Stone head

Founding Backend Engineer

  • 150-200k
  • ID: 3941
  • Posted: 23.06.25

We are working with a company building the first scalable, credit-based money market on Ethereum. They offer real-time USDC credit lines backed by on-chain credit scores holdings, and bank data.

They’ve raised $5M and are now hiring a backend engineer to own core infrastructure, from system design to chain integrations.

What You’ll Do

  • Design scalable systems (Convex/Postgres) for balances, credit limits, and drawdowns

  • Build and maintain GraphQL/REST APIs, webhooks, and external integrations.

  • Connect backend services to EVM chains and smart contracts for managing credit lines and repayments

  • Ensure uptime, observability, and data security across the stack

  • Work closely with founders to ship fast, test in prod, and iterate quickly

What They’re Looking For

  • 3+ years backend experience, strong in TypeScript/Node.js

  • Familiar with Convex, PostgreSQL, AWS, REST/GraphQL, and webhooks

  • Strong grasp of security, data privacy, and system architecture

  • Ability to read docs, ship fast, and own production code

  • Bonus: Familiarity with smart contracts or EVM chains

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