turn their passion into a business, and bring people together through commerce. 💻 Role  Ads is a growing engineering team at Whatnot that is dedicated to building systems & features to help Sellers grow their business. As a software engineer on the Ads team, the most important qualities you'll need are making sound product decisions, navigating new domains seamlessly, taking extreme ownership, and shipping high-quality products fast. We always prioritize the highest impact features and ship them quickly. The software team has a lot of individual responsibility and many more freedoms, so we need to hire people we can trust. Your ability to put customers first, make good trade-offs and deliver impact is essential to us. In this role, you will…

Build highly scalable Ads system that handles all aspects of running an online advertising system and helps sellers differentiate themselves on Whatnot Focus on the web-based aspects of ad flows and the ad dashboard, with occasional backend work Maintain web apps, develop new features and potentially work around infrastructure. Understand our buyer and seller experiences and become an expert in helping them effectively scale their business through ads & monetization products

Team members in this role are required to be within commuting distance of our Kraków, Poland hub. 👋 You  Curious about who thrives at Whatnot? We’ve found that embodying a low ego, growth mindset, and high-impact drive goes a long way here.  As our next New Grad Engineer on the Ads team, you should have a graduation date between December 2024 and June 2025 plus:

Knowledge of multiple programming languages (we primarily use Python, Elixir, JavaScript - knowledge of these in particular not required) Previous internship experience Excellent product instincts. Thinks about users first and cares about building intuitive, high-impact products Can take a project from idea to launch, shipping features quickly while maintaining quality Enjoy taking ownership of projects and seeing them through from start to finish Learn new technologies quickly and is excited to grow in a fast-paced environment An excellent problem solver and don’t need to be told exactly what to do (Nice to have) Has exposure to ads systems, infrastructure, or international commerce

💛 EOE  Whatnot is proud to be an Equal Opportunity Employer. We value diversity, and we do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, parental status, disability status, or any other status protected by local law. We believe that our work is better and our company culture is improved when we encourage, support, and respect the different skills and experiences represented within our workforce.

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Who are we? FalconX is a pioneering team of operators, investors, and builders committed to revolutionizing institutional access to the crypto markets. Operating at the intersection of traditional finance and 
cutting-edge technology, FalconX addresses the industry's foremost challenges: Navigating the digital asset market can be complex and fragmented, with limited products and services that support trading strategies, structures, and liquidity found in conventional financial markets. As a comprehensive solution for all digital asset strategies from start to scale, FalconX operates as the connective tissue empowering clients with seamless navigation through the ever-
evolving cryptocurrency landscape. Senior Software Engineer (Platform) Job Summary: As a Software Engineer in Platform Engineering, you will play a crucial role in building internal tools and contributing to platform development. This hybrid role combines elements of DevOps, Application Security (AppSec), and Architecture to streamline the development process and improve efficiency. Key Responsibilities: Library and Module Development: - Design and develop abstract libraries and modules to streamline software development processes. - Create reusable images and scaffolding tools to support microservice applications, allowing developers to focus on configuration rather than infrastructure setup. Performance and Efficiency Improvement: - Analyze existing software components to identify areas for performance enhancement using tools like [specify tools if applicable]. - Implement optimizations to improve the efficiency and scalability of software systems. Internal Tooling and Automation: - Develop internal tools that allow developers to deploy environments with simple commands. - Abstract out reusable components from the codebase, making them part of the platform for developers to use as needed. - Standardize common libraries such as logging, observability (tracing), and profiling. - Ensure seamless integration with CI/CD pipelines using tools like Jenkins and GitHub Actions. Module Maintenance and Support: - Maintain and update libraries and modules to meet evolving business needs. - Provide support and documentation for other teams to effectively utilize these resources. Testing and Quality Assurance: - Write comprehensive test cases to ensure the reliability and quality of developed libraries. - Collaborate with QA teams to implement automated testing strategies using frameworks like [specify frameworks if applicable]. Collaboration and Communication: - Work closely with Principal Engineers, architects, and cross-functional teams to understand their requirements and provide tailored solutions. - Gather feedback from developers to continuously improve the "developer experience." Continuous Learning and Improvement: - Stay updated with the latest trends and advancements in software engineering and platform technologies. - Propose and implement innovative solutions to enhance platform capabilities. Qualifications: - Bachelor's degree in Computer Science, Software Engineering, or a related field. - Proven experience as a Software Engineer with a focus on platform engineering. - Strong proficiency in Python, Go, and JavaScript programming languages. - Experience in developing and maintaining software libraries and modules. - Excellent problem-solving skills and attention to detail. - Ability to write clean, maintainable, and well-documented code. - Proficient in writing and executing test cases. Preferred Qualifications: - Experience with version control systems like Git. - Familiarity with CI/CD pipelines and DevOps practices. - Knowledge of containerization technologies such as Docker and Kubernetes. - Experience in working with cloud platforms (e.g., AWS, Google Cloud, Azure). - Understanding of Linux systems. Notice at Collection and Privacy Policy Applicants located in California and/or applying to a role based in California, please refer to our Notice at Collection and Privacy Policy here.   Inclusivity Statement FalconX is committed to building a diverse, inclusive, equitable, and safe workspace for all people. Our roles are intended for people from all walks of life. We encourage all those interested in applying to our organization to submit an application regardless if you are missing some of the listed background requirements, skills, or experiences! As part of our commitment to inclusivity, FalconX would like to acknowledge that the EEOC survey has limited potential responses that you can select. For legal reasons, FalconX must use this language to align with federal requirements, however, we want to ensure that you are able to provide a response to our own voluntary survey questions about your identity that best aligns with your most true self. FalconX is an equal opportunity employer and will not discriminate against an applicant or employee based on race, color, religion, national origin, ancestry, ethnicity, sex (including gender, pregnancy, sexual orientation, and gender identity), age, physical or mental disability, veteran or military status, genetic information, citizenship, or any other legally-recognized protected basis under federal, state, or local law. Applicants with disabilities may be entitled to reasonable accommodation under the Americans with Disabilities Act and other applicable state or local laws. A reasonable accommodation is a change in the way things are normally done which will ensure an equal employment opportunity without imposing undue hardship on FalconX. Please inform FalconX’s People team at email, if you need assistance with participating in the application process.

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Company Description

At NFTeria Inc., we empower individuals to own the future by merging innovation, security, and decentralization into seamless solutions. Our goal is to push boundaries in Web3, AI-driven authentication, and blockchain technology, helping users stay ahead in a fast-moving world. We are redefining digital ownership by building a future where trustless authentication, self-sovereign identity, and frictionless interactions are the standard.

The Opportunity

The time is right for this. Everything is Web3—no off-chain gaps, no compromises, just pure decentralization.

We’re assembling a highly specialized team for a unique and groundbreaking project. This is an opportunity to work at the intersection of blockchain, AI, and Web3 infrastructure, where AI agents communicate with ML models, feeding predictions into automated decision-making processes that integrate seamlessly across decentralized systems.

Since there are many open positions, this post is the first step in identifying who’s who. As we refine our hiring process, we’ll focus on filling the most critical roles with top-tier talent. If you’re interested, reach out and be part of something truly special.

Open Positions

Smart Contract Specialists (9 Total)

• 3 Vyper (Ethereum-based, web3.py, MetaMask, Rabby Wallet)

• 3 Rust (Solana, Anchor framework, Phantom, Solflare Wallets)

• 3 Clarity (Stacks blockchain, Stacks.js, Hiro Wallet)

Web3 Full-Stack Developers (2 Total)

• Python, Vyper, Moccasin, Boa, Anaconda (SNAKE ENVs)

AI Agent Engineers (4 Total)

• 2 Python-based AI Agents (LangChain)

• 2 TypeScript-based AI Agents (ElizaOS)

Machine Learning Developers (2 Total)

• Time Series Forecasting, TensorFlow, Scikit-Learn, Keras, Python

Frontend Developers (2 Total)

• Vanilla CSS, HTML, TypeScript, modular code

Stack-Specific Tooling

• Clarity (Stacks blockchain) → Uses Stacks.js for frontend interactions + Hiro Wallet

• Ethereum-based (Vyper) → Uses web3.py + MetaMask, Snaps

• Solana (Rust) → Uses Anchor framework + Phantom, Solflare Wallets

• Bitcoin L2s → Uses Stacks.js or other Bitcoin-native tooling + Xverse, Leather Wallet

Role Description

This is a full-time remote role for Blockchain Developers at NFTeria Inc. Responsibilities include:

• Developing and securing blockchain solutions across multiple chains.

• Integrating AI-driven authentication via computer vision & decentralized identity models.

• Building seamless, trustless interactions between AI agents, ML models, and smart contracts.

• Working with cryptography, back-end web development, and scalable decentralized architecture.

Qualifications

• Expertise in Blockchain & Smart Contract Development (Solidity, Vyper, Rust, Clarity).

• Cryptography & Decentralized Identity (DID) solutions experience.

• Proficiency in AI-driven authentication (computer vision, ML-based fraud detection).

• Deep experience in Web3 tooling, wallets, and frameworks.

• Strong problem-solving & analytical skills in a high-speed, innovation-driven environment.

Why Join?

• This is a special project, an opportunity to be part of something revolutionary. We’re moving fast—if this excites you or you know someone who would be a great fit, share this post and let’s build the future together. 🚀

Apply Now:

Biconomy empowers Web3 developers to build seamless, user-friendly dApps that work effortlessly across multiple blockchains. Our battle-tested modular account and execution stack eliminates traditional UX friction points, helping projects accelerate user adoption while reducing development costs. By processing over 50 million transactions across the 300+ dApps we’ve served, we’re powering the future of onchain economies.

The Role: Innovating at the Intersection of AI and DeFi

We’re assembling a new team to build an innovative AI-powered product aimed at transforming how users do on-chain transactions. This is a greenfield project in its early development, offering a unique opportunity to tackle complex challenges and push the boundaries of AI in Web3. We can share more details about the project throughout the interview process.

What Will You Be Doing?

• Develop next-generation AI for Crypto Transactions: Design and implement AI-driven solutions that enhance multi-chain interactions, focusing on scalability, security, and usability.
• Optimize AI & Multi-Agent System Performance: Work on improving system efficiency when interacting with AI models, mitigating hallucinations, and enhancing the performance of multi-agent systems for latency and accuracy.
• Build AI-powered automation systems: Develop and deploy LLM-based AI agents capable of interpreting and executing user intents, providing automated execution strategies for on-chain transactions.
• Deploy and fine-tune local AI models: Ensure high efficiency, accuracy, and security in real-world DeFi applications by fine-tuning LLMs and local machine learning models.
• Work with advanced blockchain infrastructure: Implement solutions that understand and process on-chain DEX transactions, bridge transactions across EVM and non-EVM chains, and optimize execution paths.
• Collaborate cross-functionally: Work closely with blockchain engineers, product teams, and UX/UI designers to integrate AI seamlessly into the Biconomy ecosystem.
• Stay on the cutting edge: Research and experiment with the latest advancements in AI, machine learning, and blockchain to keep our product innovative and competitive.

Requirements:

• 5+ Years of Software Development: Including at least 2 years in blockchain development, with proven experience leading technical teams and projects.
• Strong AI & ML Expertise: Hands-on experience deploying and fine-tuning LLM models and developing local AI models for optimized inference.
• Deep blockchain knowledge: Understanding of on-chain DEX transactions, bridge transactions across EVM and non-EVM chains, and the infrastructure behind them.
• DeFi Enthusiast: 2+ years of experience interacting with DeFi protocols and multi-chain ecosystems.
• Proficient in Python, TypeScript, and React, with a focus on clean, scalable, and maintainable code. Knowledge of Solidity or Rust is a plus.

What We Offer:

• Flexible Working Hours: Enjoy autonomy over your schedule.
• Generous Vacation Policy: 25 days vacation per year plus public holidays
• Competitive Salary: With regular performance reviews.
• Token Allocation: Be rewarded with tokens as part of our compensation package.
• Growth Opportunities: Be part of an exciting new project with significant career growth potential.
• Innovative Work Culture: Join a team that’s at the cutting edge of Web3, AI, and DeFi, and help shape the future of the digital economy.
• Fun and Engaging Team Activities: Game nights, virtual celebrations, and work retreats to keep things exciting.

At Biconomy, we believe in creating a diverse and inclusive workplace. We are committed to being an equal-opportunity employer, and we do not discriminate based on race, national origin, gender, gender identity, sexual orientation, disability, veteran status, age, or any other legally protected status.

About Us

Chorus One is one of the leading operators of infrastructure for Proof-of-Stake networks and decentralized protocols. Tens of thousands of retail customers and institutions are staking billions in assets through our infrastructure helping to secure protocols and earn rewards. Our mission is to increase freedom and speed of innovation through decentralized technologies.

We are a diverse team of around 60 people distributed all over the globe. We value radical transparency, striving for excellence and improvement while treating each other with kindness and generosity. If this sounds like you, we’d love to hear from you.

Role

As a Platform Engineer, you must be able to work in an ambiguous environment with an optimistic attitude, that can easily (and happily) wear many hats. You are able to uphold our company’s principles and values while adding to our unique culture. As a member of our Team, you will broadly be responsible for working collaboratively with team members and partners across projects. The right person will be responsible for maintaining, scaling, and monitoring existing infrastructure, including cloud machines, bare-metal servers, and a Kubernetes cluster, to allow Chorus One to provide secure and reliable industry-leading Proof-of-Stake validation services. Leading with intellectual curiosity with a high standard of excellence as well as ensuring best practice across development, testing, and security.

The Platforms Engineers within our Infrastructure team play a pivotal role in laying the foundation for Chorus One’s ongoing growth, thus we are continuously expanding our team and seeking skilled Platforms Engineers to join us.

Job Type: Full-time

Responsibilities

• Maintain, scale and monitor existing infrastructure, including bare metal servers, cloud machines, and a Kubernetes cluster, to allow Chorus One to provide secure and reliable industry-leading Proof-of-Stake validation services.
• Institute monitoring and alerting systems for infrastructure. Enable other team members to attend to and troubleshoot problems as they arise.
• Take all steps required to ensure maximum availability and uptime of maintained blockchain networks. This includes routine and emergent application updates, monitoring of systems, timely response to alerts and on-call phone calls, as well as rapid response to mitigate site outages.
• Develop software related to blockchain data extraction or interchain communication, on an as-needed basis.
• Reason about and improve the security properties of infrastructure. Secure key management, server hardening, and intrusion detection are important themes.

What we are looking for

• Strong Linux skills, including a deep understanding of the kernel and userspace.
• Strong networking skills, including a deep understanding of routing, forwarding, and load-balancing.
• Has prior experience with a range of orchestration and configuration management tools. We use Kubernetes, Ansible, Terraform and Salt.
• Is able to develop tooling, and monitoring solutions where none exist and can debug unreliable software - many of the projects we run are of alpha quality.
• Possesses good knowledge of security as it relates to bare metal and cloud-based infrastructure.
• We are not just looking for someone who can configure an existing cloud solution, but we are looking for someone who can build the infrastructure underlying a cloud.
• We expect candidates to know one programming language in addition to Bash, and we test for this with a coding interview. We don’t expect you to be a seasoned software engineer, but we do expect you to be comfortable writing small programs. Popularly used languages at Chorus One are Python, Golang and Rust.
• Is able to work independently, with a high level of ambiguity and undefined requirements.
• Bachelor’s or advanced degree in Computer Science or a related subject is a plus, but not strictly needed.
• You are able to work in the following time zone: Switzerland ± 6 hours.

Our Offer

• Autonomy and ownership in a friendly and supportive work environment and the opportunity for rapid growth.
• Competitive fixed compensation (USD 100k - 140k) + equity.
• All-expense paid biannually team retreats at various destinations (Coronavirus permitting). Past retreats took place in Egypt, Serbia, Kenya, USA, South Korea, and Dubai.
• Remote, but not alone. We are a strong global collaborative environment.
• Remote working budget (Laptop, co-working space, etc)
• Personal development budget
• Gather experience and build your network in the vibrant crypto ecosystem.
• Learn about state-of-the-art protocols that lay the foundation for an open, transparent, and programmable financial system.

Biconomy empowers Web3 developers to build seamless, user-friendly dApps that work effortlessly across multiple blockchains. Our battle-tested modular account and execution stack eliminates traditional UX friction points, helping projects accelerate user adoption while reducing development costs. By processing over 50 million transactions across the 300+ dApps we’ve served, we’re powering the future of onchain economies.

The Role: Innovating at the Intersection of AI and DeFi

We are assembling a world-class team to redefine on-chain analytics using AI Agents & Machine Learning. As a DevOps Engineer, you will build and optimize the AI & ML infrastructure, enabling real-time wallet activity analysis, ML-driven tagging, and PnL insights at scale. You’ll work with Kafka, Snowflake, AWS S3, and high-speed data pipelines to process over 10-15 billion rows of historical data and real-time streaming events, ensuring a scalable, secure, and efficient AI ecosystem.

This is a high-impact role at the core of our AI-driven crypto intelligence platform.

What Will You Be Doing?

Scalable AI & ML Infrastructure

• Design & optimize cloud-native architectures for AI & ML-driven analytics on DeFi transactions.
• Develop and maintain high-performance, distributed computing environments that process billions of on-chain and off-chain events.
• Deploy and manage ML models & AI agents efficiently in Kubernetes (K8s) and other containerized environments.

High-Speed Data Engineering

• Design real-time streaming pipelines using Kafka for high-frequency on-chain transaction ingestion.
• Optimize Snowflake queries & storage solutions to handle large-scale blockchain datasets efficiently.
• Implement ETL/ELT pipelines for structured & unstructured blockchain data aggregation.

Infrastructure Automation & Reliability

• Automate cloud infrastructure using Terraform, Pulumi, or CloudFormation for seamless scaling.
• Enhance security & performance with CI/CD best practices for AI model deployment.
• Implement observability, logging & monitoring with tools like Prometheus, Grafana, and Datadog.

ML & AI Model Deployment

• Streamline model deployment for AI agents that analyze blockchain wallet behavior.
• Build infrastructure to support model training, inference, and real-time decision-making.
• Optimize GPU workloads for AI-driven pattern recognition & risk analysis.

Collaboration Across Teams

• Work alongside AI engineers, blockchain developers, and data scientists to integrate AI-driven insights into DeFi tools.
• Optimize node infrastructure & RPC services for multi-chain DeFi interactions.
• Research and implement best practices in Web3 DevOps, cloud automation, and ML infrastructure.

Requirements:

Core Experience

• 5+ years of DevOps experience, specializing in AI/ML infrastructure & high-scale data pipelines.
• Expertise in AWS, GCP, or Azure, focusing on scalable, event-driven architectures.
• Experience handling Kafka queues, Snowflake databases, and massive-scale data processing.

DevOps & Infrastructure Skills

• CI/CD Automation using GitHub Actions, CircleCI, Jenkins, or ArgoCD.
• Kubernetes & Docker for managing AI workloads and high-performance model inference.
• Infrastructure-as-Code (IaC): Terraform, Pulumi, or CloudFormation.

Data Engineering & AI Model Ops

• Experience with Kafka, Snowflake, and S3 for real-time & historical data processing.
• ML Model Deployment: Knowledge of TensorFlow, PyTorch, or ONNX for AI-based wallet analytics.
• Strong Python & Bash scripting for automation and orchestration.

Security & Reliability

• Security-first mindset: Experience with IAM, firewall management, and Web3 security best practices.
• Observability & Monitoring using Prometheus, Grafana, Datadog, or OpenTelemetry.

Bonus Skills

• Experience with multi-chain blockchain infrastructure (Ethereum, Solana, L2s).
• Knowledge of DeFi protocols, smart contracts, and risk analytics.
• Experience with AI inference at scale (Ray, Triton, Hugging Face Transformers, etc.)

What We Offer:

• Flexible Working Hours: Enjoy autonomy over your schedule.
• Generous Vacation Policy: 25 days vacation per year plus public holidays
• Competitive Salary: With regular performance reviews.
• Token Allocation: Be rewarded with tokens as part of our compensation package.
• Growth Opportunities: Be part of an exciting new project with significant career growth potential.
• Innovative Work Culture: Join a team that’s at the cutting edge of Web3, AI, and DeFi, and help shape the future of the digital economy.
• Fun and Engaging Team Activities: Game nights, virtual celebrations, and work retreats to keep things exciting.

At Biconomy, we believe in creating a diverse and inclusive workplace. We are committed to being an equal-opportunity employer, and we do not discriminate based on race, national origin, gender, gender identity, sexual orientation, disability, veteran status, age, or any other legally protected status.

The Institutional Product Group engineers create and maintain a suite of products catering to institutional customers of all sizes from Hedge Funds (Coinbase Prime) to experienced individual traders (Coinbase Advanced Trade) and everything in between. Additional Products include Prime - Custody Only, Prime Web3 Wallet, Commerce and Exchange. Whether the customer needs are trading, staking, governance, custody, web3 operations, or API integrations, Coinbase Institutional has them covered.

At Coinbase, we believe that "onchain" is the new "online" – marking the next evolution in how global business is conducted and value is created. Our Institutional Product Group is a trailblazer in this space, empowering a diverse range of sophisticated clients—from hedge funds to professional traders—with state-of-the-art onchain products and services.

We’re seeking a Senior Full-Stack Engineer to join our small entrepreneurial team focused on building innovative 0-to-1 Onchain Markets products. Operating as a startup within Coinbase, we're combining the agility of a small team with the resources and reach of a global platform. In this role, you’ll contribute to building cutting-edge solutions that span trading, financing, and more, helping to redefine market infrastructure for the institutional world in this new global onchain economy.

What you’ll be doing (ie. job duties): To be completed by all business teams except Eng.

• Drive 0-to-1 product development for new Onchain Markets offerings
• Develop and maintain highly interactive, responsive, and user friendly frontend applications for onchain products
• Design, develop, and optimize smart contracts using Solidity to enable new onchain products and features
• Build and integrate backend systems to power the onchain data needs of Onchain Markets products
• Rapidly prototype new onchain experiences to gain early feedback
• Troubleshoot and debug complex fullstack issues, ensuring performance, stability, reliability, and security.

What we look for in you (ie. job requirements): To be completed by all business teams except Eng.

• 5+ years of full-stack engineering experience shipping production features, including onchain products
• Expert in modern JavaScript/TypeScript, React, and Next.js
• Strong Solidity skills with experience deploying production smart contracts
• Track record building secure, high-performance web applications
• Deep understanding of blockchain fundamentals and DeFi protocols
• Experience with backend development and API design
• Proven ability to balance technical excellence with pragmatic delivery
• Strong collaboration skills with product, design, and engineering teams

Nice to haves:

• Experience building or scaling DeFi protocols
• Contributions to open-source blockchain projects
• Background in trading systems or financial exchanges
• Experience with Golang and cloud infrastructure (AWS)
• Understanding of institutional trading workflows
• Track record in high-growth crypto or fintech environments

Job #: GIFE05US

*Answers to crypto-related questions may be used to evaluate your onchain experience

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Job Description

We are looking for an experienced Smart Contract Auditor / On-Chain Engineer to join our fast-growing team. As a member of our team, you will be responsible for auditing and securing smart contracts, modeling edge cases and hack scenarios, as well as developing and maintaining on-chain infrastructure solutions. You will work closely with our blockchain developers and product teams to ensure the integrity and security of our smart contracts deployed across various decentralized platforms.

A key part of your role will be conducting in-depth research on emerging protocols and staying up to date with the latest trends, vulnerabilities, and innovations in the DeFi and blockchain space. This will help you ensure that our smart contracts are not only secure but also take full advantage of new, best-in-class protocol features.

Additionally, a solid understanding of on-chain execution, including optimizing transaction flows, is essential for this role. Experience with writing trading bots that interact with on-chain protocols or decentralized exchanges would also be highly beneficial.

If you are passionate about the intersection of blockchain technology, security, and innovative development, this role is for you.

Responsibilities:

• Research Emerging Protocols: Analyze new blockchain protocols, reviewing their documentation, audits, and smart contracts to identify risks and recommend improvements for integration.
• Code Review & Analysis: Review code for compliance with best practices, identifying potential security flaws, and ensuring that contracts function as intended.
• Smart Contract Auditing: Perform thorough security audits on smart contracts, identifying vulnerabilities, bugs, and optimization opportunities. Provide actionable recommendations to mitigate risks.
• Collaboration with Teams: Work closely with blockchain developers, product managers, and stakeholders to design and implement secure smart contract solutions.
• Troubleshooting and Technical Support: Provide support for ongoing issues or incidents related to smart contract vulnerabilities or failures.
• Documentation & Reporting: Maintain detailed reports and documentation on auditing processes, findings, and resolutions.

Requirements & Skills:

• 3+ years of experience in smart contract auditing and on-chain development.
• Strong proficiency in Solidity and in-depth understanding of Ethereum Virtual Machine (EVM) and gas optimization.
• Familiarity with decentralized finance (DeFi) protocols and platforms (e.g., Uniswap, Aave, Compound, Pendle).
• Deep knowledge of smart contract security best practices, including common vulnerabilities
• Knowledge of consensus mechanisms used in PoS systems (staking, restacking, slashing , etc …).
• Experience with on-chain execution, including transaction optimization, gas management, and effective interaction with DeFi protocols.
• Ability to provide clear technical documentation and communicate security findings to both technical and non-technical stakeholders.
• Fluent in English (wriYen and spoken), with the ability to communicate effectively in a distributed team.

Nice to Have:

• Experience with other blockchain platforms such as Solana, Cosmos, or
• Familiarity with formal verification techniques or static analysis tools for smart contract auditing.
• Experience writing and maintaining on-chain trading bots or algorithms that interact with decentralized exchanges or other on-chain assets.

We Offer:

• Competitive salary and performance-based bonuses.
• Remote-first environment with flexible working hours.
• A dynamic and fast-paced work environment where you can contribute directly to cutting-edge blockchain products.
• Opportunities for personal growth and skill development in the growing blockchain and DeFi space.
• A collaborative, innovative team of professionals passionate about blockchain, crypto, and DeFi.

Position: Full-time

Location: Flexible; availability during US trading hours is preferred.

About Edge Capital

Edge Capital is an innovative alternative hedge fund focused on digital assets, blockchain, and decentralized finance (DeFi) markets. We combine algo trading and macro strategies to identify untapped opportunities in these markets based on our multidisciplinary expertise in macro trading and analysis, portfolio, and risk management, combined with our extensive knowledge and experience in fintech, DeFi, and blockchain technologies.

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Textile’s mission is to accelerate the exchange of information on the Internet.  We are a lean, fully remote team dedicated to a shared mission. Since our first ML product in 2018, we’ve consistently advanced the state of the art for the cryptographically secured distributed data foundations needed by an AI-driven web. We’re supported by USV, Multicoin, Blueyard, and other world-class investors as well as a thriving developer community. We value passion, integrity, and an innovative mindset. We look for rigorous thinkers who ship quickly, collaborate proactively, learn continuously, and contribute to a fast-paced and engaging remote workplace. If that resonates, join us! We strongly encourage applications from individuals who belong to groups historically underrepresented in technology.  The Opportunity We're seeking passionate Engineers to join our dynamic team at Textile. In this role, you'll work on innovative projects that push the boundaries of information exchange, developing robust and scalable technical solutions that have a meaningful impact on our mission. What You'll Achieve: Within your first year, you will:

Design and implement core infrastructure and engineering systems. Collaborate across teams to solve complex technical challenges. Develop and maintain high-performance, maintainable software. Contribute to architectural decisions that drive platform innovation. Create tools and processes that enhance team productivity and technical capabilities. Research and contribute to the product vision and help define the roadmap of multiple products.

Skills You'll Need: You’re likely a great fit if you...

Have 5+ years of production-level experience. Have a strong understanding of cryptography. Have familiarity with peer to peer networks. Have experience with Ethereum and/or other EVM blockchains. Have a broad understanding and passion for Web3. Are comfortable leading blockchain-related technical research. Are an excellent communicator and writer. Are incredibly curious, professional, personable, and self-directed. Have track-record of influencing and making critical decisions. Have open-source project experience. Have attention to detail with a passion for software architecture and design.

Bonus Points:

Familiarity with any part of our tech stack: onchain/web3, SQL, big data, NFTs/tokens, etc. Leadership in driving team objectives, balancing business needs with team dynamics, and personal development. A broader appreciation for the pioneers of computing and a personal investment in areas beyond technology.

At Textile, we believe in the power of diversity to foster innovation and creativity. We encourage candidates from all backgrounds to apply, especially those who share our vision of democratizing software customization. If you're passionate about this role but don't meet every single requirement, we still want to hear from you. We offer competitive compensation, equity, and benefits tailored to provide a comprehensive and fulfilling work-life balance. Learn more about us at https://basin.textile.io/, https://textile.io, @textile, https://github.com/tablelandnetwork, https://tableland.xyz, and @tableland. Perks:

Competitive salary and benefits. Contribute to projects at the forefront of the web. Work with a company on a mission to have a positive impact. Work on a fully remote team. Work with/on a small, passionate team. An entrepreneurial opportunity where you can have oversized impacts. Opportunity to drive innovation and strategy. Location Textile is a fully remote company spanning GMT -8 to GMT +1 (North America, South America, Central Europe). While being small, we've found that it is helpful to have a high level of overlap as a team. Learn more about us at https://github.com/tablelandnetwork, https://tableland.xyz, @tableland__, and https://textile.io.

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WHO WE ARE: Zinnia is the leading technology platform for accelerating life and annuities growth. With innovative enterprise solutions and data insights, Zinnia simplifies the experience of buying, selling, and administering insurance products. All of which enables more people to protect their financial futures. Our success is driven by a commitment to three core values: be bold, team up, deliver value – and that we do. Zinnia has over $180 billion in assets under administration, serves 100+ carrier clients, 2500 distributors and partners, and over 2 million policyholders.WHO WE ARE: Zinnia is the leading technology platform for accelerating life and annuities growth. With innovative enterprise solutions and data insights, Zinnia simplifies the experience of buying, selling, and administering insurance products. All of which enables more people to protect their financial futures. Our success is driven by a commitment to three core values: be bold, team up, deliver value – and that we do. Zinnia has over $180 billion in assets under administration, serves 100+ carrier clients, 2500 distributors and partners, and over 2 million policyholders. WHO YOU ARE: As part of our software engineering team, you will take the lead in building a new public facing website for zinnia.com, as well as managing and architecting several other websites within the Zinnia umbrella, including policygenius.com which has ~>1m visits per month. This person will play a key role in designing and architecting the Zinnia websites for the future, as well as contributing to the company’s website strategy. As a front-end Software Engineer, you will be a key technical leader and role model within the organization. You will foster Zinnia’s culture and values around ‘be bold’, ‘team up’ & ‘deliver value’. You will work closely with technical leadership and management within and outside our organization to contribute to building best-in-class core systems infrastructure for Zinnia. WHAT YOU’LL DO:

Website Optimization: Implement on-page SEO strategies by optimizing HTML tags, content, and structure for search engines. Ensure the website is mobile-friendly and adheres to web accessibility standards. Front-end Architecture: Design and implement performant, maintainable, and scalable front-end architecture that integrates seamlessly with back-end components. Code Quality: Ensure code quality through code reviews, testing, and implementation of coding standards. Performance Optimization: Utilize tools and techniques to minimize page load times. Optimize CSS, JavaScript, and images; leverage browser caching; and implement CDN solutions as needed. Emerging Technologies: Stay updated with the latest front-end technologies and trends and evaluate their potential application to our products. Cross-functional Collaboration: Collaborate with back-end engineers, marketing teams, and content teams to develop end-to-end solutions. Documentation: Create and maintain documentation for front-end components and processes.

 WHAT YOU’LL NEED:  Basic Qualifications:

BS/BE in Computer Science or related technical field or equivalent technical experience 6-8 experience in HTML, CSS, Javascript, React, or other JS frameworks. 2+ years of experience architecting a website or a complex front-end project Experience building mobile-first and responsive sites Experience building for performance, accessibility (WCAG 2.0+), and user experience. Experience with Content Management Systems; experience with Contentful or other headless CMSs preferred. Ability to clearly and effectively communicate technical solutions to non-technical people

Preferred Qualifications:

Knowledge of WordPress/PHP is desirable Experience with headless CMS (i.e. Contentful, Contentstack, or other CMS-as-a-platform) Experience with building for search engine optimization and technical SEO (i.e. semantic HTML, EEAT, schema, etc) Experience with HREFLANG (for international websites) Experience with Page Speed optimization (Familiarity with relevant tools, i.e. Lighthouse, Page Speed Insights, or Core Web Vitals)

Qualifications

Should have B.Tech / BE / MCA / MTech / ME or equivalent qualification from reputed institutes

WHAT’S IN IT FOR YOU? At Zinnia, you collaborate with smart, creative professionals who are dedicated to delivering cutting-edge technologies, deeper data insights, and enhanced services to transform how insurance is done. Visit our website at www.zinnia.com for more information. Apply by completing the online application on the careers section of our website. We are an Equal Opportunity employer committed to a diverse workforce. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability.#LI-SN1

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What are we all about? We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems. Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering. Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more. Today, we are a 350+ strong team working remotely across 66+ countries. View all our open positions here: https://www.nethermind.io/open-roles The Nethermind team is seeking a experience Software engineer with a background in confidential computing. We offer a unique opportunity to work on a variety of diverse projects where strong experience, knowledge and understanding of secure computing platforms is a must. The candidate will be working cross-functionally across the company partnering with our product teams to implement solutions in secure environments in a broad array of applications of use cases from AI through to Finance. The role requires a balance of technical expertise, research mindset, as well as practical engineering skills to take innovative ideas into production. How to Know If You're the Right Fit If you're driven by complex challenges and excited by the prospect of working with cutting-edge technologies, this role is for you. We're looking for individuals who are not just engineers but innovators—those who are eager to collaborate with the best minds in the industry and make a significant impact on the future of technology. Why This Role Is Exciting

Work with the Best: Collaborate with some of the brightest engineers and researchers in the industry. Innovative Challenges: Tackle projects that require deep algorithmic thinking and advanced design. Impactful Work: Contribute directly to the development of technologies that push the boundaries of what's possible. Collaborative Environment: Partner with leading developers and researchers shaping the future of decentralized technologies.

Responsibilities:

Collaborating with engineers across the company on all stages of projects, through design, implementation and testing. Partnering with teams across the company from Product through to Engineering to apply your skills to solutions integrating confidential computing. Contribute to product documentation. Maintain, test and release new and existing confidential compute infrastructure.

Skills:

Experienced shipping new products all the way through the product stack. Proficiency with developing in C++. Experience with Rust or JavaScript. Knowledge of Trusted Execution Environments (e.g. SGX, TDX, TrustZone, NVIDIA Confidential Compute). Familiarity with web protocols (HTTP, QUIC). Understanding of the CI/CD developer pipeline and tools (Github, VSCode, Linux).

Nice to have:

Understanding of distributed consensus algorithms and cryptography concepts (e.g. Zero-Knowledge). You can think independently, with drive and initiative, even when challenged and under pressure. You can communicate complex concepts and ideas to a broad array of audiences. You have a strong interest in distributed systems, privacy technologies, blockchains and cryptocurrencies. Disclaimer: I hereby consent to my personal information being stored and processed by Demerzel Solutions Limited (t/a Nethermind) (the “Company”) for recruitment purposes in relation to both the selected job role and any other role the Company considers me a qualified candidate for. All data storing and processing by the Company takes place in accordance with the UK GDPR. Kindly refer to our privacy policy for more details. Your consent to share personal information is entirely voluntary, and you may withdraw your consent at any time. Should you have any questions about this process, or wish to withdraw your consent please contact: email Keep up to date on what we are working on by following us on our social channels       Click here to view our Privacy Policy.

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About SSV Labs SSV Labs is a fast growing startup applying Distributed Validator Technology (DVT) to significantly enhance the security and decentralization of Ethereum staking. The protocol provides an open and simple infrastructure for splitting and distributing a validator key into multiple KeyShares, for the purpose of running an Ethereum validator across multiple non-trusting nodes. At the heart of a DAO-driven ecosystem, SSV Labs is dedicated to fostering a participatory and inclusive environment.    Why join our team? We are a global team looking for people with diverse professional backgrounds to join and contribute their ideas to boost the company's success. You'll get to work in a transparent environment with the most innovative technologies, be constantly challenged and learn from like-minded professionals and leaders in the industry. We offer a platform for you to develop and achieve your career goals. We look forward to hearing from passionate, goal-oriented applicants ready to make their mark in the blockchain space.Successful candidates will play a critical role in improving the observability, reliability, scalability, and performance of our systems as we continue to grow. As an observability-focused software engineer, you will work closely with cross-functional teams to build and maintain resilient systems. This is a hands-on role that will require you to work closely with our product and engineering teams to ensure that our systems are reliable, scalable, and performant.      Responsibilities:

Designing, developing, and maintaining advanced tools and services to monitor the performance of the SSV blockchain network Analyzing SSV blockchain network activity and providing actionable insights for performance improvement. Responsible for monitoring dashboards and alerting systems (we use Grafana) Debugging and optimizing network performance based on monitoring results Develop Infrastructure as Code (IaC) solutions to automate the deployment of monitoring tools and services Creating clear documentation for developed monitoring tools and services. Collaborating with cross-functional teams on defining, designing, and rolling out new features Proactively identifying and resolving system performance or security issues. Ensuring high performance, quality, and responsiveness of monitoring applications and services.

  Your Experience & Qualifications:

Minimum of 5 years experience in software development, with expertise in Go - Must Experience with Typescript - Bonus Familiarity with OpenTelemetry, Prometheus, Grafana stack (Mimir/Loki/Tempo), and other observability tools - Bonus Deep understanding of the benefits of tracing and logging in a distributed system, experienced with relevant libraries - Bonus Thorough understanding of Kubernetes (K8s) and containerization technologies - Bonus A Startup background, demonstrating a passion for new technologies and the ability to take ownership over the development of significant portions of an innovative product - Must Excellent problem-solving skills and attention to detail Ability to thrive in a fast-paced environment and rapidly learn and master diverse web technologies. Bachelor’s degree in Computer Science or related field, or equivalent industry experience. Prior experience with blockchain technology

 *We offer equal opportunities and ensure an inclusive recruitment for our global teams without consideration of race, gender, culture, or sexual orientation.

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Since being founded in 2018, Copper has been building the standard for institutional digital asset infrastructure with a focus on custody, collateral management, and prime services.Led by Amar Kuchinad, Copper's Global CEO, the firm provides a comprehensive suite of custody, trading and settlement solutions that reduce counterparty risk and bring greater capital and operational efficiency to digital asset markets. At the heart of Copper's offering is Multi-Party Computation (MPC) technology – the gold standard in secure custody. Copper’s multi-award winning custody system is unique in that it can be connected to centralised exchanges, DeFi applications and even staking pools without the assets leaving the custody. Built on top of this state-of-the-art custody, ClearLoop is the first solution in the market that overcomes a growing industry challenge; counterparty risk with exchanges. This solution underpins a full prime services offering, connecting global exchanges, and enabling customers to trade and settle directly from the safety of their MPC-secured wallets. By reducing settlement time for transfers to a few milliseconds (without blockchain network dependency) and offering enhanced security measures, ClearLoop is rapidly reshaping the way asset managers trade and manage capital. In addition to industry-leading security certifications, Copper has one of the strongest insurance coverages in the industry from an A+ rated insurer, positioning the firm as the partner of choice for institutions seeking to safeguard their assets.Department environment This is an exciting entry level opportunity for an Associate Software Engineer to join our Exchanges team at Copper to build new back-end microservices and integrate with cryptocurrency exchanges. Be part of a talented team of engineers and help us improve our ClearLoop and Walled Garden products. ClearLoop is one of the most important projects for the company. The chosen candidate will contribute on evolving and develop new exchange integrations for WalledGarden and ClearLoop. Key Responsibilities of the role

As a key member of the engineering team, participating in every stage of product and feature development - from conceptualisation to architecture, to build, to release, to iteration and support. Build the backend services for our new features, as well as supporting the existing product lines. Build integrations with traditional financial services providers and other third parties. Contribute to code reviews, architectural decisions and agile practices within the team. Full understanding of current products. Support and solve problems from clients and stakeholders.

Your experience, skills and knowledge Essential

At least 2 years experience building Scala/Java applications.  Well-versed with the OOP/functional paradigm and design patterns Familiarity with relational databases such as PostgreSQL An understanding of the critical importance of unit tests, well-versed and able to build automated tests of server-side code. Experience building/designing microservices.

Desirable

Experience with containerisation and DevOps practices Experience in building and optimising systems for working with large amounts of data, both at the database level and interactions between services.

The benefits offered

Holidays: 27 days per annum paid holiday, in addition to bank holidays. Years of Service Days: Employees are awarded one additional day of paid time off per year of service (up to three years). Vitality Health:

Medical Insurance: Copper provides all employees with individual cover. Medical history is disregarded, and a 24/7 virtual GP is available (£100 excess per person per year) Dental Insurance: Comprehensive dental cover for preventative, restorative and emergency treatment Audiology Cover: Employees can claim back up 80% of costs, up to £300, for any hearing tests or hearing aids Optical Cover: £500 optical cover (through Vision Express) or 80% reimbursement up to £300 for any other optician Menopause Support: Unlimited support for those experiencing symptoms of the menopause, such as video consultations with a dedicated menopause practitioner Vitality services also include an additional £100 for minor diagnostic tests and private prescriptions, including home diagnostics Headspace - Copper's policy provides all employees with a free Headspace subscription. Headspace provides great resources to manage stress, improve sleep, meditate and enhance mindfulness Discounts and free benefits - the Vitality programme has been designed for preventative care to encourage members to improve their overall health and will reward those for doing so. Employees can access additional benefits such as 50% off running shoes, discounted health screenings, 50% off at Nuffield Health or Virgin Active gyms and much more

Home Working Energy Support Scheme: to combat energy prices increasing globally, Copper will provide you, in addition to your salary, with a monthly top-up of £60 or £75 (subject to your energy supplier) Pension up to 10% matched contribution to our company pension scheme via Smart Pensions Cycle to Work Life Insurance cover: Four times your base salary EAP: access unlimited mental health consultations and contact a 24/7 confidential helpline for emotional support Sponsored Learning and Development opportunities Regular company events and social activities

In return for everything you can bring to Copper, we can offer you an exciting, challenging role in a fast-growing and dynamic business, with career opportunities and welcoming working environment. If you think you have everything we're looking for and more, then we'd love you to apply for the opportunity. Copper is an equal opportunity employer. We embrace diversity and equal opportunities in a serious way. We are committed to building a team that represents a variety of backgrounds, perspectives and skills. The more inclusive we are, the better our work will be. So bring us your experience, perspectives and skills. It is in our differences that we will continue to grow and ensure Copper is transforming how institutional investors engage with digital assets.Copper is an equal opportunity employer. We embrace diversity and equal opportunities in a serious way. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better our work will be. So, bring us your experience, perspectives, and skills. It is in our differences that we will continue to grow and ensure Copper is transforming how institutional investors engage with digital assets. Copper is a Disability Confident Employer, please let us know if you have a disability. If you require us to provide any assistance during the recruitment process, then we would ask you to highlight this to us and we will be happy to accommodate.

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Who are we? FalconX is a pioneering team of operators, investors, and builders committed to revolutionizing institutional access to the crypto markets. Operating at the intersection of traditional finance and 
cutting-edge technology, FalconX addresses the industry's foremost challenges: Navigating the digital asset market can be complex and fragmented, with limited products and services that support trading strategies, structures, and liquidity found in conventional financial markets. As a comprehensive solution for all digital asset strategies from start to scale, FalconX operates as the connective tissue empowering clients with seamless navigation through the ever-
evolving cryptocurrency landscape.Senior Software Engineer, Blockchain Full-time | Engineering San Mateo, CA Who are we? FalconX is one of the fastest-growing startups in FinTech. We are redefining prime brokerage from the ground up. We are backed by some of the best investors in the world including American Express, Fidelity, Coinbase, Lightspeed Venture Partners, Accel Partners, Fenbushi Capital, BCapital, Tiger Global + more. We deliver institutional digital asset traders best-in-class trading, credit, custody and structured products. We trade, lend and secure tens of billions of dollars monthly, are highly profitable, and growing fast, so we need your help!   We are data-driven. Whether it's a growth or product decision, we believe data can always help us make more precise and informed choices. We move fast. Speed of execution is essential for any startup, but we believe this is even more pertinent in our 24/7 industry. We prioritize learning. Outcomes are mission-critical, but we also believe that learning in success and in failure will drive our continued success. Our industry is emergent - there’s no shortage of experiments to get involved with and to continue growing and learning together.   Who is on the team? We are entrepreneurs. Many in our company have been founders or have aspirations to eventually start their own company. We take these ambitions and experiences to bring a solutions-oriented mindset to the problems we encounter day-to-day.   We are experienced. We have been fortunate to have learned from mentors and peers at institutions such as Google, LinkedIn, JUMP Trading, Citadel, PEAK6 Investments, Goldman Sachs, Harvard Business School, Carnegie Mellon, IIT + more.   Impact At FalconX, you’ll help create a more open financial system. In building trading, credit and custody infrastructure, we are enabling thousands more institutions to enter the market and support a more open and accessible financial system. The world’s largest financial institutions from Wall Street to Silicon Valley will turn to you for products that provide unparalleled seamless, efficient and secure access to the cryptocurrency sector. FalconX is hiring a Software Engineer focused on Blockchain to help introduce a new, in-demand product line for the company that integrates seamlessly with our proprietary, best-in-class Prime Brokerage platform. You will be instrumental in the implementation of critical blockchain infrastructure supporting all major chains and protocols. This implementation must be designed for ease of integration into the broader technology stack and demonstrate ease-of-use, operational efficiency, security, and stability. We are looking for an experienced Software Engineer with a strong understanding of blockchain, cryptocurrencies, wallets, and platforms to build upon our vision of an open financial system.   Responsibilities:

Drive architectural design and implementation of the Web3 stack, across all major chains and protocols Scale and operate robust services to enable customers to interact with various Blockchains including Bitcoin, Ethereum, and others Drive innovation by safely adopting and testing new technologies and products in the blockchain space Strive for generalization across blockchains instead of specialization Integrate Blockchain data and primitives into the rest of the Platform stack through repeatable and generalizable interfaces Take ownership of technical aspects and ensure technology is designed and built around our customers’ needs Collaborate closely with Engineering and Product leadership to plan, estimate, prioritize, and productize new products and features Build and deliver against an aggressive product roadmap supporting strategic business initiatives Rapidly iterate to add support for emerging blockchain features and functionality while ensuring high availability and scalability Provide ongoing maintenance of the technology stack as it matures, ensuring production-quality reliability, impeccable performance, and ease of use Ability to understand, triage, and address customer-facing and internal-facing technical issues quickly and effectively Provide subject matter expertise on the Blockchain ecosystem and our own in-house blockchain integrations

  Preferred Qualifications:  

Proven technical leader in Blockchain technologies with significant experience working with various Blockchain protocols and structures You have experience shipping and maintaining multiple projects with a large user base, supporting each through multiple years of iteration and growth You have expertise writing production code in Java, TypeScript, Go, Rust, Python, or equivalent You have a strong understanding different consensus protocols Strong working knowledge of modern software development methodologies and software design patterns Experience building robust backend services and leveraging orchestration systems such as Kubernetes to deploy them at scale A self-starter eager to explore, iterate, and contribute to decision-making Experience working with existing Blockchain-as-a-service stacks is a plus Familiarity with cryptographic signing algorithms, asymmetric cryptography, and key management is a plus

Base pay for this role is expected to be between $179,000 - $242,000 USD for New York City and San Francisco Bay Area. This expected base pay range is based on information at the time this post was generated. This role will also be eligible for other forms of compensation such as a performance linked bonus, equity, and a competitive benefits package. Actual compensation for a successful candidate will be determined based on a number of factors such as location, skillset, experience, and qualifications.Notice at Collection and Privacy Policy Applicants located in California and/or applying to a role based in California, please refer to our Notice at Collection and Privacy Policy here.   Inclusivity Statement FalconX is committed to building a diverse, inclusive, equitable, and safe workspace for all people. Our roles are intended for people from all walks of life. We encourage all those interested in applying to our organization to submit an application regardless if you are missing some of the listed background requirements, skills, or experiences! As part of our commitment to inclusivity, FalconX would like to acknowledge that the EEOC survey has limited potential responses that you can select. For legal reasons, FalconX must use this language to align with federal requirements, however, we want to ensure that you are able to provide a response to our own voluntary survey questions about your identity that best aligns with your most true self. FalconX is an equal opportunity employer and will not discriminate against an applicant or employee based on race, color, religion, national origin, ancestry, ethnicity, sex (including gender, pregnancy, sexual orientation, and gender identity), age, physical or mental disability, veteran or military status, genetic information, citizenship, or any other legally-recognized protected basis under federal, state, or local law. Applicants with disabilities may be entitled to reasonable accommodation under the Americans with Disabilities Act and other applicable state or local laws. A reasonable accommodation is a change in the way things are normally done which will ensure an equal employment opportunity without imposing undue hardship on FalconX. Please inform FalconX’s People team at email, if you need assistance with participating in the application process.

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Are you looking to be part of an early-stage venture and have proven experience in web3 content creation?

Location: Remote. Your team is based in Europe, India, and Canada.

Working Language: English

About the project

The #1 Crypto rewards platform where daily rewards meet smart investing.

Klink is a leading crypto wealth creation platform that innovatively combines quest-based task rewards with strategic investing opportunities on its multi-service platform. Klink provides a unique opportunity for its users to earn cryptocurrencies starting from $0 of personal investment and has already partnered with some of the leading companies in web3.

The company is backed by top-tier VCs in the US & Asia.

Tasks

We are now looking for an ambitious Fullstack Engineer to join the team. You will be joining a team of 20 (12 with technical background) with a live product with over 400,000 users already. As you work on building an innovative solution competing with products on a global scale, you will always be up to date on all the latest technologies and best practices, especially regarding the web3 space.

You will:

• Collaborate on the development of highly scalable Node.js products hosted on cloud-based infrastructure, facilitating access to DeFi opportunities for CeFi users.
• Construct and maintain internal and external RESTful APIs, ensuring swift and seamless updates to our products.
• Develop diverse platforms, optimizing for high throughput and faultlessness in execution.
• Integrate external providers from the FinTech and Blockchain industry to enhance our product offerings.
• Engage in regular communication with the technical lead and the entire team to discuss solutions and innovations.
• Actively participate in code reviews to uphold code quality, maintainability, and adherence to best practices.

Requirements

We do not focus on the time you have spent sitting in the lecture halls of this world but we want to understand what makes you feel comfortable, extraordinarily motivated and suitable to take over this position. We are looking for a team member who feels comfortable working remotely and in English in an international environment with a self-driven “Get stuff done” mindset.

• Experience in serverless architecture and microservices.
• Proven understanding of Blockchain and Web3 solutions.
• Proficiency in Javascript frameworks, with a focus on Typescript (Nest.js, Next.js, Node.js).
• Strong MVP-focused coding skills in any modern programming language.
• Solid understanding of cloud solutions, specifically Amazon Web Services (AWS).
• Good knowledge of data structures, algorithms, and relational databases.
• Familiarity with security best practices in cloud environments.
• Full-stack development experience with a strong proficiency in React.js, Next.js, and NestJS. Expertise in building dynamic, scalable, and high-performance web applications, ensuring seamless integration between front-end and back-end technologies for optimized user experiences and efficient server-side rendering.

Benefits

• Join at an early stage and be involved in decisions that shape the company’s future and the opportunity to build your own success story
• You will have a lot of autonomy and freedom in your role to innovate, test and fail
• Take a trip with an international team of highly skilled individuals who will always support you on this journey

If you want to know more about this opportunity please complete this application with your most recent work profile and we will get back to you ASAP.

We are excited to meet you!

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About Us

Chorus One is one of the leading operators of infrastructure for Proof-of-Stake networks and decentralized protocols. Tens of thousands of retail customers and institutions are staking billions in assets through our infrastructure helping to secure protocols and earn rewards. Our mission is to increase freedom and speed of innovation through decentralized technologies.

We are a diverse team of 70+ people distributed all over the globe. We value radical transparency, striving for excellence and improvement while treating each other with kindness and generosity. If this sounds like you, we’d love to hear from you.

Position Overview

As a software engineer, you will join our product engineering team to help build our customer-facing offerings. Projects you might work on are our Opus Pool Ethereum staking portal, the Chorus One SDK that can generate staking transactions for many of the networks we support, gathering rewards data, and whatever we need to offer best-in-class solutions for the parties who want to stake with us. You will also work closely with our platforms engineering teams who operate our validator nodes.

Our Tech Stack

The software we develop at Chorus One, both internal and external-facing, is written in various languages, depending on what is most suitable for the project. We have code in Rust, Go, Python, and TypeScript, and we occasionally have to dive into codebases of the blockchains we work with, so we deal with code written in Rust, C++, OCaml, TypeScript, and a host of smart contract languages. Our database of choice is Postgres, and we deploy our applications either directly on top of Ubuntu, or on Kubernetes.

Key Responsibilities

• Design and develop new features, Understand the needs of our customers, identify solutions, discuss with fellow engineers how they should be implemented, and drive the implementation to completion.
• Support and collaborate. Review and discuss engineering designs, review code, help fellow engineers, and mentor them on a technical level.
• Innovation and continuous improvement. Seek to simplify, optimize, and secure our staking services and systems.

Job requirements

What we are looking for:

• 4+ years experience as a software engineer.
• Having worked on a user-facing product before, especially operating and maintaining server-side software in production.
• Deep understanding of at least one compiled statically typed programming language such as Rust, Go, or Kotlin.
• Experience with at least one gradually typed dynamic language, such as Python + Mypy or TypeScript.
• Experience using SQL databases, preferably PostgreSQL.
• Strong communication skills and ownership to drive new features independently.
• Interest in blockchain technology.
• Good understanding of security principles (threat models, cryptographic primitives at a high level, etc.)

Our Offer

• Autonomy and ownership in a friendly and supportive work environment and the opportunity for rapid growth.
• Competitive fixed compensation (USD 100k - 140k) + equity.
• All-expense paid biannually team retreats at various destinations (Coronavirus permitting). Past retreats took place in Egypt, Serbia, Kenya, USA, South Korea, and Dubai.
• Remote, but not alone. We are a strong global collaborative environment.
• Remote working budget (Laptop, co-working space, etc)
• Personal development budget
• Gather experience and build your network in the vibrant crypto ecosystem.
• Learn about state-of-the-art protocols that lay the foundation for an open, transparent, and programmable financial system.

Gauntlet leads the field in quantitative research and optimization of DeFi economics. We manage market risk, optimize growth, and ensure economic safety for protocols facilitating most spot trading, borrowing, and lending activity across all of DeFi, protecting and optimizing the largest protocols and networks in the industry. As of January 2025, Gauntlet manages risk and incentives covering over $35 billion in customer TVL.

Gauntlet continually publishes cutting-edge research that informs our risk models, alerts, and analysis, and is among the most cited institution — including academic institutions — in terms of peer-reviewed papers addressing DeFi as a subject. We’re a Series B company with around 75 employees, operating remote-first with a home base in New York City.

Gauntlet’s mission is to drive adoption and understanding in the financial systems of the future. Building with decentralized systems creates novel challenges for mechanism designers, smart contract developers, and end-users of financial products, which are not seen in traditional software development and investing contexts. Gauntlet is dedicated to enhancing our industry’s understanding of this new domain and revealing how to safely navigate the true bleeding edge of 21st-century financial innovation.

We are looking for engineers for a few projects! See below:

Pivot/Courier Services

We’re developing an algorithmic trading platform to optimize strategies Gauntlet oversees on-chain to capture opportunities across DeFi. We’re looking for a product-focused systems generalist to work with users to define requirements and build the system’s required components!

Data & Models

We develop & own the services that power Gauntlet’s platform, including all our model capture, infrastructure, deployments & tools to support & scale our systems!

Responsibilities

• Design, build, and maintain robust, scalable systems for data from DeFi protocols, blockchain networks, and various other data sources
• Contribute to making our platform world-class
• Collaborate with stakeholders to understand their system requirements and provide the necessary support to help their productivity.
• Implement quality control measures to ensure system integrity and quality
• Actively participate in code and design reviews, providing constructive feedback to peers and maintaining high coding standards
• Keep up-to-date with the latest industry trends, technologies, and best practices to ensure the continuous improvement of the platform
• Contribute to the creation of technical documentation and user guides
• Troubleshoot, diagnose, and resolve software defects, ensuring optimal system performance and reliability

Qualifications

• At least 4 years of professional development experience. More is better but we’re flexible
• Experience with building backend systems.
• Experience developing production-quality software in high-performance languages. We currently use Python and Typescript but are open to exceptional language agnostic candidates.
• Experience with dynamic isolated environments and operational alerting
• Experience with distributed data processing frameworks and related technologies such as Kafka, Spark, Flink, etc.
• Ability to quickly internalize abstract concepts in new domains, coupled with strong problem-solving skills and attention to detail.
• Ability to work independently and within a team, manage multiple projects, and meet deadlines.
• Strong communication skills and the ability to work collaboratively in a distributed team environment
• Interests or passion for DeFi and the broader crypto ecosystem, with a willingness to immerse oneself in the space.

Bonus Points

• Experience working in the crypto industry is a plus but is not required.
• Background in working with complex data sets in data-rich environments
• Experience with languages and tooling related to complex streaming problems
• Familiarity with cloud solutions like Google Cloud Platform or AWS

Benefits and Perks

• Remote first - work from anywhere in the US & CAN!
• Competitive packages with the added opportunity for incentive-based compensation
• Regular in-person company retreats and cross-country “office visit” perk
• 100% paid medical, dental and vision premiums for employees
• Laptop provided
• $1,600 WFH stipend upon joining
• $100 per month reimbursement for fitness-related expenses
• Monthly reimbursement for home internet, phone, and cellular data
• Unlimited vacation policy
• 100% paid parental leave of 12 weeks
• Fertility benefits

Please note at this time our hiring is reserved for potential employees who are able to work within the contiguous United States and Canada. Should you need alternative accommodations, please note that in your application.

The national pay range for this role is $160,000 - $200,000 plus additional On Target Earnings potential by level and equity in the company. Our salary ranges are based on paying competitively for a company of our size and industry, and are one part of many compensation, benefits and other reward opportunities we provide. Individual pay rate decisions are based on a number of factors, including qualifications for the role, experience level, skill set, and balancing internal equity relative to peers at the company.

WHO WE ARE: Zinnia is the leading technology platform for accelerating life and annuities growth. With innovative enterprise solutions and data insights, Zinnia simplifies the experience of buying, selling, and administering insurance products. All of which enables more people to protect their financial futures. Our success is driven by a commitment to three core values: be bold, team up, deliver value – and that we do. Zinnia has over $180 billion in assets under administration, serves 100+ carrier clients, 2500 distributors and partners, and over 2 million policyholders.WHO YOU ARE: A Java DevOps Engineer with 5+ years of experience playing a pivotal role in delivering high-quality software solutions. As a Java DevOps Engineer, you will be responsible for automating and streamlining the software development and deployment process, ensuring efficient and reliable delivery of our products. WHAT YOU’LL DO: 

DevOps Infrastructure:

Design, build, and maintain robust and scalable DevOps infrastructure, including CI/CD pipelines, source control systems, and deployment environments. Automate infrastructure provisioning and configuration management using tools like Ansible, Terraform, or Puppet. Collaborate with development teams to ensure smooth integration of DevOps practices into their workflows.

Java Development:

Contribute to the development and maintenance of Java-based applications, following best practices and coding standards. Work closely with development teams to understand their requirements and provide technical guidance. Participate in code reviews and ensure code quality.

Maven:

Utilize Maven for build automation, dependency management, and project management. Create Maven build scripts and configurations. Manage dependencies and resolve conflicts.

Docker and Containerization:

Manage containerized environments using tools like Kubernetes or Docker Swarm. Leverage Docker to containerize applications and simplify deployment. Optimize container images for performance and security.

CI/CD Pipelines:

Design and implement efficient CI/CD pipelines using tools like Jenkins, GitLab CI/CD, or CircleCI. Automate testing, code quality checks, and deployment processes. Ensure pipeline security and compliance with best practices.

AWS Services:

Utilize AWS services effectively for infrastructure provisioning, deployment, and management. Implement cloud-native architectures and best practices. Optimize cloud resources for cost-efficiency and performance.

Log Aggregation:

Analyze logs to identify and troubleshoot issues. Implement log aggregation and analysis tools (e.g., ELK Stack, Splunk) to monitor application and infrastructure health.

WHAT YOU’LL NEED:

Bachelor’s/Master's degree in Computer Science, IT Engineering, or a related field. 8+ years of experience as a Java developer or DevOps engineer. Strong programming skills in Java and at least one scripting language (e.g., Bash, Python, Groovy). Experience with DevOps tools and practices, including CI/CD pipelines, version control systems, and infrastructure automation. In-depth knowledge of Docker and containerization technologies. Experience with container orchestration platforms like Kubernetes or Docker Swarm. Familiarity with cloud platforms (e.g., AWS, Azure, GCP) and cloud-native technologies. Good problem-solving and analytical skills. Strong communication and collaboration skills. 

Preferred Skills:

Experience with infrastructure as code (IaC) tools like Terraform or Ansible. Knowledge of monitoring and alerting tools (e.g., Prometheus, Grafana). Familiarity with configuration management tools like Ansible or Puppet.

WHAT’S IN IT FOR YOU? At Zinnia, you collaborate with smart, creative professionals who are dedicated to delivering cutting-edge technologies, deeper data insights, and enhanced services to transform how insurance is done. Visit our website at www.zinnia.com for more information. Apply by completing the online application on the careers section of our website. We are an Equal Opportunity employer committed to a diverse workforce. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability.

LI-RS1

Apply Now:

🚀 Whatnot Whatnot is the largest livestream shopping platform in North America and Europe to buy, sell, and discover the things you love. We’re building the future of ecommerce, bringing together community, shopping and entertainment. We are committed to our values, and as a remote co-located team, we operate out of hubs within the US, UK, Ireland, Poland, and Germany today. We’re innovating in the fast-paced world of live auctions from fashion, beauty, electronics to collectibles like trading cards, comic books, and even live plants. Whatnot has something for everyone. And, we’re growing. Whatnot has been one of the fastest growing marketplaces and we’re hiring forward-thinking problem solvers across all functional areas. Team members in this role are required to be within commuting distance of our San Francisco, Los Angeles, Seattle, and New York hubs.  💻 Role We are looking for intellectually curious, highly motivated individuals to be foundational members in shaping the Discovery Platform. You will play a critical role in defining the technical direction and designing a world-class scalable Discovery system that is scalable enough to keep pace with our business growth to power feed, browse, search and taxonomy systems while catering to the unique challenges of operating a marketplace for live shopping!  Working in a highly cross functional role, you’ll make key decisions about how we integrate retrieval, ranking through machine learning, real-time and stream processing, content understanding, materialization into a highly personalized discovery experience that unlocks product iterations while providing strong reliability.  An ideal candidate will have experience building discovery backend and data systems at scale, with a knack for working closely with product engineers to solve immediate problems for our users while making right tradeoffs towards building a platform. We’ll often prototype new ideas quickly, and then need to build them for extreme scale while coordinating closely with other teams - the ideal person for this role is an expert at both of these approaches.  Learn more about the Discovery systems at Whatnot from our blog posts on Whatamix, LLMs for Search.  What you'll do:

Build the services and infrastructure to enable advanced recommendation systems solutions for real-time, dynamic feeds Build a scalable, stable, low latency discovery experience Partner closely across the machine learning, platform, and product engineering teams to utilize models to solve discovery problems Contribute scalable solutions across various serving stacks at the feed, search, machine learning service, and Discovery application layers. Define and advance our technical approach to scalable recommendation systems.

👋 You Curious about who thrives at Whatnot? We’ve found that low ego, a growth mindset, and leaning into action and high impact goes a long way here. As our next Software Engineer you should have 5+ years of experience, plus:

Bachelor’s degree in Computer Science, Statistics, Mathematics, Software Engineering, a related technical field, or equivalent work experience. Industry experience with a track record of applying practical methods to solve real-world problems on consumer scale data. Ability to work autonomously and lead initiatives across multiple product areas and communicate findings with leadership and product teams. You can mentor others and prioritize building inclusive, supportive teams. Experience in machine learning fields (e.g. Recommendations, Content Understanding and Search). Expert at designing and building scalable and maintainable backend systems. Firm grasp of visualization tools for monitoring and logging e.g. DataDog, Grafana Familiarity with cloud computing platforms and managed services such as AWS Sagemaker, Lambda, Kinesis, S3, EC2, EKS/ECS, Kafka, Flink/Spark, OpenSearch, ElasticSearch, Lucene, SOLR.

In addition to these role-specific qualifications, all engineering team members are expected to have:

Experience managing cloud technologies (AWS or Google Cloud) and comfort with infrastructure-as-code approaches (e.g. Terraform). Proficiency in at least one server-side programming language (preferably Python), common algorithms and data structures, and software design principles. Self-starter ethic, thriving under a high level of autonomy. Exceptional interpersonal and communication skills.

💰Compensation $215,000/year to $245,000/year + benefits + equity The salary range may be inclusive of several levels that would be applicable to the position. Final salary will be based on a number of factors including, level, relevant prior experience, skills and expertise. This range is only inclusive of base salary, not benefits (more details below) or equity. 🎁 Benefits

Flexible Time off Policy and Company-wide Holidays (including a spring and winter break) Health Insurance options including Medical, Dental, Vision Work From Home Support

Home office setup allowance Monthly allowance for cell phone and internet

Care benefits

Monthly allowance on both food and wellness Annual allowance towards Childcare Lifetime benefit for family planning, such as adoption or fertility expenses

Retirement; 401k offering for Traditional and Roth accounts in the US (employer match up to 4% of base salary) and Pension plans internationally Monthly allowance to dogfood the app Parental Leave

16 weeks of paid parental leave + one month gradual return to work *company leave allowances run concurrently with country leave requirements which take precedence.

💛 EOE Whatnot is proud to be an Equal Opportunity Employer. We value diversity, and we do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, parental status, disability status, or any other status protected by local law. We believe that our work is better and our company culture is improved when we encourage, support, and respect the different skills and experiences represented within our workforce.

Apply Now:

Join Axelar’s Developer Experience team, a team dedicated to enhancing the experience of developers building on Axelar. As a Full Stack Engineer, you’ll play a pivotal role in the redesign of the ITS Portal, ensuring it scales seamlessly for cross-chain integrations. This fully remote role offers the opportunity to collaborate globally in a fast-paced, startup environment.

Your Responsibilities

• Redesign the code structure of the ITS Portal to support cross-chain integrations, optimizing for scalability and maintainability.
• Collaborate with cross-functional engineering teams to ensure seamless integration with Axelar’s blockchain infrastructure.
• Implement and enhance UX/UI to create intuitive and user-friendly developer tools.
• Write clean, efficient, and well-documented code for both frontend and backend systems.
• Perform contract calls and integrate Solidity smart contracts into the ITS Portal.
• Debug, troubleshoot, and maintain existing code to ensure reliability and performance.
• Stay updated with the latest Web3 technologies and trends, applying them to enhance Axelar’s developer tools.

Your Profile

• 3-5 years of experience as a Full Stack Engineer within Web3.
• Experience and familiarity with DeFi products.
• Proficiency in modern JavaScript frameworks (e.g., React, Next.js, Node.js) and backend technologies.
• Strong understanding of UX/UI principles, with the ability to deliver polished, user-centric interfaces.
• Proven experience in fast-paced, startup environments, with the ability to adapt and deliver.
• Excellent problem-solving skills, strong collaboration abilities, and a proactive, ownership-driven mindset.

Why us?

• Autonomous, distributed environment with the opportunity to work collaboratively in a diverse team worldwide.
• The scope to contribute to high-impact work and make a difference in a decentralized protocol.
• The chance to challenge yourself while learning heaps of stuff in the process.
• Unlimited time off throughout the year to rest and recharge.
• Competitive compensation with stock options, experiencing growth from the initial phase.

About us

Interop Labs builds interoperability technology.

Interoperability between blockchains is crucial technology infrastructure for the growth of Web3 and the advancement of internet technology as a whole. Interop Labs is the initial developer of Axelar Network - the programmable Web3 interoperability platform, scaling the next generation of internet applications to billions of users. Axelar network’s key attributes are programmability, security and scalability.

Axelar has raised over $100 million from leading VCs including DCVC, Galaxy, Polychain, Dragonfly, Coinbase, and more. Its diverse partner ecosystem spans industry heavyweights such as Ripple, Circle, dYdX, Uniswap, JPMorgan, Deutsche Bank, Microsoft, and others—underscoring Axelar’s unique market position and opportunity in unifying stacks between traditional finance and decentralized ecosystems. Axelar protocol was founded by Sergey Gorbunov (MIT PhD, UWaterloo Professor) and Georgios Vlachos (MIT MSc, Math Gold Medalist), who previously helped to build and launch Algorand.

Axelar is seeking a Developer Relations Specialist to join our Developer Experience team. In this role, you’ll provide technical support to developers building on Axelar, assist in creating technical documentation, and contribute code to our projects. This fully remote position offers a unique opportunity to engage with the global developer community and enhance their experience in the Web3 space.

Your responsibilities

• Serve as a primary technical point of contact for developers, providing support and troubleshooting assistance.
• Contribute to Axelar’s codebase, improving tools and resources for developers.
• Create and maintain comprehensive technical documentation, tutorials, and guides to facilitate developer onboarding.
• Collaborate with the Developer Experience team to identify pain points and enhance Axelar’s developer tools and resources.
• Engage with the developer community through forums, events, and social platforms to gather feedback and foster strong relationships.
• Support the planning and delivery of developer-focused workshops, webinars, and events.

Your profile

• 3+ years of experience in a Developer Relations role within Web3.
• Experience and understanding of DeFi Products.
• Familiarity with Solidity and Javascript.
• Strong coding abilities, with a focus on contributing to production codebases.
• Excellent communication skills, with the ability to translate complex technical concepts into accessible content.
• Proven experience creating technical documentation and supporting developer onboarding.
• A collaborative, self-starter attitude with a passion for empowering developers and building communities.
• Knowledge of Axelar’s ecosystem and cross-chain interoperability is a plus.

Why us?

• Autonomous, distributed environment with the opportunity to work collaboratively in a diverse team worldwide.
• The scope to contribute to high-impact work and make a difference in a decentralized protocol.
• The chance to challenge yourself while learning heaps of stuff in the process.
• Unlimited time off throughout the year to rest and recharge.
• Competitive compensation with stock options, experiencing growth from the initial phase.

About us

Interop Labs builds interoperability technology.

Interoperability between blockchains is crucial technology infrastructure for the growth of Web3 and the advancement of internet technology as a whole. Interop Labs is the initial developer of Axelar Network - the programmable Web3 interoperability platform, scaling the next generation of internet applications to billions of users. Axelar network’s key attributes are programmability, security and scalability.

Axelar has raised over $100 million from leading VCs including DCVC, Galaxy, Polychain, Dragonfly, Coinbase, and more. Its diverse partner ecosystem spans industry heavyweights such as Ripple, Circle, dYdX, Uniswap, JPMorgan, Deutsche Bank, Microsoft, and others—underscoring Axelar’s unique market position and opportunity in unifying stacks between traditional finance and decentralized ecosystems. Axelar protocol was founded by Sergey Gorbunov (MIT PhD, UWaterloo Professor) and Georgios Vlachos (MIT MSc, Math Gold Medalist), who previously helped to build and launch Algorand.

About Paxos  Today’s financial infrastructure is archaic, expensive, inefficient and risky — supporting a system that leaves out more people than it lets in. So we’re rebuilding it. We’re on a mission to open the world’s financial system to everyone by enabling the instant movement of any asset, any time, in a trustworthy way. For over a decade, we’ve built blockchain infrastructure that tokenizes, custodies, trades and settles assets for the world’s leading financial institutions, like PayPal, Venmo, Mastercard and Interactive Brokers.  About the team The Issuance Engineering team is responsible for building and maintaining the core infrastructure that powers Paxos’ issuance of tokenized assets. Our engineers are passionate about designing and implementing secure, scalable, and high-performance systems that ensure the seamless creation, management, and transfer of digital assets. We work closely with product, operations, and compliance teams to drive innovation in financial technology while maintaining the highest standards of reliability and security. About the role  As a Senior Software Engineer, Issuance at Paxos, you will play a pivotal role in designing, building, and optimizing software solutions that support the issuance of digital assets, including stablecoins and other tokenized financial instruments. You will leverage your expertise in distributed systems and modern software development practices to ensure the scalability, security, and efficiency of our platform.   What you’ll do 

Design, develop, and maintain mission-critical issuance systems that support tokenized assets across multiple blockchains. Collaborate with cross-functional teams including product, compliance, and infrastructure to define system architecture and technical requirements. Ensure the reliability, security, and scalability of our issuance services through best practices in software design, testing, and deployment. Optimize existing issuance infrastructure to enhance performance, reduce latency, and improve operational efficiency. Provide mentorship and technical guidance to junior engineers, fostering a culture of continuous learning and improvement. Stay informed about emerging trends in blockchain, distributed systems, and financial technology to drive innovation within the team. Participate in code reviews, architectural discussions, and technical decision-making processes.

About you

5+ years of software development experience, with proficiency in at least one of the following languages: Golang, Kotlin, Rust, Java, C++, Python. Strong computer science fundamentals, including data structures, algorithms, and distributed system design. Familiarity with cloud-native infrastructure and tools, such as Kubernetes, Docker, Kafka, and AWS services. Ability to write high-quality, maintainable, and well-documented code. Strong problem-solving skills and a keen ability to troubleshoot complex technical issues. Effective collaboration and communication skills, with the ability to work closely with cross-functional teams. Experience with blockchain technologies, smart contracts, or cryptographic principles is a plus. A passion for learning and applying new technologies to solve real-world problems.

Pay and benefits

Apply Now:

VDEX is seeking a skilled and dedicated GoLang engineer to play an instrumental role in advancing our cutting-edge cryptography and implementing them in real applications.

Responsibilities:

• Build and maintain a Go-based decentralized exchange.
• Manage DEX-Ethereum deposits, which require an understanding of Solidity.
• Understand a complex peer-to-peer cryptographic system.
• Implement secure on-chain verification processes and manage efficient off-chain computations.
• Design, build, and maintain secure, efficient, and scalable blockchain infrastructure.

Requirements:

• Strong proficiency in GoLang and Solidity.
• Knowledge of cryptographic primitives.
• Extensive experience with blockchain technologies, smart contract development, and security.
• Understanding of Zero-Knowledge Proofs, Multi-Party Computations, commitment, and signature schemes.

Offering:

• Competitive salary
• Generous equity

Website

We are seeking a Lead Backend Engineer with a deep interest in DeFi and trading automation systems. The ideal candidate will be self-driven and have a proven track record in a leadership role within Web3. The ability to adapt to complex ideas, problem solve on the fly, and thrive in a fast paced startup environment is essential. You will play a crucial role in the project’s success by directing technical strategy, collaborating with founding team members, and proactively resolving backend system issues.

Our Tech Stack:

• Backend: Nest.js - Typescript
• Frontend: Next.js - Typescript
• Database: MongoDB
• Cloud platform: Digital Ocean / AWS
• Smart contracts: Solidity
• Additional: Git/GitHub, Docker, Ethers.js

Requirements:

• 5+ years of experience as a backend software engineer
• 2+ years developing applications on EVM-based blockchains
• 2+ years designing and engineering scalable Web APIs
• Experience and proficiency with Typescript / Node.js on server side
• Some familiarity with DevOps practices (docker, CI/CD, cloud platforms)
• Previous experience leading a cross functional team of 3 or more team members
• Strong written and verbal English communication skills

Nice to have:

• Smart contract development experience (EVM)
• Some frontend experience (Next.js, React)
• Experience building DeFi and user-facing trading applications
• Good understanding of Account Abstraction standards (ERC 4337 & 7579)
• Knowledge of intent-centric system architectures

Responsibilities:

• Continuously adapt and improve the product by shipping new features or improving current functionalities.
• Deploy scalable backend services and APIs.
• Troubleshoot technical issues to optimize performance.
• Conduct code reviews and ensure consistent product quality.
• Develop maintainable and well-documented code.
• Interact with a wide range of DeFi protocols, calling their smart contracts to extract specific data when necessary.
• Listen to token data via WebSockets, quoting tokens at varying rates, and using cron jobs to execute transactions at specified times or based on certain parameters for condition-driven trading.
• Collaborate and troubleshoot with partner protocols to identify the most effective ways to integrate their products or infrastructure.
• Be a project manager: establish priority driven plans for managing deadlines and key deliverables
• Communicate with the development team on a daily basis.
• Require that teammates provide clear and succinct updates to ensure tasks are completed on time and in alignment with development schedules.
• Deliberate with the founding team to effectively adapt high-level concepts into concrete development outcomes.

Who we are:

Hegemony Labs is an ambitious startup composed of DeFi natives, trend analysts, and technical experts. We are dedicated to delivering bleeding edge trading innovations for the betterment of Web3 at large. Funded and backed by notable VCs and angels.

What we are building:

Hedgemony is an intent-centric execution layer which blends multilayered aggregation services with AI-driven market insights to provide an enriched and unified on-chain experience. Our primary aim is to simplify DeFi interactions and empower traders with unmatched on-chain trading functionalities.

We deliver simultaneous asset swaps, multi faceted yield capture, copy trading, and hedging optionality through our infinitely customizable strategy agents. Users can configure agents to navigate DEXs, lending, yield-bearing protocols, and other derivatives synchronously via conditional triggers and adaptive logic. With one simple action, entire portfolios can be revamped, redelegated, and programmed to automatically rebalance in accordance to shifting market sentiments.

The protocol MVP is currently deployed on Arbitrum One, and currently working towards multi-chain expansion and integration for crosschain settlement compatibilities on Base, Monad, HyperEVM and beyond.

Additional Info:

• Website
• Docs

Genies is culture’s avatar technology company empowering developers and artists to create their own interoperable gamified consumer experiences. The company has raised $250 million from investors including Silver Lake, BOND, NEA, and Bob Iger. Initially, Genies were adopted by thousands of Hollywood icons including Justin Bieber and Rihanna through partnerships with Universal Music Group and Warner Music Group. Today, the company is also delivering avatars to the masses through experiences built with its Developer Kit and artist crowdsourced platform, The Workshop. These experiences all integrate together to form one avatar social network, Genies Party. Genies is looking for a Lead Backend Engineer to join our Developer Platform Team and drive the development and growth of our backend services powering the developer platform and tools, core mobile experiences, and the AI infrastructure for our products. In this role, you will collaborate closely with other leaders across engineering, product and design, to define the scope and drive the execution of the Developer Platform. The Developer Platform is at the heart of Genies’ mission to build an interoperable Avatar network, and the products we build form the foundations on which internal and external developers build their avatar-based experiences and products. Seated in either our SF Bay Area office (San Mateo) or Los Angeles based HQ, and reporting to the Director of Engineering, our ideal candidate has extensive experience with languages like Golang, Python, Java or C++. They are great leaders with the ability to influence their peers and mentor other team members. At the same time they enjoy hands-on coding, designing and working with APIs for both internal and external consumption, and thrive in solving really fun and challenging technical problems. Genies will deliver on creating an interoperable avatar network. Are you up for helping us make it happen? Join us in shaping the future of avatar technology! What You'll Be Doing:

Design and develop scalable, high-performance backend services that power both mobile and web applications, ensuring reliability and scalability. Build with creativity and innovation while having opportunities to experiment with cutting-edge technologies and solutions applied everywhere from data storage to APIs to user facing experiences and games Build and operate a high quality infrastructure and service ecosystem, ensuring high availability, security, and performance Collaborate with the broader engineering team to help plan the company's long-term technology roadmap and define the future of our systems Support efforts to advance useful LLM and ML systems for end-users while gaining new knowledge from our researchers Lead efforts to scale our infrastructure horizontally and vertically to accommodate the growing demand for our avatar experiences, ensuring robustness and reliability even under increased load Demonstrate adaptability by taking on additional responsibilities as needed, contributing to the company's success and growth

What You Should Have:

Must have completed a Bachelor's degree in Computer Science or a related field (Master's degree is a plus) 7+ years of professional experience Experience in NoSQL database design and development Experience in developing, designing and working with APIs, distributed databases and caching systems Experience with Amazon Web Services or Google Cloud Platform Proficiency in an object-oriented language such as Python, Golang, Java or C++   Robust exploratory/experimental skills Self-starter, analytical, creative, highly motivated with a visionary spirit Strong skills in terms of identifying and articulating goals and risks to management Team player with strong influencing skills

How Genies will support you Genies is a well-funded, growing start-up that cares deeply about each of our employees' growth and success. Our roles and their responsibilities are created with a breadth of scope that introduces each employee to exciting new challenges and opportunities that a growing start-up encounters. The actual base pay is dependent upon a number of factors, including: professional background, training, transferable skills, work experience, education, location, business and product needs, and market demand. The base pay range is subject to change and may be modified in the future. Full-time employees may also be eligible for equity compensation, in addition to a robust health, wellness, and benefits package.  Starting Salary Range: $200,000.00 to $250,000 USD Here's why you'll love working at Genies:

You'll work with a team that you’ll be able to learn from and grow with, including support for your own professional development You'll be at the helm of your own career, shaping it with your own innovative contributions to a nascent team and product with flexible hours and a work from home policy You'll enjoy the culture and perks of a startup, with the stability of being well funded  Comprehensive health insurance for you and your family (Anthem + Kaiser Options Available), Dental and Vision Insurance Competitive salaries and 401K program for all full time employees  Flexible paid time off, sick time, and paid company holidays, in addition to paid parental leave, bereavement leave, and jury duty leave for full-time employees Health & wellness support through programs such as monthly wellness reimbursement  Working in a brand new, bright, open-environment and fun office space - there’s even a slide!  Choice of MacBook or intel based laptop

Genies is an equal opportunity employer committed to promoting an inclusive work environment free of discrimination and harassment. We value diversity, inclusion, and aim to provide a sense of belonging for everyone.#LI-Hybrid

Apply Now:

What are we all about?

We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems.

Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more.

Today, we are a 350+ strong team working remotely across 66+ countries.

About

Starknet is the fastest-growing network in terms of new developers joining the network. Nethermind builds many developer-facing tools that need to work seamlessly in this fast-paced blockchain. This ecosystem needs contributors with a quality mindset, capable of applying their craftsmanship and systematic creativity to improve its components. Your software engineering experience and ability to rally developers around you could mean the difference between a flawless network upgrade and a community forking event. Do you have what it takes?

As a Blockchain Data Engineer, you will be responsible for extracting on-chain data from various PoS networks. You will be the reference within the company to provide reliable data necessary to perform multiple analyzes and to produce reporting and invoicing.

Responsibilities:

• Run a scalable, efficient blockchain indexed data platform
• Extract, Transform and Load data from blockchain RPCs
• Assist with data analysis queries
• Design database schema that is performant, scalable, and maintainable
• Interact with the product teams to provide data and build the applications they are requesting
• Interact with field experts and answer internal/external questions related to data extraction
• Build cloud infrastructure to support data engineering efforts.

You Have:

• Experience/strong interest in blockchain
• Proficient with Python and at least one of the following: JavaScript/TypeScript, Golang, or Rust.
• Strong understanding of distributed systems, Restful APIs and hands-on experience with JSON-RPC endpoints
• Experience with writing infrastructure as code for cloud deployments and microservices for task automation.
• Proven success in communicating with users, other technical teams, and senior management to collect requirements, and describe data modeling decisions and data engineering strategies
• Comfort with writing & optimizing SQL queries

Nice to have:

• Experience working with data-pipeline engines (Airflow, Dagster)
• Experience working with big data query engines (Apache Spark, Trino, Presto)
• Experience building reliable infrastructure on the Cloud (AWS, preferred, GCP, Azure) or willing to do so.
• Experience in fault-tolerant infrastructure & real-time system monitoring
• A genuine interest in the functioning of the networks you are working with
• General knowledge of how PoS consensus mechanisms work
• Experience with Terraform or infrastructure as a code

Perks and benefits:

• Fully remote
• Flexible working hours
• Plus equity

Keep up to date on what we are working on by following us on our social channels:

• Discord
• LinkedIn
• Twitter

Apply Now:

GK8 is looking for a talented and experienced C++ Team Leader to join our innovative development team. In this role, you will play a key part in leading and mentoring a team of developers while designing and implementing the core infrastructure of our cutting-edge products. You will ensure high performance, reliability, and scalability, and contribute to the improvement and evolution of our product suite.

Responsibilities

• Lead and mentor a team of C++ developers to achieve technical excellence
• Develop and maintain the company’s products’ core infrastructure
• Design, implement, and optimize efficient and reliable C++ code
• Suggest and implement improvements for both current and future products
• Collaborate with other team leaders and stakeholders to align goals and strategies

• Bachelor’s degree in Computer Science, Mathematics, or a related field – mandatory
• At least 4 years of experience in modern C++ (version 11 or higher) – mandatory
• At least 1 year of experience in team management – mandatory
• Knowledge of Rust – advantage
• Experience in developing cybersecurity products – advantage
• Knowledge in cryptography – advantage
• Familiarity with popular blockchain protocols – advantage

• Competitive base salary and discretionary bonus
• Company-paid health and protective benefits for employees and their eligible dependents
• Free virtual coaching and counseling sessions
• Opportunities to learn about the Crypto industry
• Smart, entrepreneurial, and fun colleagues
• Employee Resource Groups

*Benefits may vary depending on location

Apply Now:

Description

GK8 is looking for a talented and experienced Senior C++ Developer to join our innovative development team in London. In this role, you will design, develop, and optimize the core infrastructure of our cutting-edge products. You will be instrumental in ensuring high performance, reliability, and scalability, while collaborating with team members and stakeholders to shape the evolution of our product suite.

Responsibilities

• Design, implement, and maintain the core infrastructure of the company's products using modern C++.
• Write efficient, reliable, and scalable code.
• Identify and implement improvements for both current and future products.
• Collaborate with other developers, team leaders, and stakeholders to align development efforts with strategic goals.
• Stay updated with the latest technologies and integrate relevant advancements into our solutions.

• Bachelor’s degree in Computer Science, Mathematics, or a related field – mandatory.
• At least 4 years of experience in modern C++ (version 11 or higher) – mandatory.
• Strong problem-solving skills and the ability to work on complex and technical challenges independently.
• Knowledge of Rust – advantage.
• Experience in developing cybersecurity products – advantage.
• Knowledge in cryptography – advantage.
• Familiarity with popular blockchain protocols – advantage.

• Competitive base salary and discretionary bonus
• Company-paid health and protective benefits for employees and their eligible dependents
• Free virtual coaching and counseling sessions
• Opportunities to learn about the Crypto industry
• Smart, entrepreneurial, and fun colleagues
• Employee Resource Groups

*Benefits may vary depending on location

Apply Now:

About SSV Labs SSV Labs is a fast growing startup applying Distributed Validator Technology (DVT) to significantly enhance the security and decentralization of Ethereum staking. The protocol provides an open and simple infrastructure for splitting and distributing a validator key into multiple KeyShares, for the purpose of running an Ethereum validator across multiple non-trusting nodes. At the heart of a DAO-driven ecosystem, SSV Labs is dedicated to fostering a participatory and inclusive environment.    Why join our team? We are a global team that are looking for people with diverse professional backgrounds to join and contribute their ideas and help in the company's success. You'll get to work in a transparent environment with the most innovative technologies, be constantly challenged and learn from like-minded professionals and leaders in the industry. We offer a platform for you to develop and achieve your career goals. We look forward to hearing from passionate, goal-oriented applicants ready to make their mark in the blockchain space.If you're a Software Engineer keen on developing scalable projects using cutting-edge technologies, we invite you to become part of our dynamic and growing development team. You'd contribute in building a high-scale, big-data, cloud-based platform in its early stages. You would gain in-depth technical and developmental experience.   Responsibilities:

Very high level of self-sufficiency, detail-oriented, and constantly seeking to learn and improve backend skills Capable of reviewing and adopting new technologies, bringing innovative solutions to the team, and guiding the team with new approaches A Startup background, demonstrating a passion for new technologies and the ability to take ownership over the development of significant portions of an innovative product Develop off-chain modules for Eth based technologies from scratch  Become significant part of the Fullstack team 

  Your Experience & Qualifications:

Minimum of 3 years of back-end development experience Strong knowledge of node.js (at least 3 years)  Proven experience with relational databases and non relational databases (elasticsearch is a bonus) Understanding of cloud microservice architecture and design Fluent English - Must  Basic knowledge of cryptocurrency - Advantage A BSc degree in Computer Science, or in a relevant field - Advantage *We offer equal opportunities and ensure an inclusive recruitment for our global teams without consideration of race, gender, culture, or sexual orientation.

Apply Now:

We are seeking a Senior Software Engineer to join our Stablecoin team, responsible for building platforms and infrastructure for Stablecoin issuance, growth, and utility. This team plays a crucial role in enhancing the stablecoin ecosystem at Coinbase, including developing a Rewards Orchestration System that offers rewards to both retail and institutional customers across various Coinbase product surfaces such as Retail, Exchange, Prime, Custody, and Neptune.

Team Overview:

The Stablecoin team comprises seven members, including two IC3s, one IC4, two IC5s, and one IC6, with three open headcounts. The new hire will have opportunities for both mentoring and being mentored. The team works closely with two sister teams focused on Stablecoins UX for Retail and adding new Stablecoins internationally.

Role Description:

As a Senior Software Engineer on the Stablecoin team, you will drive projects that create more utility around stablecoins. You will contribute to or build platforms for stablecoin issuance and growth, and you will be the Directly Responsible Individual (DRI) for your projects. Immediate projects include issuing Canadian and Singaporean stablecoins and deploying stablecoins on more chains across multiple products such as Retail, Exchange, Prime, and Custody.

What you’ll be doing (job duties):

• Develop new services to meet critical product and business needs using industry best practices.
• Architect and design scalable systems to solve novel problems.
• Define a long-term vision for maintaining and scaling our backend systems and teams.
• Collaborate with engineers, designers, product managers, and senior leadership to turn our vision into a quarterly roadmap.
• Serve as a technical lead and subject matter expert.
• Write high-quality, well-tested code to meet customer needs.

What we look for in you:

• Minimum 5 years of experience in software engineering.
• Experience designing, building, scaling, and maintaining production services, and knowledge of service-oriented architecture.
• Proficiency in writing high-quality, well-tested code.
• Passion for building an open financial system that brings the world together.
• Leadership skills to develop other engineers.

Nice to haves:

• Experience in rapid company growth (from startup to mid-size).
• Familiarity with growth experiments or A/B testing frameworks.
• Experience with Blockchain technology (e.g., Bitcoin, Ethereum).
• Experience decomposing a large monolith into microservices.
• Proficiency with Golang, Ruby, Docker, Rails, Postgres, MongoDB, or DynamoDB.
• Experience in building financial, high-reliability, or security systems.
• Crypto-forward experience, including familiarity with onchain activity such as interacting with Ethereum addresses, using ENS, and engaging with dApps or blockchain-based services.

Job #: GCBE05CA

*Answers to crypto-related questions may be used to evaluate your onchain experience.

Apply Now:

Our mission is to bring web3 to a billion people, by providing builders with the tools they need to build exceptional onchain products. Alchemy is the only complete developer platform that offers the powerful APIs, SDKs, and tools necessary to build and scale onchain apps and rollups. Our infrastructure powers 70% of the top web3 teams, 90%+ of web2 companies building in web3 and 100+ million end users. Our customers include top web3 brands like Polymarket, OpenSea, Circle, WorldCoin, as well as major global brands like Shopify and Adobe. The Alchemy team draws from decades of deep expertise in massively scalable infrastructure, AI, and blockchain from leadership roles at leading companies and universities like Google, Microsoft, Facebook, Stanford, and MIT. We're backed by the world's leading VCs and institutions, including: Lightspeed, Silver Lake, a16z, Coatue, Pantera, Addition, Stanford University, Coinbase, and Charles Schwab, among others. The Role Data Infrastructure at Alchemy is foundation on which all of our products are built on. As one of our early Data Engineers in the Internal Productivity team, you'll be working with one of the most sophisticated and high-throughput distributed systems in the blockchain industry. You'll focus on architecting and building new systems as well as improving existing ones for a platform that supports millions of users globally. What You'll Do:

Design and Implementation: Architect and develop data infrastructure solutions leveraging Snowflake’s capabilities to meet business needs. Data Integration: Manage and optimize data pipelines, ensuring seamless integration from diverse data sources. Performance Tuning:

Conduct performance optimization for Snowflake environments, including storage, compute, and query tuning.

Security and Compliance:

Implement best practices for data security, privacy, and governance in alignment with organizational policies and industry standards. Implement best practices to meet SLA requirements of Business Continuity and Disaster Recovery

Collaboration:

Partner with data analysts, scientists, and business stakeholders to understand requirements and deliver solutions and data insights that drive impact. Build production DAG workflows for batch data processing and storage

Monitoring and Maintenance:

Establish monitoring systems for reliability and proactively address issues to ensure system uptime and data in; Set up frameworks and tools to help team members create and debug pipelines by themselves

What We're Looking For:

BS degree in Computer Science or similar technical discipline, MS/PhD a plus. 6+ years experience in a software engineering discipline, with at least 4+ years experience in data engineering or data infrastructure Experience with Airflow, Temporal, or other workflow orchestration tools Experience in streaming data architectures using Kafka and Flink is a plus Experience with Snowflake / Spark / Trino or other query engines Experience with data modeling frameworks such as DBT and SQLMesh Experience working with Apache Iceberg or other data lake formats. Familiar with datalake ingestion patterns Prior experience with data streaming / CDC a plus. Experience with infrastructure as code (Terraform / Pulumi) a plus Self-starter attitude and the ability to execute new ideas with autonomy Know how to find the right balance between perfection and shipping quickly Passion for blockchain technologies a plus  

More on the TeamInternal Productivity is an engineering team whose main purpose is to build tools and use cutting edge technology to improve the productivity and efficiency of internal stakeholders, specifically servicing finance, sales, and data science.  Alchemy is committed to offering competitive compensation, including base salary as well as equity. Additionally, Alchemy offers comprehensive medical, dental, and vision coverage, as well as other benefits such as 401k and unlimited flexible time off. The base salary range for this position is estimated to be between $135,000 - $350,000 annually. Please note this range reflects base salary only, and does not include bonus, equity, or benefits. Your salary will be determined by various factors, including relevant experience, skill set, qualifications, and other business needs.  

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now:

Join Tether and Shape the Future of Digital Finance

Innovate with Tether

Why Join Us?

About the job

The role involves working in a dynamic environment with a diverse team of senior backend developers, C++ developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.

Key responsibilities

• Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.

• Highly proficient in JavaScript and ES6+.

• Experience with CI/CD pipelines for mobile development.

• Familiar with modern front-end pipelines and tools.

• Experienced with Native modules (C++) , WebSockets, RESTful based APIs.

• Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.

Apply Now: