Lead Backend Developer (Remote)

Work Type: Full Time

=nil; Foundation has been at the forefront of Ethereum scalability solutions since 2018. With a mission to overcome the Ethereum scalability challenge, the team has been working on cutting-edge products such as =nil;’s native Proof Market, zkLLVM, and Placeholder, combining advanced cryptography, zero-knowledge technology, and database management systems.

As a Lead Backend Developer, you will lead the development on communication modules between layer-2 solution and Ethereum using Golang.
You will connect a set of cutting-edge solutions together: sharded blockchain, zk-proofs, Ethereum smart contacts, L1<>L2 composability protocol.


  • Develop and maintain high-quality server-side systems.
  • Actively maintain and optimize these systems in production, ensuring efficiency and reliability.
  • Implement CI/CD processes.
  • Collaborate with team members for seamless integration of developed modules with validator node and smart contracts.
  • Monitor and troubleshoot issues in production environments.
  • Understand and review codebase of validator nodes to ensure compatibility and performance.


  • Proficiency in backend programming and server-side development (C++/C#/Rust, Python).
  • Willingness and readiness to transition to Golang as the primary programming language.
  • Familiarity with blockchain and decentralized systems technologies.
  • Experience with maintaining code in production environments.
  • Knowledge of CI/CD practices, containerization (e.g., Docker), and cloud services.
  • 5+ years of related experience.
  • The language is English, so you’re supposed to be at least B2 level.

As a plus

  • BS+ with a major in Computer Science, Applied Math, or related field.
  • Knowledge of database internals such as MVCC, commit logs, query optimization, index structures and others.


Apply to discuss your benefit package, including health insurance, language courses, relocation support or other care the company may provide.

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