Source Job

Brazil

  • Lead and support blockchain development initiatives within a Web3.0-focused team.
  • Design, develop, and maintain blockchain-related solutions and decentralized applications.
  • Collaborate with developers to deliver reliable, maintainable, and effective solutions.

Blockchain Node.js Web3 Cryptocurrency Technical Leadership

20 jobs similar to Head of Blockchain - Developer

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Brazil

  • Build and maintain full-stack applications using Node.js, TypeScript, NestJS, and Next.js.
  • Collaborate with international engineering teams to design cloud-based solutions and CI/CD workflows.
  • Contribute to code reviews, technical planning, and continuous improvement with AI-powered tools.

They develop complex digital products and software ecosystems for a global client. Their international, high-performing teams work in a dynamic, collaborative environment that values technical excellence, innovation, and continuous learning.

Brazil

  • Design, develop, and scale end-to-end fullstack features using React, Node.js, and TypeScript.
  • Lead technical initiatives from architecture to production, mentoring engineers and championing best practices.
  • Build resilient, observable systems with REST APIs, databases, and AI-driven development tools.

This company operates in the agribusiness credit technology sector, developing modern web applications that support critical business operations. The work environment is collaborative, technology-driven, and emphasizes engineering best practices, AI-powered tools, and mentorship.

$0–$90,000/yr
Global

  • Own full stack development across React interfaces, Node.js services, and Web3 integrations.
  • Build and scale decentralized applications integrating wallets, DeFi protocols, and on-chain data.
  • Design systems for performance, security, scalability, and interoperability while investigating production issues.

G2i is a recruiting company placing top engineering talent. This role is with Moonberg, a Zug-based intelligence lab building market intelligence and infrastructure for decentralized markets with a fully senior, execution-focused culture.

Brazil

  • Develop scalable backend applications supporting navigation, search, and conversion in real estate.
  • Lead technical discussions, conduct code reviews, and ensure high-quality software delivery.
  • Collaborate with product and engineering teams to solve complex challenges and drive high-value solutions.

The company builds scalable backend solutions for the real estate industry to transform digital buying, selling, and renting experiences. They operate in a remote-first, collaborative culture focused on innovation, inclusion, and measurable impact.

Europe Unlimited PTO

  • Own product strategy and roadmaps for Hardhat and EDR, aligning with developer needs and ecosystem priorities.
  • Translate technical challenges into clear requirements, prioritizing features for smart contract development workflows.
  • Collaborate with engineering and ecosystem partners to shape APIs, CLIs, and developer experience.

They advance the Ethereum ecosystem by building open-source developer tools like Hardhat and EDR. They operate fully remote-first with a lean, collaborative culture focused on autonomy and practical decision-making.

Europe

  • Contribute as a freelance specialist to blockchain infrastructure and protocol projects aligned with your expertise.
  • Design, develop, test, and maintain production-grade blockchain systems and distributed networks.
  • Solve complex challenges in security, privacy, scalability, cryptography, and consensus protocols.

Jobgether is a talent network connecting experienced blockchain engineers with high-impact infrastructure projects across the decentralized web. It fosters a remote-first, self-directed culture with support from engineering leads and a vetted community of specialists.

India Unlimited PTO

  • Design and build core quote-generation and pricing engines for cross-chain transactions.
  • Integrate with decentralized exchanges and aggregators like Uniswap, 1inch, and LiFi.
  • Own end-to-end transaction pipelines from deposit detection to settlement, ensuring reliability and observability.

The company builds blockchain infrastructure for fast, reliable cross-chain transactions. It operates in a remote-first environment with a focus on collaboration, flexibility, and high-impact engineering.

Brazil

  • Develop, maintain, and evolve corporate systems using PHP, Laravel, and Angular.
  • Build APIs, microservices, and integrations with modern engineering practices.
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Brazil Security & IT is a technology company that builds secure and scalable corporate systems. It values quality, creativity, agile delivery, and work-life balance, operating with a fully remote team in Brazil.

Brazil

  • Develop responsive, accessible, and high-performing web applications using modern JavaScript, TypeScript, and front-end frameworks.
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The company builds fast, accessible, and reliable web applications for users and creators, with a focus on production engineering and cloud technologies. It values collaboration, technical ownership, and operational excellence, working in multidisciplinary teams.

Team Lead

Xsolla
Global Unlimited PTO

  • Leads a team of up to 8 backend engineers building Web3 infrastructure and blockchain services.
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  • Drives delivery of Xsolla Bazaar, Web3 Backpack, blockchain services, and Web3 APIs using Go and ZK Stack.

Xsolla is a global commerce company providing tools and services to help video game developers fund, distribute, market, and monetize their games. Headquartered in Los Angeles, it has helped over 1,500 developers and fosters a remote-first, collaborative culture focused on creativity and play.

$1,600–$2,000/mo
Brazil

  • Design, develop, and launch responsive websites using WordPress and Elementor for U.S.-based cannabis brands.
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Jobgether is an AI-powered job matching platform that connects candidates with hiring companies using intelligent shortlisting. It operates with a distributed team and a collaborative remote culture, focusing on fast, objective, and fair application reviews.

Brazil

  • Lead AI-assisted fullstack development across frontend, backend, and core product layers.
  • Collaborate with product and design to define solutions, using technical specifications.
  • Take ownership of delivery and monitor solutions post-deployment for real-world impact.

They build SaaS solutions that transform complex business challenges into practical digital products. They foster a collaborative environment focused on autonomy, continuous learning, and innovation.

Brazil

  • Develop and maintain software applications across the full stack using Java, JavaScript, Python, and modern web technologies.
  • Build and deploy containerized applications on cloud platforms using Kubernetes, Docker, Helm, and CI/CD pipelines.
  • Collaborate in an Agile environment to deliver secure, scalable applications while owning technical planning and implementation.

The company builds secure and resilient applications in modern cloud environments. It offers a collaborative, fast-moving culture focused on technical problem-solving and continuous improvement.

Asia

  • Design, develop, and maintain high-performance systems ensuring system rationality and reliability.
  • Collaborate with the team to shape technical architectures and drive innovative solutions.
  • Stay updated with emerging technologies and apply blockchain knowledge to the Web3 Wallet DEX project.

We are a leading global blockchain ecosystem behind the world's largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries for our industry-leading security and deep liquidity.

Asia

  • Plan and establish the technical roadmap for blockchain security products, completing core modules and frameworks.
  • Define architecture standards, maintain infrastructure, and develop automation tools for continuous delivery and operational efficiency.
  • Engage users, deliver client APIs, and troubleshoot back-end issues to ensure system performance and stability.

Binance is a leading global blockchain ecosystem behind the world's largest cryptocurrency exchange by trading volume. Trusted by 300+ million people in 100+ countries, Binance fosters a results-driven, user-centric culture with a flat structure.

Brazil

  • Lead full-stack development of a clinical trial data platform using Ruby on Rails, React, and microservices.
  • Combine hands-on engineering with technical leadership, influencing architecture and collaborating with clients.
  • Work fully remotely from Brazil on a B2B contract, owning outcomes and improving patient safety.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. It uses technology to review applications objectively and shares top-fitting candidates directly with employers.

Brazil

  • Develop and maintain high-quality backend applications using .NET and Python.
  • Design and implement efficient, scalable solutions in an agile team.
  • Build integrations using RESTful APIs and microservices on Azure.

The partner company builds and maintains a sophisticated e-commerce technology platform. It values collaboration and agility within an international team environment.

Brazil

  • Apply in-depth technical expertise to solve complex problems and support customer, operational, and project activities.
  • Lead small projects or phases, manage risks, and drive process improvements and best practices.
  • Mentor less experienced colleagues and communicate complex information to build stakeholder alignment.

Partner company specializes in security and IT consulting, delivering advanced technical solutions and process improvements. It operates as a full-time remote organization with a collaborative culture that values knowledge sharing and professional growth.

Brazil

  • Building high-quality software while balancing functional and non-functional requirements.
  • Collaborating with global teams and clients to solve real business challenges.
  • Engaging in code reviews and driving innovation within high-performance teams.

CI&T helps large enterprises implement AI solutions and technology-driven business transformations. With 8,000 employees across more than 25 countries, the company emphasizes collaboration, innovation, and continuous learning.

Canada Unlimited PTO

  • Lead two specialized engineering teams building developer tools for smart contracts.
  • Shape technical roadmap and architecture while managing project delivery and quality.
  • Foster a high-performing remote culture and develop engineering talent.

Builds open-source developer infrastructure for the Ethereum ecosystem, including the Hardhat toolset. Remote-first culture with lean engineering practices and a focus on technical excellence.