Full-Stack Integration Engineer: Build API Integrations

Source Angel is seeking an experienced Integration Engineer (Full-Stack) to join a US-based team from Warsaw. You will design, build, and maintain integrations between our product and external systems, working across backend and frontend with a focus on API integrations and reliability.

The role requires solid Node.js, TypeScript, PostgreSQL, and React skills, a product mindset, and the ability to collaborate across product, design, and engineering teams while coordinating with US time zones.