Tech Lead, Blockchain ​/ Web3, Backend Developer

Lead technical direction and hands-on engineering for backend systems connected to blockchain products. The role combines architecture and coding with team guidance, delivery coordination, and responsibility for secure, reliable production services.

• Set backend architecture and system design for blockchain-integrated products.
• Build and oversee scalable services, APIs, and data models, using Node.js and Type Script or comparable technologies.
• Guide integrations with blockchain networks, smart contracts, and Web3 APIs.
• Review code and set standards for security, performance, testing, CI/CD, and architecture.
• Coordinate engineering work across teams, resolve technical risks, and mentor engineers.
• Contribute to technical hiring and interviews.

• At least 5 years of backend engineering experience and 2 years working hands-on with blockchain or Web
  3.
• Strong Node.js and Type Script skills, or equivalent backend experience, plus a track record leading engineering teams or technical projects.
• Strong system design, architecture, and problem-solving ability.
• Knowledge of blockchain architecture, Ethereum, and EVM-compatible networks; experience integrating smart contracts and blockchain APIs.
• Experience with a Web3 library such as ethers.js, viem, or Web
  3.js.
• Experience with PostgreSQL, Redis, scalable backend systems, and REST APIs or GraphQL.

• Remote role open globally, with full-time or part-time arrangements available.