[Remote] Smart Contract Engineer

Salary: Negotiable

Location: Vietnam, Remote

Job overview and responsibility

- Optimize smart contracts for gas efficiency and benchmark every change before and after.

- Design, implement, and maintain precompiles in the execution client.

- Refactor existing contracts for performance, modularity, and upgradeability while preserving behavior.

- Work closely with the core chain team to find and resolve bottlenecks across contracts, the EVM, and node software.

- Drive measurable TPS and latency improvements through load testing and benchmarking.

- Protect security and quality with thorough testing and by working with auditors on findings.

Required skills and experiences

- 3+ years of experience in smart contract or blockchain protocol engineering.

- Strong Solidity skills, including gas optimization and EVM internals.

- Proficiency in Rust, Go, or C++ for precompile and client-level work.

- Hands-on experience with profiling and benchmarking tools such as Foundry or Hardhat.

- Solid understanding of blockchain performance factors, including block time, gas limits, and state growth.

- Fluent in English and Vietnamese (written and spoken)

Preferred skills and experiences

- Contributions to EVM clients (Reth, Geth, Erigon) or other L1/L2 codebases.

- Experience building high-performance on-chain apps such as DEXs, perpetuals, or order books.

- Knowledge of parallel execution, rollups, or zero-knowledge systems.

Why Candidate should apply this position

- Competitive Salary and Token Allocation: You’re so early.

- Top-Tier Collaboration: Work alongside some of the top builders in the blockchain space, contributing to a project at the cutting edge of Ethereum scalability.

- Remote Work: Enjoy the flexibility of working remotely from anywhere worldwide.

- Professional Growth: Opportunities for continuous learning and professional development in a cutting-edge environment.

- Innovation and Impact: Be part of a project that is shaping the future of Ethereum scalability and directly impacting the broader blockchain ecosystem.

Report to

Line Manager

Interview process

3-4 rounds