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AlphaX Remote
🗓  Thu, Dec 12 Blockchain Crypto DEX PostgreSQL Redis Rust Solana Pays in crypto Pays in equity
Our Vision Develop a Web Application or Telegram Bot that seamlessly integrates the diverse tools that can be used by non expiriecned users (targeting mass) and expert user (targeting niche). We envision an elegant, intuitive user experience (UX) similar to pro.x.com , featuring a sidebar with all core functionalities and “decks”—customizable monitors—where users can easily implement automated buy/sell strategies. These decks would continuously run in the cloud, streaming live data for any coin meeting the user’s criteria. The lightning-fast transaction processing of established platforms like Photon.com , BullX or BloomBot on TG would serve as our performance benchmark, ensuring users can respond to market signals in real time without delays. We are looking an experienced CTO with a strong background in Blockchain development, particularly with the Solana Blockchain. The ideal candidat

Our Vision

Develop a Web Application or Telegram Bot that seamlessly integrates the diverse tools that can be used by non expiriecned users (targeting mass) and expert user (targeting niche). We envision an elegant, intuitive user experience (UX) similar to pro.x.com, featuring a sidebar with all core functionalities and “decks”—customizable monitors—where users can easily implement automated buy/sell strategies. These decks would continuously run in the cloud, streaming live data for any coin meeting the user’s criteria. The lightning-fast transaction processing of established platforms like Photon.com, BullX or BloomBot on TG would serve as our performance benchmark, ensuring users can respond to market signals in real time without delays.
We are looking an experienced CTO with a strong background in Blockchain development, particularly with the Solana Blockchain. The ideal candidate will have expertise in developing Trading Modules . A deep understanding of major DEX exchanges on the Solana platform, including Raydium, Pump.fun, and Orca, is essential.
The successful candidate must have prior experience in trading automation on Solana, including the development of bots for on-chain trading. Furthermore, this role requires a leader who has experience managing a development team and budget, as you will be responsible for building and overseeing a team of developers and handling all technical aspects of the project.
Key Responsibilities:
• Lead the development and technical strategy for our Solana based trading automation projects.
• Build and manage a team of developers, overseeing hiring, development processes, and the overall execution of the project.
•  Ensure seamless integration of gRPC and RPC with Solana-based DEX platforms.
• Collaborate with other departments to align the technical vision with business goals.
Required Skills:
•  Expertise in Rust, Go,.
•  Experience managing databases such as PostgreSQL, Redis, and DragonFly.
•  Experience with Google Big Table
• In-depth understanding of how Blockchain RPC & gRPC work.
•  Proven track record of developing trading automation bots for on-chain trading.
• Experience with decoding Jito Shread Stream.
• Previous experience managing a team of developers and handling project budgets.
•  Ability to make strategic decisions and take ownership of the project.
•  Openness to investing and making sacrifices for the success of the project.
Salary and Benefits
We are open to discussing competitive compensation for the right candidate. Additionally, our future CTO will be offered an ownership stake in the project, as we believe in fostering a sense of ownership and treating the project as if it were your own.

Apply Now:

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Accountable Remote
Accountable is looking for an exceptional Backend Engineer to help us build the #1 trustless on-chain finance Platform. Who are you: If you are a highly autonomous BUILDER, capable of collaborating well with others, and passionate about web3, we’d love to speak with you. Accountable is not going to build itself: it’s you who will do this (together with us). Be proactive and a true leader in your field. Below other specifications: App Development (e.g., Python, Flask, RESTful APIs, PostgreSQL, SQLAlchemy, Redis, Authentication/Authorization) Production Experience (e.g., Microsoft Azure, App Service, Virtual Networks, Containers) Web3 Experience (Blockchain explorer APIs, RPC node interaction, transaction monitoring) The use of Large Language Models (e.g., via Cursor) in your development practices to augment development speed is a plus. Experience managing source code, inte

Accountable is looking for an exceptional Backend Engineer to help us build the #1 trustless on-chain finance Platform.

Who are you:

If you are a highly autonomous BUILDER, capable of collaborating well with others, and passionate about web3, we’d love to speak with you. Accountable is not going to build itself: it’s you who will do this (together with us). Be proactive and a true leader in your field. Below other specifications:

  • App Development (e.g., Python, Flask, RESTful APIs, PostgreSQL, SQLAlchemy, Redis, Authentication/Authorization)
  • Production Experience (e.g., Microsoft Azure, App Service, Virtual Networks, Containers)
  • Web3 Experience (Blockchain explorer APIs, RPC node interaction, transaction monitoring)
  • The use of Large Language Models (e.g., via Cursor) in your development practices to augment development speed is a plus.
  • Experience managing source code, interacting with repos, performing local deploys
  • Some Frontend experience is nice to have
  • Fluent English speaker

About Accountable:

Accountable is an on-chain finance platform that empowers institutional and retail investors to lend, borrow, and manage assets securely while preserving privacy. We aim to remove trust barriers, reduce fraud, and unlock new opportunities for efficient and safe financial growth.

Why Join Accountable?

  • High-Impact Role: Be a core part of a mission-driven company at the forefront of DeFi innovation.
  • Build together with the bright minds. Expect a steep learning curve.
  • Unmatched career opportunities. This role will start out as an individual contributor, and can lead to management opportunities over time, if desired.
  • Fully Remote Work: Flexibility to work from anywhere, with optional co-working spaces in Amsterdam, Dubai and Romania.
  • Competitive Compensation: Enjoy a competitive salary package with regular performance reviews.
  • Team Retreats: Join us for all-expense-paid team retreats at exciting destinations worldwide.

How to Apply:

Send the following information to email:

  • Cv including the project you are the most proud of (we double click on it during the interview) (1 page max)
  • Motivation (1 page max)
  • Github (optional)
  • Linkedin (optional)

We look forward to hearing from you.

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TON Society Remote
The Open Network Society acts in the interests of the community by supporting initiatives that help achieve The Open Network's mission - put crypto in every pocket. We are looking for an experienced and motivated Backend developer to join our team and contribute to the growth of the TON ecosystem. Responsibilities and Goals You will work in a startup environment with high individual responsibility and freedom to work remotely, being responsible for the development of the backend services that implement various web-3 integrations, serve client-side applications, and provide API for TON Society partners: Playing a major role in all stages of development: from design to launch Building new features from scratch and supporting existing ones Qualifications Highly skilled in Go (3+ years of professional experience) Thorough understanding of P

The Open Network Society acts in the interests of the community by supporting initiatives that help achieve The Open Network's mission - put crypto in every pocket.

We are looking for an experienced and motivated Backend developer to join our team and contribute to the growth of the TON ecosystem.

Responsibilities and Goals

You will work in a startup environment with high individual responsibility and freedom to work remotely, being responsible for the development of the backend services that implement various web-3 integrations, serve client-side applications, and provide API for TON Society partners:

  • Playing a major role in all stages of development: from design to launch
  • Building new features from scratch and supporting existing ones

Qualifications

  • Highly skilled in Go (3+ years of professional experience)
  • Thorough understanding of PostgreSQL and Redis
  • Profound experience with distributed task queues
  • Experience with backend scaling techniques and load testing
  • Experience with GCP or any other cloud provider, Terraform, and CI/CD tools are highly desirable
  • Knowledge of k8s and Helm is an advantage
  • Hands-on experience with monitoring tools, i.e., Grafana and Sentry
  • Practical knowledge of basic blockchain data structures, e.g., hashing, Merkle trees, etc.
  • Experience in development on TON blockchain is a plus
  • B1+ English level (we use English in task management tools and to write all the documentation)

Apply Now:

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B2C2 Remote
SCOPE OF THE ROLE This is an opportunity to work on a wide range of different challenges across multiple teams with the opportunity to learn in many different business domains. The work in this role will directly benefit many different stakeholders across the business. contributing to strategic business objectives as well as improvements to our stack. You will be collaborating with cross-functional teams to understand project requirements and contribute to the overall system design, working closely with developers and business stakeholders in this exciting position. Technologies in common use include: Django + DRF + Celery, Python 3.11, AWS EKS for Kubernetes, Amazon Aurora PostgreSQL, Amazon ElastiCache for Redis and Amazon MSK for Kafka. Role and Responsibilities Develop and maintain efficient Python-based applications and components, ensuring high-quality code and adherence to coding st

SCOPE OF THE ROLE

This is an opportunity to work on a wide range of different challenges across multiple teams with the opportunity to learn in many different business domains. The work in this role will directly benefit many different stakeholders across the business. contributing to strategic business objectives as well as improvements to our stack. You will be collaborating with cross-functional teams to understand project requirements and contribute to the overall system design, working closely with developers and business stakeholders in this exciting position.

Technologies in common use include: Django + DRF + Celery, Python 3.11, AWS EKS for Kubernetes, Amazon Aurora PostgreSQL, Amazon ElastiCache for Redis and Amazon MSK for Kafka.

Role and Responsibilities

  • Develop and maintain efficient Python-based applications and components, ensuring high-quality code and adherence to coding standards
  • Maintain and enhance in-house Python shared libraries, ensuring their reliability and effectiveness
  • Write robust, maintainable, thoroughly-tested and well-documented code to meet project goals and deadlines
  • Troubleshoot and resolve software defects and technical issues to minimize disruption in revenue-generating processes
  • Collaborate with cross-functional teams to define and implement new features
  • Participate in code reviews and incorporate feedback
  • Maintain and enforce good quality internal documentation

Skills Required

  • 8+ years of software development in Python
  • Experience building, deploying and managing scalable and resilient web applications
  • Deep knowledge of relational databases and SQL
  • Thorough understanding of web technologies and protocols (e.g. HTTP, WebSocket)
  • Clean and efficient coding >
  • Comfortable writing automated tests for own code and extending coverage for existing code
  • Experience taking ownership of projects and features end to end, from inception to delivery
  • Experience of providing production support to business critical services
  • Comfortable with ownership & autonomy
  • Ability to work with people at all levels of the organization
  • Excellent communication skills both in Polish and English - B2/C1 level

Skills Desired

  • Experience with Django+DRF or another commonly used Python web framework
  • Experience with Celery, PostgreSQL, Kafka, Redis or gRPC
  • Some experience with Linux, Docker, Kubernetes and/or AWS
  • Interest in crypto and/or trading
  • ReactJS experience / front end

Opportunity:

  • To grow at a fast pace as we push you to constantly give the best of yourself.
  • Work with the latest technologies and products to maximize productivity.
  • Great career development opportunities in a growing company.
  • Being part of the future of finance technology and having a meaningful impact on B2C2’s future, making it an exciting and rewarding company to be part of.
  • A dynamic workplace with a great balance of hard work and fun.
  • Twice yearly performance reviews and discretionary bonuses.
  • Ability to make a difference.
  • Forward thinking and dynamic culture.
  • Being part of the future of finance technology and having a meaningful impact on B2C2’s future, making it an exciting and rewarding company to be part of.
  • A dynamic workplace with a great balance of hard work and fun.
  • Twice yearly performance reviews and discretionary bonuses.
  • Ability to make a difference.
  • Forward thinking and dynamic culture.

Apply Now:

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B2C2 Remote
SCOPE OF THE ROLE This is an exciting opportunity in which successful candidates will work in one of our Java teams. Role and Responsibilities Develop and maintain efficient Java-based applications and components, ensuring high-quality code and adherence to coding standards Maintain and enhance in-house shared libraries, ensuring their reliability and effectiveness Write robust, maintainable, thoroughly-tested and well-documented code to meet project goals and deadlines Troubleshoot and resolve software defects and technical issues to minimize disruption in revenue-generating processes Collaborate with cross-functional teams to define and implement new features Participate in code reviews and incorporate feedback Maintain and enforce good quality internal documentation Skills Required

SCOPE OF THE ROLE

This is an exciting opportunity in which successful candidates will work in one of our Java teams.

Role and Responsibilities

  • Develop and maintain efficient Java-based applications and components, ensuring high-quality code and adherence to coding standards
  • Maintain and enhance in-house shared libraries, ensuring their reliability and effectiveness
  • Write robust, maintainable, thoroughly-tested and well-documented code to meet project goals and deadlines
  • Troubleshoot and resolve software defects and technical issues to minimize disruption in revenue-generating processes
  • Collaborate with cross-functional teams to define and implement new features
  • Participate in code reviews and incorporate feedback
  • Maintain and enforce good quality internal documentation

Skills Required

  • 5+ years of software development in Java
  • Deep understanding of object-oriented programming concepts and some design patterns
  • Clean and efficient coding >
  • Comfortable writing automated tests for own code and extending coverage for existing code
  • Experience taking ownership of projects and features end to end, from inception to delivery
  • Experience of providing production support to business critical services
  • Comfortable with ownership & autonomy
  • Ability to work with people at all levels of the organization
  • Excellent communication skills both in Polish and English - B2/C1 level

Skills Desired

  • Experience with asynchronous event-driven network applications based on Netty
  • Experience in a selection of low GC techniques in Java
  • Knowledge of relational databases and SQL
  • Understanding of web technologies and protocols (e.g. HTTP, Websocket)
  • Experience with PostgreSQL, Kafka, Redis or gRPC
  • Some experience with Linux, Docker, Kubernetes and/or AWS
  • Comfortable coding in Python
  • Interest in crypto and/or trading

Opportunity:

  • To grow at a fast pace as we push you to constantly give the best of yourself.
  • Work with the latest technologies and products to maximize productivity.
  • Great career development opportunities in a growing company.
  • Being part of the future of finance technology and having a meaningful impact on B2C2’s future, making it an exciting and rewarding company to be part of.
  • A dynamic workplace with a great balance of hard work and fun.
  • Twice yearly performance reviews and discretionary bonuses.
  • Ability to make a difference.
  • Forward thinking and dynamic culture.

Apply Now:

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B2C2 Remote
SCOPE OF THE ROLE This is an opportunity to work on a wide range of different challenges across multiple teams with the opportunity to learn in many different business domains. The work in this role will directly benefit many different stakeholders across the business. contributing to strategic business objectives as well as improvements to our stack. You will be collaborating with cross-functional teams to understand project requirements and contribute to the overall system design, working closely with developers and business stakeholders in this exciting position. Technologies in common use include: Django + DRF + Celery, Python 3.11, AWS EKS for Kubernetes, Amazon Aurora PostgreSQL, Amazon ElastiCache for Redis and Amazon MSK for Kafka. Role and Responsibilities Develop and maintain efficient Python-based applications and components, ensuring high-quality code and adherence to coding st

SCOPE OF THE ROLE

This is an opportunity to work on a wide range of different challenges across multiple teams with the opportunity to learn in many different business domains. The work in this role will directly benefit many different stakeholders across the business. contributing to strategic business objectives as well as improvements to our stack. You will be collaborating with cross-functional teams to understand project requirements and contribute to the overall system design, working closely with developers and business stakeholders in this exciting position.

Technologies in common use include: Django + DRF + Celery, Python 3.11, AWS EKS for Kubernetes, Amazon Aurora PostgreSQL, Amazon ElastiCache for Redis and Amazon MSK for Kafka.

Role and Responsibilities

  • Develop and maintain efficient Python-based applications and components, ensuring high-quality code and adherence to coding standards
  • Maintain and enhance in-house Python shared libraries, ensuring their reliability and effectiveness
  • Write robust, maintainable, thoroughly-tested and well-documented code to meet project goals and deadlines
  • Troubleshoot and resolve software defects and technical issues to minimize disruption in revenue-generating processes
  • Collaborate with cross-functional teams to define and implement new features
  • Participate in code reviews and incorporate feedback
  • Maintain and enforce good quality internal documentation

Skills Required

  • 5+ years of software development in Python
  • Experience building, deploying and managing scalable and resilient web applications
  • Knowledge of relational databases and SQL
  • Understanding of web technologies and protocols (e.g. HTTP, WebSocket)
  • Clean and efficient coding >
  • Comfortable writing automated tests for own code and extending coverage for existing code
  • Experience taking ownership of projects and features end to end, from inception to delivery
  • Experience of providing production support to business critical services
  • Comfortable with ownership & autonomy
  • Ability to work with people at all levels of the organization
  • Excellent communication skills both in Polish and English - B2/C1 level

Skills Desired

  • Experience with Django+DRF or another commonly used Python web framework
  • Experience with Celery, PostgreSQL, Kafka, Redis or gRPC
  • Some experience with Linux, Docker, Kubernetes and/or AWS
  • Interest in crypto and/or trading
  • ReactJS experience / front end

Apply Now:

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Gelato Network Remote
Gelato is an all-in-one Ethereum Rollup as a Service Platform built without limits. Designed to be super-fast, incredibly secure, and infinitely scalable, Gelato rollups allow anyone to build and deploy their fully serviced Layer 2 chains on Arbitrum, Optimism, Polygon, Celestia and more at a pace natively integrated with Web3’s favorite tools and services like Etherscan, The Graph, Pyth, Layer Zero and many more launching a production-ready web3 development environment from the Genesis block. What we offer: Join one of the most technically robust teams in the crypto space , operating in a fully remote environment with our headquarters located in the crypto hub of Zug, Switzerland. Play a pivotal role in shaping the future of blockchain , by contributing to the development of Gelato’s Rollup-As-A-Service Platform, already trusted by leading projects like Lisk and Astar Network.

Gelatois an all-in-one Ethereum Rollup as a Service Platform built without limits. Designed to be super-fast, incredibly secure, and infinitely scalable, Gelato rollups allow anyone to build and deploy their fully serviced Layer 2 chains on Arbitrum, Optimism, Polygon, Celestia and more at a pace natively integrated with Web3’s favorite tools and services like Etherscan, The Graph, Pyth, Layer Zero and many more launching a production-ready web3 development environment from the Genesis block.

What we offer:

  • Join one of the most technically robust teams in the crypto space, operating in a fully remote environment with our headquarters located in the crypto hub of Zug, Switzerland.
  • Play a pivotal role in shaping the future of blockchain, by contributing to the development of Gelato’s Rollup-As-A-Service Platform, already trusted by leading projects like Lisk and Astar Network.
  • Dive deep into cutting-edge Web3 technologies with exposure to Gelato’s premier Middleware Services stack, including Gelato Web3 Functions and Gelato Relay, foundational to top-tier applications such as MakerDAO, Connext, Abracadabra, and Pancakeswap.
  • Earn and have a say with the GEL Token package, granting you a stake in the network’s future and a voice in the strategic direction of the project.
  • Be backed by the best, with support from world-class investors including Dragonfly, IOSG, Galaxy Digital, ParaFi, Gnosis, and renowned figures like Stani Kulechov among others, securing your position at the forefront of the Web3 revolution.

Responsibilities:

  • Master diverse Ethereum Rollup technologies including Arbitrum, Optimism, Polygon, zkSync, and more, preparing for deployment, operation, debugging, and enhancement activities.
  • Architect a high-impact decentralized network, focusing on scalability to manage a sequencer and RPC node infrastructure that processes millions of transactions and handles billions of RPC requests daily.
  • Deepen your expertise in Zero Knowledge proofs, embracing the challenge of working with ZK-EVM stacks and pushing the boundaries of privacy and scalability in blockchain.
  • Embrace full ownership of your code with a proactive approach to DevOps, ensuring robust deployment and real-time monitoring in collaboration with our Infrastructure team.
  • Innovate within Rollup ecosystems, designing and implementing groundbreaking features like Decentralized Sequencing, Eigenlayer restaking, peer-to-peer messaging, threshold signatures, and trust-minimized off-chain computation.
  • Enhance network security and resilience, creatively identifying potential attack vectors and failure points, establishing reproducible testing environments, and crafting strategic fixes.
  • Develop and refine recovery protocols for our core node software, ensuring system robustness and rapid response to unforeseen events.
  • Build and maintain distributed systems designed for exceptional reliability across diverse blockchain environments, setting new standards for uptime and performance.

Requirements

  • You can work with high autonomy from research, spec, implementation, deployment, monitoring and patching your code
  • Strong written and verbal English communication skills
  • You are comfortable with both DevOps and Software Engineering
  • 3 years experience with DevOps - Terraform, Ansible, GCP/AWS, Docker, Kubernetes
  • 2 years experience with Golang/Rust/C++ (you will be using Go)
  • You have extensive experience in shipping production-grade code that handles thousands of user interactions or transactions
  • Have a deep understanding of the EVM and/or other VMs and and how external tooling integrates with it
  • Strong experience with high throughput database systems
  • Strong experience with maintaining scalable microservices systems
  • Strong experience with distributed systems and/or container orchestration
  • Strong interest in Web3/crypto industry
  • Experience using crypto applications (e.g. Uniswap, Aave, etc.)

Not essential, but big bonus points:

  • Knowledge about the inner workings of the Ethereum client architecture
  • Knowledge of the inner workings of the EVM execution client geth
  • Knowledge about the inner workings of the various Ethereum rollup clients including but not limited to op-geth, understand the underlying components, and have opinions about the various trade-offs of those components and platforms
  • 1 year experience with Solidity
  • Experience with p2p network technologies such as libp2p

Technologies we use and teach:

  • GETH and its various Rollup forks
  • Golang/Rust
  • Node.js/TypeScript
  • libp2p
  • RabbitMQ
  • Redis
  • GCP (less AWS)
  • Ethers.js
  • Subgraphs

Benefits

  • Fully remote team, with team members in Zug, Paris, New York, London, Singapore, and many other cool places. We highly value having availability overlapping with (CET) working hours to enhance collaboration with the core team
  • Competitive package with a generous token package. Get a share of the network token and be able to participate in the Gelato DAO
  • Chance to participate in shaping the future of web3 by working together with the biggest projects in this space that use Gelato such as Optimism, Polygon, Arbitrum, Celestia and Eigenlayer
  • World-class Investors - We are backed by the community, including industry-leading experts such as Dragonfly, ParaFi, Nascent, IDEO, IOSG and Galaxy Digital.
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Yelay Remote
Yelay is a permissionless and non-custodial toolbox serving as the base-layer protocol for fixed income in DeFi. Yelay’s smart contract stack allows anyone to create automated, diversified, and risk-reward-optimized yield-farming portfolios. Partners like launchpool platforms, wallets, exchanges, and DAO management tools can leverage our SDK to offer users ‘Earn’ products based on Yelay’s smart vaults. We are seeking an exceptional Senior Node.js Backend Engineer with hands-on Web3 expertise to develop core Yelay protocol backend infrastructure and a TypeScript SDK. Key Responsibilities: Plan, design, implement, and maintain backend services using Node.js. Improve and expand existing backend services. Build a TypeScript SDK that enables integration by external parties. Lead projects from scoping to delivery. Develop and maintain Web3 inte

Yelay is a permissionless and non-custodial toolbox serving as the base-layer protocol for fixed income in DeFi. Yelay’s smart contract stack allows anyone to create automated, diversified, and risk-reward-optimized yield-farming portfolios. Partners like launchpool platforms, wallets, exchanges, and DAO management tools can leverage our SDK to offer users ‘Earn’ products based on Yelay’s smart vaults.

We are seeking an exceptional Senior Node.js Backend Engineer with hands-on Web3 expertise to develop core Yelay protocol backend infrastructure and a TypeScript SDK.

Key Responsibilities:

  • Plan, design, implement, and maintain backend services using Node.js.
  • Improve and expand existing backend services.
  • Build a TypeScript SDK that enables integration by external parties.
  • Lead projects from scoping to delivery.
  • Develop and maintain Web3 integration services for multiple blockchains.
  • Implement robust monitoring, logging, and alerting systems.
  • Conduct code reviews and provide constructive feedback.
  • Guide clients through the SDK integration process and assist in technical onboarding of new clients, including the setup and configuration of Yelay products tailored to client-specific needs.
  • Proactively contribute to developing and maintaining a comprehensive knowledge base (FAQs, guides, and tutorials).
  • Promote Yelay products both in-person and through industry-standard platforms and communities.

Requirements and Skills:

  • Node.js expertise with at least 3 years of experience.
  • Proficiency in Express.js.
  • Advanced TypeScript skills.
  • Experience with database technologies such as PostgreSQL and Redis.
  • Deep knowledge of AWS (e.g., Amplify, EC2, ECS).
  • Experience with containerization and CI/CD pipelines.
  • In-depth understanding of DeFi, blockchain technology, and the Web3 ecosystem.
  • Proficiency in Ethereum development (e.g., Ethers.js).
  • Experience with The Graph / Subgraph.
  • Familiarity with DeFi protocols and a native DeFi user experience.
  • Strong customer service orientation and the ability to empathize with client needs and challenges.
  • Excellent verbal and written communication skills with the ability to explain complex technical issues clearly and concisely to non-technical audiences.
  • Ability to work effectively both independently and within a team, collaborating across multiple departments.
  • Fluency in English, both written and spoken.
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Coinmarketcap Taipei, Taiwan
Company Description Ceffu is an institutional custody platform on a mission to propel the adoption and active participation of institutional investors in the digital asset ecosystem. With world-class security and liquidity solutions, Ceffu provides a unique gateway to the world’s deepest liquidity as the only institutional crypto custody partner of the Binance Exchange, positioning itself as one of the leading global institutional custody technology providers. Visit www.ceffu.com for more information. Job Description Collaborate closely with team members (developers, product managers, customer support, and partners) to design, develop, and deliver high-quality backend services and applications Translate complex business scenarios into detailed system architecture design Design

Company Description

Ceffu is an institutional custody platform on a mission to propel the adoption and active participation of institutional investors in the digital asset ecosystem. With world-class security and liquidity solutions, Ceffu provides a unique gateway to the world’s deepest liquidity as the only institutional crypto custody partner of the Binance Exchange, positioning itself as one of the leading global institutional custody technology providers. Visit www.ceffu.com for more information.

Job Description

  • Collaborate closely with team members (developers, product managers, customer support, and partners) to design, develop, and deliver high-quality backend services and applications
  • Translate complex business scenarios into detailed system architecture design
  • Design systems with high availability, concurrency and scalability
  • Troubleshoot and deal with system problems proactively
  • Participate in the full software development lifecycle, including requirements gathering, design, development, testing, deployment, and maintenance
  • Stay up-to-date with the latest industry trends, technologies, and best practices to continuously improve the development process and product quality

Qualifications

  • 5 years of experience in backend development with a strong focus on Java
  • Understand the basics of crypto, wallets, blockchain 
  • Proven experience in designing and developing large-scale, distributed backend systems and services
  • Strong understanding of object-oriented programming principles, design patterns, and best practices
  • Experience with Spring Framework (Spring Boot, Spring MVC, Spring Data, etc.) and other related technologies
  • Proficiency in working with relational databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Redis).
  • Familiarity with microservices architecture and containerization technologies such as Docker and Kubernetes
  • Experience with version control systems (e.g. Git) and continuous integration/continuous deployment (CI/CD) pipelines
  • Strong analytical and problem-solving skills with the ability to troubleshoot complex issues
  • Experience working in an Agile/Scrum development process
  • Excellent interpersonal, consultative, and communication skills
  • Self-managed, proactive work >

Additional Information

All your information will be kept confidential according to EEO guidelines.

Apply Now:

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Whatnot CA San Francisco, California, United States
🚀 Whatnot Whatnot is a livestream shopping platform and marketplace backed by Andreessen Horowitz, Y Combinator, and CapitalG. We’re building the future of ecommerce, bringing together community, shopping and entertainment. We are committed to our values, and as a remote-first team, we operate out of hubs within the US, Canada, UK, Ireland, and Germany today. We’re innovating in the fast-paced world of live auctions in categories including sports, fashion, video games, and streetwear. The platform couples rigorous seller vetting with a focus on community to create a welcoming space for buyers and sellers to share their passions with others. And, we’re growing. Whatnot has been the fastest growing marketplace in the US over the past two years and we’re hiring forward-thinking problem solvers across all functional areas. 💻 Role We are looking for intellectually curious, highly motivated individuals to be

🚀 Whatnot

Whatnot is a livestream shopping platform and marketplace backed by Andreessen Horowitz, Y Combinator, and CapitalG. We’re building the future of ecommerce, bringing together community, shopping and entertainment. We are committed to our values, and as a remote-first team, we operate out of hubs within the US, Canada, UK, Ireland, and Germany today.

We’re innovating in the fast-paced world of live auctions in categories including sports, fashion, video games, and streetwear. The platform couples rigorous seller vetting with a focus on community to create a welcoming space for buyers and sellers to share their passions with others.

And, we’re growing. Whatnot has been the fastest growing marketplace in the US over the past two years and we’re hiring forward-thinking problem solvers across all functional areas.

💻 Role

We are looking for intellectually curious, highly motivated individuals to become foundational members of our Core Machine Learning team. You will help drive the development of Whatnot’s machine learning operations and work with machine learning engineers across the company to build scalable design patterns that can be repeatedly used to achieve key business goals. Our ideal candidate has experience in spinning up ML platforms e.g. real-time model serving, approximate nearest neighbor retrieval, high-concurrency and low-latency scaling, feature stores, and model lifecycle monitoring. They are also willing and able to flex into an applied research role to develop models that leverage their own components.

What you'll do:

  • Drive the development of the machine learning platform roadmap, staying abreast of emerging business needs that the machine learning platform can help address.
  • Enhance our machine learning infrastructure--increase reliability, reduce latency, and continually improve the developer experience.
  • Develop scalable machine learning design patterns that make it easy for machine learning scientists and engineers to safely deploy models to production.
  • Improve model training, management, and monitoring
  • Take a leading role in deploying ML models on business critical surfaces & flows.
  • Define and advance our technical approach to scalable machine learning.
  • Flex outside your comfort zone to help take on new challenges that emerge

👋 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, Machine Learning 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.
  • 2+ years of professional experience setting up machine learning platforms–model serving, features stores, model registries, training pipelines, etc.
  • 1+ years of professional experience developing software in Python
  • Software engineering experience with a track record of applying practical methods to solve real-world problems on consumer scale data.
  • Ability to work autonomously and drive initiatives across multiple product areas and communicate findings with leadership and product teams.
  • Experience with operational, search, and key-value databases such as PostgreSQL, DynamoDB, Elasticsearch, Redis.
  • 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, Apache Kafka, Flink, Spark.
  • Professionalism around collaborating in a remote working environment and well tested, reproducible work.
  • Exceptional documentation and communication skills.
  • Experience in applied statistical and machine learning fields e.g. Recommendations, Search, Fraud & Anomaly Detection, Experimentation and Causal Analysis preferred.

💰Compensation

For US-based applicants: $205,000 - $275,000/year + benefits + stock options

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 in the form of stock options.

🎁 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
    • $1,000 home office setup allowance
    • $150 monthly allowance for cell phone and internet

  • Care benefits
    • $450 monthly allowance on food
    • $500 monthly allowance for wellness
    • $5,000 annual allowance towards Childcare
    • $20,000 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
  • 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:

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