Backend Engineer - Web3 Payments & Distributed Systems

Fun; Singapore; On-site; SGD 90,000 - 140,000; Full time

Job summary

Fun is building the backend foundation for a global Web3 payments infrastructure. We design high-performance APIs and services to power asset movement, routing, and settlement across chains, with a focus on reliability and low latency.

Join a team that ships fast and handles complex fintech workflows with scale and security in mind. You’ll collaborate with product and protocol teams to deliver features that improve user experience while maintaining robust engineering standards and incident

Qualifications

• Strong experience building production backend systems with modern languages.
• Proficiency in Typescript.
• Deep understanding of distributed systems, APIs, and database design principles.
• Hands-on experience with cloud platforms and containerization technologies.
• Solid grasp of computer science fundamentals including data structures and algorithms.
• Strong problem-solving skills with ability to debug complex technical issues.
• Clear communicator who can collaborate effectively with cross-functional teams.

Responsibilities

• Design, build, and maintain high-performance APIs and backend services that power our Web3 payments platform.
• Build new features to further our product experience.
• Collaborate with product and protocol teams to architect technical solutions that meet business requirements.
• Write clean, well-tested code and participate in code reviews to maintain high engineering standards.
• Contribute to incident response and debugging production issues to ensure system reliability.

Skills

Backend systems

Typescript

Distributed systems

APIs & DB design

Cloud platforms

Containerization

CS fundamentals

Debugging

Cross-functional teamwork

Job description

Fun is building the backend foundation for a global Web3 payments infrastructure. We design high-performance APIs and services to power asset movement, routing, and settlement across chains, with a focus on reliability and low latency.

Join a team that ships fast and handles complex fintech workflows with scale and security in mind. You’ll collaborate with product and protocol teams to deliver features that improve user experience while maintaining robust engineering standards and incident