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

Position open immediately.

Apply Now:

We are seeking a Site Reliability Engineer to join our team to help streamline operations and maintain critical infrastructure. You’ll write custom code to automate operational tasks and support a fleet of nodes for multiple blockchain networks. You’ll also provide guidance and expertise to development teams to ensure their applications follow modern best practices. Your work will directly impact the health and stability of our L1.

About ZetaChain

ZetaChain is the first Universal Blockchain with native access to Bitcoin, Ethereum, Solana, and more, offering seamless UX and unified liquidity to the next billions of users. With its Universal EVM, ZetaChain empowers developers to build Universal Apps that operate natively across any blockchain, creating a fluid crypto ecosystem from a single platform.

• Thriving Ecosystem: 1000 dApps developed between testnet and mainnet, showcasing diverse innovation and utilization.
• Engagement: With over a million community members, ZetaChain fosters a dynamic environment for engagement, and collaboration.
• Live on Mainnet: partnered with all major exchanges.
• Activity: Our network has over 4M unique addresses and growing fast!
• Well Funded: Raised over $27M!

Find out more about our ecosystem.

Find out more about our hiring culture: Dream Team Culture.

Why You Want To Work Here

• Impactful Role: Play a pivotal role in shaping the future of a leading blockchain protocol.
• Remote Flexibility: Enjoy the freedom and flexibility of a remote work environment, ensuring a work-life balance with quarterly team meet ups to get to know each other in person.
• Cutting-Edge Technology: Dive deep into the latest advancements in blockchain technology with ZetaChain’s innovative protocol.
• Continuous Learning: Stay updated with the rapidly evolving blockchain landscape, ensuring you’re always at the forefront of the industry.
• Commitment to Open Source: We are committed to supporting open source software and use high quality open source tools internally when possible.

Requirements

Our ideal candidate description is a wish list, not a checklist. We don’t expect every applicant to tick every box. If you have a strong alignment with many of the qualifications and a passion for learning, we’d love to hear from you.

• Experience:
  • 2+ year of Software Development
  • 2+ years of Infrastructure experience
  • 2+ years of Linux and Ansible experience
  • 2+ years of Kubernetes experience
  • Must play well with others, success is a team sport and at ZetaChain everyone participates!
  • Previous Startup Experience is important. We move much faster than your typical enterprise environment.
  • Security Mindset: constantly anticipating and strategizing against potential threats and vulnerabilities in any system or process.
• Languages: Go, Ansible, Python, Terraform, Bash
• Tech stack: Grafana, Linux, Docker, Kubernetes, Cosmos SDK
• Platforms: AWS, GCP, Bare Metal
• Location:
  • Remote (USA, Argentina, or EU)
• Job Responsibilities:
  • Write code to streamline operations
  • Build monitoring and dashboards to report on server, infrastructure, and web app health
  • Deploy and maintain blockchain nodes for ZetaChain, Ethereum, Bitcoin, etc
  • Manage infrastructure for web applications
  • Ensure all processes meet our security, performance, and reliability requirements
  • Participate in on-call rotation every month
• Bonus points:
  • Familiar with DevOps, DevSecOps, GitOps methodologies & best practices
  • Understanding of blockchain (Bitcoin, Ethereum, Cosmos); smart contracts (solidity), p2p networking
  • Experience with Go (Cosmos SDK, go-ethereum, btcsuite, Tendermint Core)

Who Would Be a Good Fit for This Role?

A candidate who is a coder at heart with a diverse set of experiences. They should enjoy streamlining operations and building new services that include comprehensive monitoring.

• A seasoned developer with a solid foundation in software engineering and infrastructure
• A proactive problem-solver with a track record of ensuring system reliability and scalability, now ready to tackle the unique challenges of blockchain infrastructure.
• A creative thinker who is not only skilled in programming but also in building testing and observability tools to streamline development processes.
• Someone with substantial experience in building and maintaining robust, scalable backend systems.

Does this feel like the perfect fit for you or someone else you know? Reach out to email or hop in our Discord to get in touch with a team member.

About us:

Avara builds innovative products leveraging blockchain technologies. Avara’s suite includes the Aave Protocol, along with the native stablecoin GHO, Lens, an open social network, and Family, a design-first mobile crypto wallet. Avara’s vision is to build a people-powered internet that benefits all.

Our culture:

Having cultivated a thriving, collaborative culture, our team is kind, welcoming and passionate about what we are building. We celebrate differences and seek to develop and retain the most talented people from a diverse candidate pool from all over the world. No matter where you are based, no ghost will be left behind and we appreciate every moment we get to work and have fun together.

About the role:

As a Smart Contract Security Researcher at Avara, you will play a critical role in enhancing the security and robustness of our smart contracts across our ecosystem, including Aave, GHO, and Lens. This role focuses on internal audits, vulnerability research, and developing innovative approaches to secure our protocols. Your work will directly impact the safety and trust of our products within the Web3 space.

How you can make an impact:

• Conduct thorough security audits and reviews of Avara’s internal smart contracts and protocols, identifying vulnerabilities and proposing fixes
• Perform in-depth research to enhance the security of blockchain systems, protocols, and infrastructure within our ecosystem
• Implement and evaluate formal verification techniques to ensure the correctness and safety of smart contracts
• Develop tools and frameworks to enhance the security of smart contracts and the broader ecosystem
• Develop strategies and proposals to improve the readability, usability, and security of codebases by introducing best practices
• Conduct exploratory research into emerging blockchain technologies and cryptographic protocols to preempt potential threats
• Work collaboratively with internal teams to implement and document secure coding practices
• Proactively identify trends and new vectors in blockchain security to protect our systems against new and future threats

Let’s connect if:

• Proficiency in Solidity and experience with public Ethereum or EVM-based blockchains
• Strong experience with smart contract development tools such as Foundry, Hardhat, or similar frameworks
• Experience with fuzz testing, static analysis tools, or other security-focused tooling
• Strong analytical and problem-solving skills with attention to detail
• Ability to work independently, take initiative, and deliver results with minimal supervision
• Passion for blockchain technology and the principles of decentralisation
• Previous experience performing code reviews and vulnerability assessments within web3
• Participated in web3 security competitions and audits
• Discovered vulnerabilities or bugs in any web3 projects

Haven’t quite met all the criteria? Let’s not miss out on the chance to speak. Whilst you might not meet every single requirement, you might bring other, more exciting skills to the companies!

Equal opportunity statement:

Avara celebrates diversity and view each and every team member as a separate individual with their own unique identity. No matter your race, religion, gender, ethnicity, age, (dis)ability, sexual orientation or even the wallet you use, we welcome you at Avara.

As an equal opportunities employer, we take accountability and believe in everyone’s potential to build, create and inspire changes. With a mission to build a diverse workforce, we are proud to foster a working environment in which everyone can feel safe and valued for who they are.

Come join the team as a Staff Backend Engineer at Symphony! You will be working alongside the founding team and play a crucial role in reshaping the future of DeFi.

As a Staff Backend Engineer, you will be instrumental in developing and deploying innovative solutions for secure and efficient systems. You will collaborate across teams to ensure seamless integration within our broader ecosystem and partners, and continuously drive innovation by staying at the forefront of blockchain technologies.

Qualifications

• 7+ years of backend experience
• Strong backend development with Node.js, JavaScript, DeFi systems, backend architectures, database management, and experience integrating smart contracts
• Proficiency in Javascript and Solidity
• Rust and/or AI/LLMs experience is a plus
• Full KYC process for all hires
• Competitive salary with equity
• Globally remote (Americas timezones preferred)
• A passion for shaping the future of finance

The total compensation package (base salary and equity) for this role ranges from $120K -$350K+, with additional company benefits. The pay range provided reflects individual compensation based on factors such as work location, assessed job-related skills, experience, and relevant education or training.

Join the Symphony team!

Symphony is the first agnostic execution network, designed to unify DeFi’s fragmented landscape by enabling near-instant cross-chain transactions. Symphony’s infrastructure reduces cross-chain execution time to under 3 seconds—45x faster than LayerZero and Axelar—creating a new standard for interoperability.

This is developed to address and solve liquidity fragmentation and the complex user experiences across chains, providing a seamless, unified solution for DeFi users and developers alike.Being the world’s first vertical agnostic infrastructure stack, Symphony enables anyone to execute anything across all chains and protocols without being burdened by bridges, multiple wallets, gas fees, etc. Our team is composed of former Consensys, MetaMask, Kraken, and Axelar veterans, and we’re backed by top investors.

We are looking for an innovative, passionate, and productive person who is excited about building the future of accessible crypto applications, feels comfortable challenging opinions, and most importantly who shares with us the same desire to make DeFi useable again.

• Opportunity. We believe DeFi should be fast AND accessible. You’ll do high-impact work to enhance scalability, shaping the future of crypto
• Flexibility. We are a remote-first company, and collaborate synchronously and asynchronously, via daily all-hands meetings
• Culture. As an early member of our team, you’ll have a unique opportunity to help shape our culture. We value intellectual honesty, bias towards action, and believe every member plays a key role in achieving our ambitious goals
• Compensation. We offer a competitive salary + equity + benefits package

Learn more at: symphony.io.

Symphony Labs is an equal opportunity employer. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information, veteran status, or any other status protected by applicable laws or regulations. All employment decisions are based on qualifications, merit, and business need.

Position Overview:

As a Senior Smart Contract Engineer, you will be instrumental in developing innovative solutions that blend public goods funding mechanisms with integrated social and financial functionalities, creating a new paradigm for on-chain social interaction. You will be responsible for developing and deploying secure, gas-efficient smart contracts, collaborating across teams to ensure seamless integration with our broader ecosystem, and continuously driving innovation by staying at the forefront of blockchain technologies.

Responsibilities:

• Smart Contract Development: Implement smart contracts with a strong emphasis on security, simplicity, gas efficiency, and ease of use. Ensure that contracts are well-documented, modular, and maintainable.
• Protocol Upgrades: Participate in design and development of the protocol and its future upgrades from concept through to deployment, ensuring robust, scalable, and secure architecture.
• Research & Innovation: Stay up-to-date with the latest blockchain technologies and trends. Test and integrate new tools and frameworks as appropriate to enhance the security and functionality of our products.
• Cross-functional Collaboration: Work closely with other teams, including backend engineers, fronend engineers, product managers, and designers, to ensure seamless integration of smart contracts with APIs and frontend components.
• Security Best Practices: Implement and advocate for secure coding practices, staying vigilant against the latest vulnerabilities and ensuring our systems are resilient to attacks.
• Code Review: Participate in and lead code reviews, providing in-depth feedback and guidance to help peers grow their technical skills. Champion best practices within the team and broader community.
• Peripheral Mechanisms: Design and implement peripheral mechanisms and backend components to support our dApps and ecosystem.
• Project Shaping: Participate in discussions from the initial product ideas to launch, assessing feasibility and identifying potential challenges in scaling and security.
• Stakeholder Engagement: Collaborate with internal and external auditing teams, providing technical insights and ensuring all smart contract code meets stringent security standards.

Skills & Requirements:

• Experience: 5+ years of software engineering experience, with at least 2 years focused on developing and deploying secure, production-ready smart contracts in Solidity.
• Technical Mastery: Proficient in Solidity, with strong knowledge of EVM, blockchain data structures, and Ethereum’s consensus mechanism. Experience with TypeScript, Python is highly desirable.
• Cross-disciplinary Expertise: Strong understanding of on-chain and off-chain interactions, including API integration with smart contracts and backend systems.
• Security Focus: Deep understanding of on-chain security best practices and experience implementing secure coding practices, particularly in financial systems.
• Problem Solving: Strong logical thinking and problem-solving skills, with the ability to find elegant solutions to complex challenges in the DeFi space.
• Communication & Collaboration: Excellent written and verbal communication skills, with a proven ability to work effectively in cross-functional teams.
• Passion for Blockchain: A deep interest in regenerative finance, public goods funding and new use cases for DeFi.
• Growth Mindset: A desire to learn, grow, and mentor others within a highly collaborative and open-source environment.

Preferred Skills:

• Blockchain Expertise: Familiarity with running full nodes, testnets, and understanding of blockchain development cycles.
• Education: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
• Additional Languages: Experience with other programming languages like Rust, C++, or familiarity with scripting in UNIX-based OS.
• Agile Methodologies: Understanding of Agile project management and modern development practices, including the use of CI/CD pipelines, Docker, and PIP.
• dApps Development: Experience with developing decentralized applications (dApps) and integrating with AWS services.

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.

About Outlier Ventures

Outlier Ventures is the leading Web3 accelerator in the world. Founded in 2014, it works with startups at various stages of their lifecycle from pre-seed/seed (via Base Camp) to later stage about to launch or live token networks that specialize in a new data economy, infrastructure, DeFi, and bringing together a network of 1,000+ of the world’s leading Web3 founders, protocols, VCs to mentor and invest in startups.

At Outlier Ventures, we value curiosity of mind and an agile, entrepreneurial mindset.

We value all people, regardless of their gender, age, disabilities, race, ethnic origin, pregnancy or maternity status, religious beliefs, political beliefs, marital status or sexual orientation. We encourage applicants from all backgrounds and are committed to promoting equality at every opportunity, both as partners, providers of services, and employers.

About The Role

Outlier Ventures is seeking a Head of Engineering to help source the best Web3 technologies and AI to use them with portfolio companies and within OV itself.

The Head of Engineering plays a strategic role in developing the technical direction starting from the CTO guidelines. You help portfolio companies and Outlier Ventures itself to find the best trade-offs by mixing Web2 tech with Web3 and AI tech stack in the most seamless way.

The Web3 ecosystem landscape is constantly changing, and because of that, looking, selecting, and staying updated with Web3 technologies plays a primary role. It offers an excellent opportunity to use your experience and practical approach to filter the noise from the signal.

You work with the rest of the Product & Engineering team to deliver first-class product and engineering advisory to the co-founders, CTOs, and engineers of the portfolio companies to bring new paradigms to life as they build viable businesses. We are here to ensure they can deploy the best, most scalable, and secure architectures possible.

Having strong communication and interpersonal skills is crucial to fostering collaboration between all the internal and external stakeholders (e.g. Startups, Investment Team, Accelerator Team, etc. )

Plus, because we are an accelerator, you will be involved in the admission process of startups. This is a fantastic opportunity to be part of the selection process that shapes the subsequent batches of founders. Practically, you will run solo or with other colleagues through tech due-diligence sessions where you learn and challenge applicants’ architectures, approaches, and business models.

We are looking for technical builders who love the Web3 movement, startups, and the growing AI industry.

The role is fully remote; if you are based in London, you are more than welcome to work in our London-based office.

Successful candidates will need to work London office hours (-+3 hours Timezone).

Your Key Responsibilities:

• In advisory capacity, run workshops about product roadmap best-practice and architectures in line with the startup’s long-term business outcomes.
• Help OV to build and execute on viable product roadmaps for leveraging technology, particularly AI, in its daily activity and create tools to empower the in house employees and expert teams.
• Being the line manager of the Product Engineers in the team and contribute to the growth of the Engineering practice by hiring, coaching, and mentoring.
• In advisory capacity, with the startups, identify technical blockers and come back with actionable alternatives considering the impact from an engineering and business perspective.
• Run architecture and code review sessions.

We are looking for someone who:

• Has a deep exposure to Web3 technologies and has built something hands-on (Solidity, Hardhat, EtherJs, etc.).
• Has been exposed to the hectic startup life either as a founder/employee/investor.
• Has 5 years experience in blockchain engineering roles.
• Knows distributed system architecture (e.g., Microservices, CQRS, Saga, Sharding, etc.).
• Is fluent in one or more general-purpose languages (e.g., TypeScript, Python, Go, Rust, Java).
• Is familiar with Domain Modelling, DevOps principles, containers, Testing, Continuous Integration, and Deploy.
• Understands the markers of a quality codebase (design patterns, testing, documentation, commit activity, CI/CD).
• Has strong interpersonal skills: ability to advise on technical direction and explain technical concepts to non-technical audiences.

Nice to have:

• Fundamentals of Solidity.
• Viem and/or Ether.js and/or Web3.js.
• React or any modern web framework.
• Software security training, particularly smart contract security.
• Knowledge of Machine learning and exposure to new LLM paradigms.

What we offer:

• The package is subject to relevant experience.
• Private medical insurance.
• Discretionary bonus scheme.
• 25 days of holiday per year (plus bank holidays).
• Cycle-to-work scheme.

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, 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 Role Overview: As a Senior Full Stack Engineer, you will be responsible for designing, developing, and maintaining both frontend and backend components. You will work closely with product managers, designers, and other engineers to deliver high-quality, secure, and scalable solutions that meet the needs of our clients. This role requires a deep understanding of both frontend technologies like React and backend systems. We are looking for candidates located in the EMEA region.   Why You’ll Love This Role

Impactful Work: Your contributions will directly influence the way stakeholders interact with and perceive the security of blockchain networks through both the dashboard and the Insights API.

Collaborative Environment: Join a team of passionate professionals who are committed to innovation, quality, and making a tangible impact in the blockchain space.

Professional Growth: Enjoy opportunities for professional development and career progression in a rapidly evolving industry.

  About You An ideal candidate has 5+ years of Full-Stack Development experience and contributed to blockchain-related projects. We are looking for candidates who have worked on complex projects in a distributed team.

Problem-Solving Attitude: Creative thinker with a knack for solving intricate technical challenges.

Communication: Excellent communication skills, with the ability to convey technical concepts to non-technical stakeholders.

Autonomous: The ability to work independently, make informed decisions, and take initiative without needing constant supervision, ensuring high productivity and effective problem-solving.

Mentorship and Leadership: Provide technical guidance and mentorship to team members, fostering a culture of continuous learning and improvement.

  Responsibilities:

Collaborate with cross-functional teams, including product managers, designers, and other developers, to deliver high-quality projects on time.

Writing clean, efficient, and maintainable code: Writing code that is easy to understand and modify is crucial.

Debugging and testing: Ensuring that the frontend code is error-free and performs optimally through debugging tools and testing methodologies.

Staying up-to-date with emerging trends and technologies: The web development industry is constantly evolving, and it is essential to stay current with the latest technologies, trends, and best practices.

Documenting code and maintaining code repositories: To ensure that the development team can easily understand and modify the codebase, it is crucial to document your code and maintain code repositories.

Participating in code reviews: Code reviews help identify potential issues and ensure that the codebase meets quality standards. You should be prepared to participate in code reviews and provide feedback on other team members' code.

Assisting with deployment: You may be involved in the deployment process, which includes configuring web servers, managing version control systems, and resolving any issues that arise during deployment.

Provide guidance and mentorship to more junior developers, promoting continuous learning and improvement within the team.

  Skills:

Excellent skills in modern JavaScript/Typescript, Python or Java

A deep understanding of the architecture of modern client- and server-side React applications

Experienced in designing scalable APIs

Experienced in testing backend and frontend

Experienced in modern database design and interaction (SQL and/or NoSQL)

Expertise in architecture principles, design patterns, and the ability to analyze and address trade-offs in business requirements, system performance, reliability, and maintainability

Experience in working closely with a DevOps team to design and deploy cloud-native infrastructure, to ensure scalability and reliability

  Nice to have:

Blockchain application experience (e.g. DeFi Protocols, Wallets, DEXs, block explorers, blockchain user-facing applications)

Experience with smart contract development and interaction (e.g., Solidity, Web3.js, ethers.js)

Small team leadership experience

Financial Services and Markets understanding

 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.

Apply Now:

At Acria, we are one of Germany’s leading blockchain technology firms, specializing in cutting-edge solutions that are transforming industries globally. Our technology has earned us multiple awards, and we are growing rapidly. Our team is made up of passionate, innovative thinkers committed to pushing the boundaries of what's possible. We are now looking to expand with a talented and experienced Web/App Developer who shares our vision and expertise.

We seek an experienced Web/App Developer with a proven track record of building high-performance, scalable applications. You should be passionate about technology, excel at problem-solving, and have the ability to drive projects from ideation to completion. At Acria, we value experience and skillset over formal education—what matters most is what you can bring to the table. If you have expertise in blockchain technology, that’s a definite bonus, but not a requirement.

Tasks

• Design and develop web and mobile applications, primarily focusing on blockchain integration and performance optimization.
• Work closely with our talented developer team to architect innovative solutions, solve complex challenges, and contribute to our ongoing projects.
• Stay up-to-date with the latest trends in web development, mobile app technologies, and blockchain to ensure that Acria remains at the forefront of the industry.
• Provide continuous improvements to existing applications by implementing new features, optimizing performance, and maintaining best practices in coding.
• Participate in the code review process and contribute to the growth of junior developers within the team.
• Collaborate with cross-functional teams to ensure seamless integration between frontend and backend systems.
• Write clear and concise documentation to ensure smooth transitions in development cycles and easy maintainability of applications.

Requirements

• Proven experience as a Web Developer or Mobile App Developer, with a strong portfolio of relevant projects.
• In-depth knowledge of JavaScript, HTML5, CSS3, and React.js, Vue.js, or similar frontend technologies.
• Proficiency in backend development using technologies such as Node.js, Express, GraphQL, or similar.
• Experience with blockchain technologies (Ethereum, Hyperledger, Solidity, smart contracts, etc.) is highly desirable.
• Strong knowledge of web security, performance optimization, and code best practices.
• Experience with cloud services (AWS, Azure, Google Cloud) and CI/CD pipelines.
• Familiarity with mobile development frameworks (e.g., React Native, Flutter, or native app development).
• Ability to work independently and as part of a team, with strong problem-solving and communication skills.
• A proactive attitude, eager to learn and grow with the company.

Benefits

• A competitive salary of up to €10,000 per month, based on your experience.

• Flexible working hours and the ability to work remotely.

• A collaborative and forward-thinking team, committed to both professional and personal growth.

• Opportunity to work with one of the most awarded and rapidly growing blockchain firms in Germany.

• Be part of a fast-paced environment where your contributions have a direct impact on the technology landscape.

• Access to cutting-edge blockchain technology and projects.

• Join an award-winning team recognized for groundbreaking work in the blockchain space.

• Contribute to cutting-edge projects that are shaping the future of technology.

• Grow in a fast-paced environment with room for rapid career advancement.

• Enjoy a dynamic, inclusive, and innovative work culture.

• Flexible remote options—work from anywhere within Germany (or internationally) with a focus on work-life balance.

Apply Now:

$120,000 - $150,000 + Benefits

You’re an engineer who has a passion for blockchain technology, an eye for security, and a drive to build systems that change the game, not just another blockchain project.

You’ll be building blockchain infrastructure for decentralized networks like Wi-Fi, 5G, and IoT.

You’ll focus on post-quantum encrypted blockchain solutions ensuring scalability, resilience, and security.

You’re the one who will create a faster, more reliable, and secure foundation for the decentralized future.

Your contribution will set new standards for blockchain-powered connectivity, ones that are safer, faster and more scalable.

To be considered you’ll need to be a seasoned engineer with the last few years spent in a similar role using Go, Rust or Python.

You’ll also have built smart contracts using Solidity.

Finally, you’ll also need to overlap for at least 4 hours with EST time zone to be considered.

All applicants will get a response.

Truelogic is a leading provider of nearshore staff augmentation services, located in New York. Our team of 500 tech talents is driving digital disruption from Latin America to the top projects in U.S. companies. Truelogic has been helping companies of all sizes to achieve their digital transformation goals.

Would you like to make innovation happen? Have you ever dreamed of building Products that impact millions of users? Nice! Then we have a seat for you on our team!

What are you going to do?

You will have the opportunity to work in a forward-thinking and growth-oriented environment, at a company that provides programmatic access to the trust layer of Ethereum to make components reusable, allowing builders to rely on Ethereum for security while saving time and resources typically allocated to bootstrapping their token.

Occupy a unique position in the market, as a Full Stack Engineer you will leverage your skills and knowledge of distributed systems to create technologies that power the world’s most innovative crypto projects. If you’re looking to collaborate with a talented team of engineers, driving innovation and inventing groundbreaking technologies, we look forward to hearing from you! 

• Experience with Blockchain, crypto, and DeFi dApps (coins, stablecoins, tokens, digital wallets).

• Design and implementation principles and technologies for public cloud, including AWS, GCP, or Azure.

• Full stack experience is required to give maintenance to the front-end.

• Blockchain and smart contract expertise, particularly with Solidity.

• Experience with unit testing to ensure code quality and reliability.

What will help you succeed

• 8+ years working on software development professionally.

• Experience with Blockchain, crypto, DeFi dApps (coins, stablecoins, tokens, digital wallets), and smart contract expertise, particularly with Solidity.

• Advanced with Golang or Rust for server-side programming.

• Some exposure to React and JavaScript frameworks, with experience in Redux for state management.

Apply Now:

About Bjak

Bjak is focused on providing access to affordable and sustainable financial services for people in ASEAN. Headquartered in Malaysia, Bjak is the largest insurance portal in Southeast Asia. Our main portal, Bjak.com, helps millions find the insurance policy with the best value and highest coverage for them. Using technology, our team's core strengths are in problem solving and navigating the most complex regulations and environments, creating some of the most innovative products in the world. Our investments in technology such as Custom API, blockchain, trading systems and data science is to enable easy access to financial services that were previously inaccessible or difficult to understand.

Job Overview

We are looking for an experienced Smart Contract Developer to join our team, working on a cutting-edge stablecoin project. You will play a key role in designing, developing, and maintaining blockchain-based solutions that ensure stability, security, and scalability for our stablecoin ecosystem. This is an exciting opportunity to work at the forefront of blockchain and financial technology, contributing to the future of digital currencies.

Key Responsibilities

• Design, develop, and deploy smart contracts and decentralized applications (dApps) to power our stablecoin infrastructure.
• Build and maintain secure, efficient, and scalable blockchain solutions focused on stablecoin functionality.
• Implement and manage smart contracts that ensure the stablecoin's price stability, including algorithms for collateral management and reserve protocols.
• Collaborate with the product, finance, and compliance teams to integrate the stablecoin into financial ecosystems and payment networks.
• Conduct thorough testing and audits of smart contracts to ensure security and compliance.
• Develop tools and APIs to integrate the stablecoin with various decentralized and centralized platforms.
• Research and implement emerging technologies and protocols in the stablecoin and DeFi space.
• Optimize blockchain transaction speeds, minimize gas fees, and improve the user experience.
• Monitor and enhance the security of the stablecoin network, including risk mitigation and incident response.
• Participate in code reviews, contribute to architectural decisions, and mentor junior developers.

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.

• Extensive experience as a Software Engineer with a strong focus on blockchain technologies.
• Deep expertise in blockchain platforms such as Ethereum, Binance Smart Chain, or Layer 2 solutions.
• Proficiency in programming languages such as Solidity or Rust.
• Hands-on experience with Cairo for Starknet, Ton, or similar platforms.
• Proven track record in smart contract development, testing, and deployment, particularly for stablecoin or DeFi projects.
• In-depth knowledge of consensus algorithms, cryptography, and decentralized finance (DeFi) principles.
• Experience with blockchain scaling techniques, including Layer 2 solutions and sidechains.
• Strong understanding of economic models behind stablecoins, including both collateralized and algorithmic designs.
• Familiarity with security best practices in smart contract development and blockchain systems.
• Practical experience with version control systems (e.g., Git) and CI/CD tools.

• Remote working
• You will be working in a fast-growing startup that promotes flexible and open culture
• Fast moving, challenging and unique business problems
• Attractive remuneration and performance incentives
• Strong learning and development plans for your career growth
• Great career development opportunities in a growing company
• International work environment and flat organization

Apply Now:

Who is Risk Labs?

Risk Labs is the foundation and core team whose mandate is to build and grow the UMA and Across protocol ecosystems.

What is UMA?

UMA’s optimistic oracle (OO) can record any verifiable truth or data onto a blockchain. UMA Purpose: UMA is the canonical source of truth that blockchains use to verify real world data. UMA Vision: UMA enables any verifiable truth to be recorded on-chain, trustlessly.

What is Across?

Across is a cross-chain bridge for L2s and rollups secured by UMA’s OO. Across’ purpose: Across is to fulfill crypto’s potential by making blockchains more usable, more accessible and more efficient. Across’ Vision: Intents are the standard in x-chain interoperability, and are settled by Across.

Your Impact?

As DevRel Expert you’ll bring a passion for working with both the existing web3 developer community and onboarding the next generation of UMA & Across users and developers across our product suite. You’ll serve as the ear to the ground for developer’s needs and pain-points, channeling that feedback back to the internal product and engineering teams.

Responsibilities

• Presenting and training developers of all experience levels (IRL or virtually) on how to deploying or building with Across or UMA products;
• Hosting educational office hours to support builders, foster deeper understanding of specific use cases, and help answer their technical questions;
• Creating technical assets for Across and UMA, including: writing product documentation and tutorials, recording and editing video tutorials, etc..
• Evangelising externally both IRL and across the industry standard platforms and communities;
• Mentoring developers and answering technical questions via Discord and Twitter to support building the next generation of decentralized applications.

Requirements

• Proven abilities as a full stack developer, with at least 2 years experience working with: typescript, solidity, React and unix
• Prior experience and a passion for building and maintaining a technically-focused developer community
• A passion for evangelism at relevant conferences, hackathons, and meetups
• Excellent mentoring, coaching, and personality skills
• Excellent technical skills, and proven ability to take complex technical concepts and deliver them in the best way for a variety of audiences
• Creating and editing technical videos, prototypes, etc. gets bonus points
• Establishing and managing a community channel for developers to collaborate, share insights, and stay up to date

Compensation and Benefits

• Pay packages include competitive salaries & meaningful token options ($UMA and $ACX).
• Salaries for this role range from $100-180k (USD), and your token allocation can grow with your voting rewards while you participate in the growing ecosystem.
• Will pay in stablecoins or fiat
• Philosophies for a culture that show we care: Take vacation when you need it, family care, training and development (just to name a few)
• 100% remote, which means we encourage you to create the work environment that you thrive in
• At least two team wide offsites a year

Studies have shown that women and people of colour are less likely to apply to jobs unless they meet every single qualification. Risk Labs, the employing entity, is an equal opportunity employer and is dedicated to diverse, inclusive, and authentic workplaces. So, if you’re excited about this role but your past experience doesn’t perfectly align- we encourage you to apply anyways. We value you taking the chance. Risk labs will not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Our values:

1. We value each individual’s right to economic freedom
2. We value openness, honesty, and directness
3. We value integrity
4. We value iterative learning
5. We value taking smart risks. We value creating an environment where everyone “does their best work”.

Why do we love working at Risk Labs?

We are a group that’s aligned with the ethos of the crypto industry and doing our best to make an impact for the industry and world at large. You’ll succeed with Risk Labs if you’re a self-starter, kind, adaptable, and passionate about making an impact. Risk Labs is a values driven team that strives to create an environment where we can do our best work, and succeed. We’re building products that we believe in, and continuing to strive for innovation and growth. Both personally and professionally we support each other to create a happy, healthy, and inspired team vibe, so we can remain motivated to build things the world needs and loves. We take pride in the fact that we are at once family-friendly as well as nomad-friendly.

UMA’s optimistic oracle is a decentralized truth machine for Web3- yes, that’s a bold and very exciting statement. We’ve built a solid foundation, in terms of the team, the technology, and the products, and the road map ahead is one full of exciting technical challenges, growth, and telling our story to the world. Across is creating an interoperable world where DeFi is seamless with its intents based architecture. We’ve grown from an early bridge, to a market leader, and won’t stop innovating and building. We have big dreams, and a team excited to bring them to life.

Still want to know more?

• Our team blends a mix of highly-sought engineers, and a diverse business team to showcase their high quality tech. Our international and fast-growing team includes a diverse background of experiences and has drawn world class talent. We have a great network of supportive investors from groups like: Placeholder, Blockchain Capital, Bain Capital, Coinbase, Dragonfly… to name a few.
• Teammates take the time off that they need and support each other to be their best selves- we care about your wellness.
• You will not get bored with Risk Labs. We are constantly developing, building, experimenting and evolving. Yes we try to allow people to focus on their specific product areas, but things are always shifting and evolving. There’s no right answer and we’re all just doing our best!

Across’ purpose: Across is to fulfill crypto’s potential by making blockchains more usable, more accessible and more efficient.

Across’ Vision: Intents are the standard in cross-chain interoperability.

Who is Risk Labs?

Risk Labs is the foundation and core team behind UMA, and some top tier products built with it such as oSnap, Oval, and the Across protocol. The Risk Labs team, operates as one cohesive (amazing!) culture, but focuses on two core protocols, UMA and Across. UMA and Across are decentralized protocols governed by community members across the globe in DAOs, and are supported by Risk Labs Foundation. UMA’s optimistic oracle (OO) can record any verifiable truth or data onto a blockchain. Across is leading the future of interoperability with its frontier intents based architecture.

Your Impact?

We’re looking for a Jr. Smart Contract Engineer to join the Across protocol team. You’d be working alongside top tier engineering talent, world class data driven product development, and a team motivated to be hugely impactful for the exciting interoperable future that we’re racing towards. You’re a person who loves optimizing and building at the intersection of technology, finance, and data.

Responsibilities

• Protocol architecture: Design and build protocol upgrades from idea to deployment.
• Smart contracts: Implement designs with a focus on security, simplicity, ease of use, and gas-efficiency.
• Code review and mentorship: Write code in a highly collaborative open source ecosystem. In depth reviews of others’ contributions is expected with a focus on helping others grow their technical expertise.
• Bots: write complimentary offchain code to interact with the protocol. Bots should have a high degree of correctness, efficiency, and anti-fragility.

These responsibilities are going to be similar to the Sr. Smart Contract role posted; however, as a junior engineer, we have lower expectations about your previous experience. That doesn’t mean our expectations are low, instead we have higher expectations for the demonstrable and uncanny ability to learn and apply new concepts quickly. Someone who is exceptionally keen to learn and invest their time with us, in exchange for us investing in their growth. Someone who we hire for this role will become proficient in the above categories.

Requirements

• 2+ years of experience in engineering at a software organization. This can include multiple internships, what we want to see is your familiarity with engineering best practices (sprints, code review, etc.) and a level of professionalism.
• 1+ years of working with blockchain-based projects (think hackathons or personal projects as well), and a deep passion for blockchain technology, cryptoeconomic protocol design, game theory, or decentralized finance
• Outstanding critical thinking skills; low ego, high curiosity and comfort in being wrong
• A love for great software; desire to understand the why and the how of everything you work on
• Demonstrated ability to apply existing skills to new technologies
• Growth mindset; a desire to learn from and mentor those around you
• Strong communication and collaboration skills, especially written

Compensation and Benefits

• Pay packages include competitive salaries & meaningful token options.
• Salaries for this role range from $100-200k (USD), and your token allocation can grow with your voting rewards while you participate in the growing ecosystem.
• Will pay in stablecoins or fiat
• Philosophies for a culture that show we care: Take vacation when you need it, family care, training and development (just to name a few)
• 100% remote, which means we encourage you to create the work environment that you thrive in
• At least two team wide offsites a year

Studies have shown that women and people of colour are less likely to apply to jobs unless they meet every single qualification. Risk Labs, the employing entity, is an equal opportunity employer and is dedicated to diverse, inclusive, and authentic workplaces. So, if you’re excited about this role but your past experience doesn’t perfectly align- we encourage you to apply anyways. We value you taking the chance. Risk labs will not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Our values:

1. We value each individual’s right to economic freedom
2. We value openness, honesty, and directness
3. We value integrity
4. We value iterative learning
5. We value taking smart risks. We value creating an environment where everyone “does their best work”.

Why do we love working at Risk Labs?

We are a group that’s aligned with the ethos of the crypto industry and doing our best to make an impact for the industry and world at large. You’ll succeed with Risk Labs if you’re a self-starter, kind, adaptable, and passionate about making an impact. Risk Labs is a values driven team that strives to create an environment where we can do our best work, and succeed. We’re building products that we believe in, and continuing to strive for innovation and growth. Both personally and professionally we support each other to create a happy, healthy, and inspired team vibe, so we can remain motivated to build things the world needs and loves. We take pride in the fact that we are at once family-friendly as well as nomad-friendly.

UMA’s optimistic oracle is a decentralized truth machine for Web3- yes, that’s a bold and very exciting statement. We’ve built a solid foundation, in terms of the team, the technology, and the products, and the road map ahead is one full of exciting technical challenges, growth, and telling our story to the world. Across is creating an interoperable world where DeFi is seamless with its intents based architecture. We’ve grown from an early bridge, to a market leader, and won’t stop innovating and building. We have big dreams, and a team excited to bring them to life.

Still want to know more?

• Our team blends a mix of highly-sought engineers, and a diverse business team to showcase their high quality tech. Our international and fast-growing team includes a diverse background of experiences and has drawn world class talent. We have a great network of supportive investors from groups like: Placeholder, Blockchain Capital, Bain Capital, Coinbase, Dragonfly… to name a few.
• Teammates take the time off that they need and support each other to be their best selves- we care about your wellness.
• You will not get bored with Risk Labs. We are constantly developing, building, experimenting and evolving. Yes we try to allow people to focus on their specific product areas, but things are always shifting and evolving. There’s no right answer and we’re all just doing our best!

Apply Now:

The Autonomys Network** (formerly, Subspace Labs)

Autonomys is an early-stage, venture-backed startup pioneering a new category at the intersection of AI and Web3. With our upcoming mainnet launch this year, the Autonomys Network is a radically decentralized, next-generation layer one blockchain powered by an innovative proof-of-archival storage (PoAS) consensus mechanism. Our project serves as a foundation for global collaboration between humans and AI, ushering in a new era of possibilities. The Subspace Protocol is based on original research funded by the US National Science Foundation.

To learn more, visit our Website and read the technical whitepaper.

In this role, you will…

• Build user flows across both web and backend (React and Node).
• Integrate directly with other blockchain networks using native RPCs.
• Collaborate with Product, Design, and Engineering to define, prioritize, and build features for Web3 users.
• Drive detailed project definition and cross-functional alignment.
• Design and architect backend REST and/or GraphQL APIs.

Key Requirements:

• 3+ years of experience building open-source code that is clean, maintainable, and well-tested, for production networks at scale
• 2 + years of experience working with Typescript and Node.js
• 2+ years of experience of experience with Ethers/Web3.js or Polkadot.js
• 2+ years of experience working with React.js
• A passion for decentralized, peer-to-peer systems and Web3 technologies

Preferred Skills:

• Experience with the Rust programming language
• Familiarity with Substrate and the Polkadot ecosystem
• Experience with Subsquid data indexing and querying framework
• Experience building developer SDKs and internal tools
• Experience developing AI tools, including Retrieval-Augmented Generation (RAG) systems, AI agents, and custom chatbots.
• Experience writing smart contracts in Solidity or similar language
• Theoretical knowledge of blockchains and distributed systems

What We Offer

• The ability to work from anywhere in the world
• A competitive salary with generous equity and token grants
• Medical, dental, and vision insurance (US-based only)
• A unique opportunity to shape the future of the internet
• Team off-sites in various locations around the globe

Apply Now:

StripChain is looking for a Backend Engineer to join their team on a full time basis to lead the design and the protocol into production and maintain the distributed system and our architecture to welcome a new era of interoperability and architecture for building dapps.

This role is ideal for a proactive problem solver with a penchant for deep technical challenges, strong communication skills, and a builder mentality.

You’ll be helping contribute to a cutting-edge distributed system, navigating nuanced trade-offs between latency, fault tolerance, and incentives.

What You’ll Do:

• Contribute to the development and scaling of StripChain, specifically the StripVM, responsible for connecting different blockchains and for managing intents.
• Help launch and maintain our blockchain built on the arbitrum orbit chain.
• Develop and refine networking layers and P2P protocols to ensure high performance and reliability for our stripVM
• Maintain and enhance protocol services.
• Help build and integrate peripheral products in the ecosystem.
• Take charge of protocol documentation in the StripChain ecosystem.
• Write high-quality, well-tested code that meets production-grade standards.
• Help write APIs and SDKs as we need.
• Give hands with the smart contract development and extra tools creation etc.

Who You Are

• 4-10 years of hands-on experience in building production-grade distributed systems, skilled in Go.
• Proven track record in designing scalable, high-throughput architectures.
• Extensive experience in end-to-end testing of consensus or distributed system protocols.
• Deep understanding of fault-tolerant systems, including Byzantine Fault Tolerance (BFT) and other relevant models.
• Capable of independently leading projects and unifying cross-functional teams through exceptional communication and collaboration skills.
• Need to be loyal, dedicated, kind, patient.

Nice to have:

• Very strong blockchain fundamentals and can pick up new technologies and ecosystem fast
• Worked with Solidity or other smart contract languages.
• Experience in working with MPC libraries - do highlight in your application, if you do.

Details that matter

• Significantly above market rate equity compensation package
• Unlimited PTO with a high level of freedom and autonomy for your work
• $3000 Yearly budget for your individual learning and development goals
• Work alongside the brightest minds in the crypto space
• Remote working - work from anywhere in the world
• Paid travel - 2 x team on-site in different parts of the world per year plus periodic travel to events

At StripChain, we are committed to building a diverse and inclusive team. We welcome applications from all qualified candidates regardless of gender, race, ethnicity, religion, sexual orientation, age, or disability status.

The Mission

Truflation is dedicated to ensuring seamless access to high-quality, reliable financial data on multiple blockchains. We are in search of a Senior Solidity Developer to maintain and advance our connection to the blockchain ecosystem. You will help ensure that our data remains at the fingertips of those who need it, in a permissionless and censorship-resistant manner.

The Role

• Implement and manage oracles, primarily Chainlink, to ensure a robust connection between our data and the on-chain ecosystem.Develop and maintain smart contracts such as price aggregators, token staking, on-chain payments, etc.Lead the development of our governance portal, enabling token-based voting for decision-making processes related to methodology changes.Uphold Solidity best practices to ensure the creation of secure, efficient, and maintainable code.Create a comprehensive suite of tests for all developed smart contracts to ensure reliability and security.Document code structure, functionality, and project-specific modifications comprehensively.

Basic Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience in blockchain development.Proficient in Solidity with a minimum of 4 years of experience in developing smart contracts for Ethereum or compatible blockchains.Strong understanding of blockchain technology and decentralized finance (DeFi) ecosystems.Experience with smart contract development tools and frameworks (e.g., Hardhat, Foundry).Knowledge in implementing and managing oracles, especially Chainlink.Demonstrated ability to write clear, efficient, and secure code in Solidity.

Preferred Qualifications

• Strong analytical and problem-solving skills, with a keen attention to detail.Experience with governance protocols and token-based voting mechanisms.Familiarity with various blockchain interoperability solutions and multi-chain strategies.Excellent documentation skills, capable of creating detailed explanations of code functionality and project architecture.A proactive communicator, adept at working in a dynamic, collaborative environment.

Culture And Values

Mirroring the top-tier practices of companies like Netflix, we firmly believe in hiring only the best. We foster a culture of innovation, continuous learning, and the pursuit of excellence. We expect you to challenge and be challenged, to create, and to innovate. Join us, and be a pivotal part of our journey in reshaping the financial data world.

Compensation And Benefits

• Competitive salaryFlexible work schedule and remote-friendly cultureLearning and development opportunities

Interested? We'd love to hear from you. Apply now and redefine the future of financial data with us.

Apply Now:

The Mission

At Truflation, we're building the future of financial data. Our decentralized systems are at the heart of this mission, designed to ingest, compile, and transform critical data points like our flagship US inflation index. As we're navigating a rapidly evolving financial landscape, we're seeking an exceptional Senior Python Developer to join our elite team, sculpting the way financial information empowers decisions.

The Role

• Design, build, and maintain scalable and reliable distributed systems that process vast amounts of financial data.Emphasize coding best practices, ensuring our systems are robust, efficient, and maintainable.Collaborate closely with data teams to ensure our systems align with data needs and quality standards.Engage in rigorous code reviews, challenging and learning from your peers to ensure the highest quality code.Translate complex macroeconomic concepts into functional, efficient code to provide nuanced, accurate financial insights.

Basic Qualifications

• Bachelor's degree in Computer Science or related field (or equivalent industry experience).5+ years of professional experience with Python, with a strong emphasis on systems design and architecture.Deep understanding of database design, implementation, and performance tuning.Familiarity with distributed systems and cloud platforms.Proven track record of developing and maintaining large-scale applications.

Preferred Qualifications

• Experience or strong interest in the fintech domain, particularly macroeconomics and economic data.Familiarity with web3 technologies.Strong written and verbal communication skills; ability to explain complex technical concepts to a diverse audience.A continuous learner, passionate about staying updated with the latest in technology and finance.

Culture And Values

Mirroring the top-tier practices of companies like Netflix, we firmly believe in hiring only the best. We foster a culture of innovation, continuous learning, and the pursuit of excellence. We expect you to challenge and be challenged, to create, and to innovate. Join us, and be a pivotal part of our journey in reshaping the financial data world.

Compensation And Benefits

• Competitive salaryFlexible work schedule and remote-friendly cultureLearning and development opportunities

Interested? We'd love to hear from you. Apply now and redefine the future of financial data with us.

Apply Now!

Apply Now:

The Mission

Truflation is committed to delivering cutting-edge financial data visualizations that empower users with clear, actionable insights. We're seeking a Senior Front-end Web Developer with a passion for web3 and a mastery of TypeScript and Vue (NuxtJS). Your role will be crucial in transforming complex financial data into intuitive, engaging web experiences.

The Role

• Collaborate with our UX designers to translate Figma designs into pixel-perfect, responsive web applications.Utilize your expertise in TypeScript and Vue (NuxtJS) to develop robust, scalable front-end features for our data visualization platform.Work closely with the front-end development team to implement Tailwind CSS for stylistic consistency and responsiveness, adhering to a utility-first CSS approach.Manage application state effectively using state management patterns and libraries, specifically Pinia.Integrate with RESTful or GraphQL APIs using Axios for data retrieval and interaction with backend services like Supabase and Moralis for comprehensive backend functionalities.Champion code quality, advocating for refactoring, reorganization, and enhancement of code clarity through best practices and peer reviews.

Basic Qualifications

• Bachelor’s degree in Computer Science, a related technical field, or equivalent practical experience in front-end development.Strong proficiency in TypeScript and Vue (NuxtJS), with significant experience building web applications.In-depth knowledge of Tailwind CSS and its ecosystem, including responsive design and custom configurations.Demonstrated ability to integrate with APIs and familiarity with backend services like Supabase.Experience in turning Figma designs into functional, responsive web interfaces.

Preferred Qualifications

• Strong problem-solving skills, attention to detail, and the ability to work autonomously and in a team environment.A portfolio showcasing high-quality, responsive web designs and data visualization projects.A passion for well-designed code, with a relentless drive to refactor and improve both functionality and readability.Excellent communication skills, capable of working closely with both technical and non-technical team members to bring complex projects to life.Knowledge of React and NextJS as a nice-to-have, providing flexibility and breadth to our development efforts.

Culture And Values

Mirroring the top-tier practices of companies like Netflix, we firmly believe in hiring only the best. We foster a culture of innovation, continuous learning, and the pursuit of excellence. We expect you to challenge and be challenged, to create, and to innovate. Join us, and be a pivotal part of our journey in reshaping the financial data world.

Compensation And Benefits

• Competitive salaryFlexible work schedule and remote-friendly cultureLearning and development opportunities

Interested? We'd love to hear from you. Apply now and redefine the future of financial data with us.

Apply Now:

About Us

Parity is one of the world's most experienced core blockchain infrastructure companies, laying the foundation for the new decentralised internet. Parity was founded by Dr. Gavin Wood, co-founder and former CTO of Ethereum, the primary engineer behind the Ethereum Virtual Machine (EVM), inventor of the Solidity programming language, and primary author of the Ethereum Yellowpaper.

We believe in a decentralised web that respects the freedom and data of individuals and empowers developers to create better services. Our vision is to create a world based on truthful, rather than trustful, interactions.

With a remote-first, global team, Parity is building open-source technologies for developers and organisations to implement and build upon. Our Web3 tech stack includes Polkadot, Substrate, and Kusama.

People in Our Collective Are

• Highly motivated to contribute to Parity’s mission and be part of something bigger
• Excited to work on projects that are groundbreaking and complex
• Autonomous workers that self-initiate, but also collaborate well with others
• Taking maximum accountability and having minimum ego at work
• Comfortable with chaos and adapting to the ever-changing Web3 space
• Continuously educating themselves about Parity and the wider ecosystem

About the Team

The Parachains Core team is responsible for designing, building, and maintaining the core technology of the Polkadot blockchain. The team's responsibility is focused on the implementation of parachain consensus in the Polkadot Node and Runtime. Our mission is to continuously push the boundaries of what is possible in terms of security, scalability and decentralization of blockchain networks. We embody the open source culture by building, sharing ideas, and taking feedback openly on Github: https://github.com/paritytech/polkadot-sdk

About the Position

• Design, implement, and maintain cutting edge protocols that are foundational to the security, scalability and adoption of Polkadot
• Contribute to projects focused on improving performance (latency, single shard performance) or lowering the entry barrier to the Polkadot ecosystem
• Debug and root cause complex issues in distributed systems (scalability, performance regressions and generally bugs that surface at scale)
• Build test suites that ensure the functionality and performance of multiple components working together in a “microservice like” architecture
• You will work fully remotely with a remote team of ~10 engineers based in Europe.

About You

• 3+ years of experience as a Software Engineer
• Hands on experience with implementing and maintaining distributed systems
• Hands on experience with performance engineering and optimizations
• Knowledge of software engineering best practices
• Collaborate with others in an open-source culture, open to feedback with a critical mindset
• Ability to solve complex problems over longer periods of time
• Ownership and accountability for your work in the long term
• Drive projects to completion incrementally by establishing clear milestones

About Working for Us

• Competitive remuneration packages based on iterative market research, including tokens (where legally possible)
• “Future of work” environment that’s remote-first and self-initiating with flexible hours
• Team mates that are genuinely excited about their impact and projects
• Access to the brightest minds in this space to learn about Web3 and develop your skills and knowledge while on the job
• Becoming part of the wider ecosystem (career and networking opportunities)
• Team and company-wide retreats
• Work laptop

Those joining our collective as an employee in Germany, Portugal, and the UK, also enjoy benefits such as healthcare, parental leave, PTO (28 days per year) and local team events.

Parity is an Equal Opportunity Employer. We welcome diversity in our global team and care about everyone in our collective feeling included and welcome.

View our Applicant Notice to see how we use your data.

Is this position not quite your match? Browse our other open roles.

Apply Now:

We are building BOB, a new way for builders to experiment and innovate with usable decentralization while retaining Bitcoin security. We are seeking an experienced Senior Solidity Engineer to design and implement core smart contracts on BOB and the BOB SDK.

Your role will focus on enhancing the OP Stack bridge, refining consensus mechanisms, advancing governance, and extending the BOB SDK - including BOB Gateway, the BTC light client, and account abstraction optimized for Bitcoin. Working closely with the core team, you’ll contribute to building the BOB stack and play a leading role in technical discussions with both the core team and our community.

What you will do

• Architect and build secure smart contracts for the BOB core, research existing and cutting-edge technologies to develop new protocols (sometimes without a formal specification)
• Extend and optimize the BOB SDK including the BTC light client, account abstraction, meta transactions, and OP Stack integrations
• Ensure the security of smart contracts by applying standardized libraries, testing, verification, and supporting audits
• Engage in discussions with the core team on the on-chain strategy and feature roadmap
• Share knowledge with other team members on smart contract engineering best practices
• Drive the smart contract part of the BOB SDK by creating opportunities for other developers to contribute to the stack

Requirements

• Two years or more of hands-on Solidity development experience
• One year of experience deploying smart contracts on Ethereum mainnet (or other EVM mainnets) for high-impact projects with measurable Total Value Locked (TVL)
• Deep understanding of smart contract best practices, with experience designing novel protocol functionality and architecting research-driven solutions
• Interest in Bitcoin and new Bitcoin technologies including taproot, ordinals, brc20 and BitVM
• Great communication skills in a remote setting

Nice to have

• Experience with Bitcoin script
• Experience with Rust
• Contributions to open-source projects

Benefits

• Research-oriented team
• Solve novel problems
• Stock options
• Remote working
• 30-day vacation
• Allowance for a co-working space
• Yearly retreat

Uniswap is looking to hire a Senior Backend Engineer, Unichain to join their team. This is a full-time position that can be done remotely anywhere in the United States or on-site in New York NY.

Uniswap - Swap, earn, and build on the leading decentralized crypto trading protocol.

About Sturdy

Sturdy (sturdy.finance) is a DeFi lending protocol on EVM. By using a novel two-tier architecture, Sturdy is able to isolate risk without fragmenting liquidity. Sturdy owns a Bittensor subnet, SN10, that is used to automatically optimize yields across pools. Sturdy was founded in 2022 and is backed by leading venture capital firms like Pantera and Y Combinator.

About the role

Sturdy is looking for a full-time smart contract engineer to join the team. The position is remote, but overlap with Eastern Time or Pacific Time is preferred. The engineer will be responsible for:

• Deploying the Sturdy protocol on new EVM chains
• Integrating assets into the Sturdy protocol
• Creating strategy vaults controlled by Sturdy’s Bittensor subnet
• Evaluating the security of and testing new features

Requirements

The ideal candidate should have:

• Several years of experience writing production-ready Solidity smart contracts
• Written contracts that held sizeable TVL and underwent multiple audits
• Experience with development frameworks like Hardhat
• ​​Great communication skills in a remote setting

About

We’re building Omni: a platform allowing developers to deploy applications across all rollups without fragmenting liquidity. We’re looking for early team members to help us bring this ambitious vision to life.

We’re a team who already built a platform that processed over $70M leading to our $18M fundraise from top investors including Pantera, Two Sigma Ventures, Coinbase Ventures alongside angel investors including Stani Kulechov (founder of Aave), Sandeep Nailwal (cofounder of Polygon) and more. In addition to this we have over $4B deposited to secure Omni on mainnet.

We are growing rapidly and we need ambitious and experienced team members to join us to help scale Ethereum’s future.

About the role

Build core smart contract development software for integrating and interacting with the Omni Network including our rollup smart contracts, restaking module, and solidity library.

Responsibilities

• Write smart contracts for rollup EVMs to be the interface for external developers using the Omni system
• Design and build the L1 component of our Eigenlayer restaking integration, so that validators can stake $ETH from L1 to secure the Omni chain
• Design solidity contracts and token standards for developers to utilize in building cross-rollup smart contracts. Work with the Ethereum EIP process to establish open standards for the community
• Build a Solidity library for interacting with and building smart contracts with Omni
• Primarily Solidity, some Typescript and Golang

Requirements

• 3-5 years of production experience building smart contracts in Solidity
• 3-5 years of production experience with Typescript
• Has designed, built, and launched a smart contract protocol in Solidity
• Fluent with token standards and the Ethereum Improvement Proposal process, and up to date on the latest innovations
• Location: Must be in the New York (EST) or Europe (CET) time zones.
• Overlap hours: Available daily from 9 AM to 12 PM EST for team collaboration.

Competencies

• Customer centric orientation — actively thinks about how to improve the developer experience of building on Omni
• Autonomous — specifically seeks to take greater ownership and responsibility and thrives in their personal growth by doing so
• Action oriented — we are looking for people who take action by default, consistently driving forward progress without asking for permission
• Adaptable — thrives in ambiguity, able to quickly iterate and push forward as the business dynamically expands
• Highly intelligent — learns quickly and can participate in abstract intellectually engaging conversations
• Effective communicator — clearly articulates ideas and engages in debates in a productive manner that leads us to making better decisions

Nice to Haves

• Has built a smart contract system in production that worked with a bridging or messaging protocol

Benefits

Our benefits include competitive compensation, token packages for all employees, regular team off-sites around the world and unlimited PTO. In addition, you’ll join a team of high-caliber people innovating at the frontier of crypto that work collaboratively to help one another accelerate their personal growth.

Values

We are a mission driven company. We believe deeply that through software engineering we can build a self-sovereign society. In our day to day, we make decisions based upon our company values and operating principles:

Company values

• Customer centricity
• Long-term orientation
• Courage

Operating principles

• High-trust & autonomy
• Kindness & respect
• Collaboration
• Humility & low-ego
• Transparency
• Data driven
• Precise communication
• Results oriented
• “Kerplunk”: having clean handoffs and taking ownership

The future belongs to all of us, independent of our origins. Omni is an equal opportunity employer and does not discriminate on the basis of race, religion, color, sexual orientation, gender or any other status protected under federal, state or local law.

About Bjak

Bjak is focused on providing access to affordable and sustainable financial services for people in ASEAN. Headquartered in Malaysia, Bjak is the largest insurance portal in Southeast Asia. Our main portal, Bjak.com, helps millions find the insurance policy with the best value and highest coverage for them. Using technology, our team's core strengths are in problem solving and navigating the most complex regulations and environments, creating some of the most innovative products in the world. Our investments in technology such as Custom API, blockchain, trading systems and data science is to enable easy access to financial services that were previously inaccessible or difficult to understand.

About the Role

We are looking for an experienced Solana Rust Developer to join our team, working on a cutting-edge stablecoin project. You will play a key role in designing, developing, and maintaining blockchain-based solutions that ensure stability, security, and scalability for our stablecoin ecosystem. This is an exciting opportunity to work at the forefront of blockchain and financial technology, contributing to the future of digital currencies.

Key Responsibilities

• Design, develop, and deploy smart contracts and decentralized applications (dApps) to power our stablecoin infrastructure.
• Build and maintain secure, efficient, and scalable blockchain solutions focused on stablecoin functionality.
• Implement and manage smart contracts that ensure the stablecoin's price stability, including algorithms for collateral management and reserve protocols.
• Collaborate with the product, finance, and compliance teams to integrate the stablecoin into financial ecosystems and payment networks.
• Conduct thorough testing and audits of smart contracts to ensure security and compliance.
• Develop tools and APIs to integrate the stablecoin with various decentralized and centralized platforms.
• Research and implement emerging technologies and protocols in the stablecoin and DeFi space.
• Optimize blockchain transaction speeds, minimize gas fees, and improve the user experience.
• Monitor and enhance the security of the stablecoin network, including risk mitigation and incident response.
• Participate in code reviews, contribute to architectural decisions, and mentor junior developers.

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.

• Extensive experience as a Software Engineer with a strong focus on blockchain technologies.
• Deep expertise in blockchain platforms such as Ethereum, Binance Smart Chain, or Layer 2 solutions.
• Proficiency in programming languages such as Solidity or Rust.
• Hands-on experience with Cairo for Starknet, Ton, or similar platforms.
• Proven track record in smart contract development, testing, and deployment, particularly for stablecoin or DeFi projects.
• In-depth knowledge of consensus algorithms, cryptography, and decentralized finance (DeFi) principles.
• Experience with blockchain scaling techniques, including Layer 2 solutions and sidechains.
• Strong understanding of economic models behind stablecoins, including both collateralized and algorithmic designs.
• Familiarity with security best practices in smart contract development and blockchain systems.
• Practical experience with version control systems (e.g., Git) and CI/CD tools.

Preferred Qualifications

• Experience working with or developing stablecoin projects.
• Knowledge of regulatory frameworks surrounding digital assets and stablecoins.
• Familiarity with on-chain/off-chain oracles, liquidity pools, and cross-chain solutions.
• Experience with decentralized governance models.
• Contributions to open-source blockchain projects.

• Remote work
• Do something meaningful; Be a part of the future of finance technology and the no.1 company in the industry!
• Fast moving, challenging and unique business problems
• Attractive remuneration and performance incentives
• Strong learning and development plans for your career growth
• International work environment and flat organization
• Competitive salary
• Flexible working hours & arrangement

Apply Now: