Web3 Backend Engineer (Onsite - HCM)

We’re hiring a Web3 Backend Engineer to help us build the next generation of decentralized applications. You’ll work onsite with a fast-moving team in Ho Chi Minh City—no remote work—collaborating closely with smart contract developers, product managers, and designers.

1. What will you be working on?
2. Build and maintain scalable backend services using Node.js or NestJS.
3. Integrate with blockchain technologies via Web3.js or Ethers.js
4. Design and manage data with MongoDB or other NoSQL databases
5. Create and maintain APIs (REST or GraphQL) for frontend and smart contract integration
6. Containerize and deploy backend services using Docker and Docker Compose
7. Work closely with frontend and smart contract teams to ensure seamless integration
8. Monitor, optimize, and scale backend infrastructure
9. Collaborate using Git and platforms like GitHub or GitLab in an agile development environment
10. About you
11. Strong proficiency in Node.js or NestJS with experience building scalable applications
12. Experience with Web3.js or Ethers.js for blockchain interaction
13. Hands-on experience with MongoDB and NoSQL schema design
14. Knowledge of Docker and Docker Compose for service deployment
15. Proficient in version control using Git and collaboration platforms like GitHub or GitLab
16. Intermediate English communication (verbal & written) – you’ll work in an English-speaking environment
17. Must be based in Ho Chi Minh City – onsite only, no remote
18. 2–5 years of backend development experience