Global financial infrastructure powered by stablecoins
Senior Software Engineer, Web3 Initiatives – Backend-focused
Location
Singapore
Posted
7 days ago
Salary
0
Seniority
Senior
Job Description
Senior Software Engineer, Web3 Initiatives – Backend-focused
Reap
• Own CaaS web3 capabilities — build secure, scalable blockchain systems for card-as-a-service, asset management, and financial use cases • Lead wallet infrastructure discovery and development — architecting wallet solutions that support Reap's product roadmap • Build backend services (Node.js/TypeScript) to support on-chain functionality, working closely with backend engineering • Collaborate with product and business teams to translate ideas into clear, secure technical execution • Contribute to architecture decisions, code reviews, and security audits • Leverage AI tools and modern development practices to drive engineering efficiency and velocity
Job Requirements
- 5-8+ years in software development, ideally with backend engineering experience in Node.js/TypeScript and AWS (or similar cloud infrastructure)
- Experience building wallet infrastructure (hot/cold wallet)
- Strong product sense and ability to take end-to-end ownership of technical initiatives
- Demonstrated use of AI tools to boost development efficiency
- Clear communication, collaboration, and commitment to code quality
- Fintech sector experience ideal
- Experience with DeFi protocols, cross-chain integrations, or account abstraction
- 3+ years building smart contracts on Solana (Rust) or Ethereum (Solidity) , with strong expertise in at least one and openness to developing in a multi-chain environment
- Knowledge of finance systems or payments products (especially card issuance or stablecoin-powered payments)
- Startup experience where you've worn multiple hats
Benefits
- A high-impact role in a rapidly growing fintech startup
- Flexible hybrid work environment with a global, collaborative team
- Insurance coverage after probation
- Reap Card stipend
- Use of AI tools at work — and the space to learn, experiment, and grow with them
- A culture of innovation, inclusion, and continuous learning
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