Back-End Engineer (based in China)

A fast-growing Web3 protocol is building the next generation of token liquidity infrastructuredesigned to be openly accessible and cost-effective. Their architecture introduces innovative alternatives to traditional AMMs through a custom swap engine and on-chain credit pool.

The protocol is backed by top crypto-native investors, has raised $4.5M, and is already live in production. To date, it has processed over $2.46B in cumulative trading volume since launch and is integrated with major wallets, DEX aggregators, and on-chain market makers.

Key Responsibilities

• Design and implement backend services (APIs, microservices, databases) optimized for performance and uptime

• Work closely with frontend and smart contract engineers to bridge off-chain and on-chain infrastructure

• Own and troubleshoot complex backend issues, ensuring a stable and scalable system

Requirements

• 5+ years of backend development experience

• Prior experience at a CEX, DEX, or working on trading systems is a plus

• Proficiency in backend languages such as Golang, Rust, TypeScript, or Python (Golang and Rust preferred)

• Experience building RESTful APIs and working with PostgreSQL, MySQL, and Redis

• Familiarity with CI/CD workflows (e.g., GitHub Actions, Bitbucket Pipelines)

• Proactive, fast learner with a passion for clean architecture and scalable design

• Strong communication and collaboration skills