Job Description
## Your Responsibilities
Implement wallet and transaction features that enable stablecoin payments, cross-chain bridging, and programmable flows.
Integrate third-party wallet SDKs and APIs from key partners like Crossmint to support onboarding, compliance flows, and seamless fiat on/off ramps.
Develop robust backend infrastructure and services to enable secure transaction execution, smart contract interactions, and vault access.
Collaborate closely with smart contract engineers to connect on-chain logic with performant backend and frontend systems.
Work side-by-side with frontend engineers to deliver secure, fast, and delightful user experiences.
Contribute to architectural decisions that prioritize scalability, security, code quality, and system reliability across the stack.
- ## What You’ll Need4+ years of full stack engineering experience, ideally in crypto, fintech, or API-intensive environments.Strong proficiency with modern TypeScript and frameworks such as Node.js, NestJS, or similar.Hands-on experience integrating third-party SDKs (wallets, bridges, KYC tools) into production-grade systems.Solid understanding of Ethereum and EVM-compatible smart contracts and how to interact with them via backend/frontend code.Familiarity with secure key management systems, vault integrations, or encrypted storage solutions.Proven ability to ship clean, maintainable, production-ready code in a fast-paced, collaborative setting.
- *If this role isn’t the perfect fit, there are plenty of exciting opportunities in blockchain technology, cryptocurrency startups, and remote crypto jobs to explore. Check them on our Jobs Board.**
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