Technical lead developing web3 solutions for a fast-scaling fintech that enhances financial connectivity. Overseeing blockchain development and backend services contributing to product innovation.
Responsibilities
Design and deploy production-grade smart contracts across multiple blockchains (Solana, Ethereum, and others as the business expands)
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
Requirements
5-8+ years in software development, ideally with backend engineering experience in Node.js/TypeScript and AWS (or similar cloud infrastructure)
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
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
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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