Note: The job is a remote job and is open to candidates in USA. Storm2 is a well-funded Series A fintech startup seeking a Staff Software Engineer to build a next-generation B2B payments platform. The role involves designing and building backend systems for a crypto-native payments platform, ensuring reliability and scalability, and collaborating closely with product, design, and infrastructure teams.
Responsibilities
- Design and build backend systems powering their crypto-native payments platform
- Operate backend systems at scale, spanning fiat and on-chain payment flows
- Deliver scalable APIs powering money movement and financial transactions across both traditional rails and blockchain networks
- Ensure idempotency, reliability and developer-friendly integrations
- Build secure and reliable systems, able to process a high volume of transactions
- Architect solutions for complex challenges across payments, stablecoin flows, on-chain settlement, wallet infrastructure, ledgering and reconciliation
- Integrate with blockchain infrastructure: smart contracts, custodial and non-custodial wallets, stablecoins and cross-chain bridges
- Be AI-native and drive features end-to-end using AI coding agents and workflows (tools like Claude Code, Cursor and Codex), being in charge of planning, testing, reviewing, and implementation, all while knowing when to override and owning the quality of what ships
- Collaborate closely with product, design, and infra teams to align system design with business priorities
- Review code (yours, your peers', and your agents'), mentor peers, and raise the engineering bar across the team
- Investigate and resolve production issues with a focus on root cause prevention
Skills
- 5+ years of backend software engineering experience
- Experience building backend systems and services in Node.js and Typescript
- Experience with relational databases (PostgreSQL)
- Previous experience and success building APIs that power financial or transactional systems
- Hands-on experience with blockchain development: integrating with smart contracts, working with wallets and key management, handling on-chain transactions, or building stablecoin/tokenization flows
- Demonstrated proficiency with AI coding agents
- Experience designing scalable, reliable and fault-tolerant systems
- Familiarity with distributed systems concepts (idempotency, concurrency, data integrity)
- Excellent communication skills and ability to collaborate across teams
- Deeper blockchain experience: writing and auditing smart contracts (Solidity), DeFi protocol integrations, multi-chain architectures, MPC or threshold signature wallets
- Experience building or operating high-throughput stablecoin or on/off-ramp infrastructure
- Exposure to event-driven architectures and real-time transaction systems
- Track record of customizing AI dev workflows
Benefits
- Full benefits and health insurance, including medical, dental, and vision
- 401k
- Flexible PTO
- Be part of sociable and collaborative team, working fully remote
Company Overview
Storm2 operates as a recruitment marketplace for fintech. It was founded in 2019, and is headquartered in London, England, GBR, with a workforce of 51-200 employees. Its website is https://storm2.com/.