freehire launches on Product Hunt on 26 August.

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Full Stack Developer (Backend Developer (Node.js/TypeScript)

Summary

Build and own backend services in Node.js/TypeScript, design APIs, and occasionally contribute to React frontends while working with LLM agent systems and observability tools.

Urgent hiring



  • Strong backend engineeringexperience in Node.js / TypeScript. Track record of owning services end to endin production — not just shipping features to a spec.

  • Comfortable across the stack.Able to pick up frontend work in React when the ticket calls for it, even ifbackend is your primary strength.

  • Solid API design skills.Familiar with authentication and authorisation patterns (OAuth and similar) andproduction debugging.

  • Familiarity with observabilitypractices — logging, tracing, metrics. OpenTelemetry or equivalent experiencepreferred.

  • Conceptual fluency with LLMagent systems: tool calling, context windows, streaming, non-determinism.Enough to make sound architectural decisions in this domain. No ML or modeltraining background required.

  • Comfortable with ambiguity.This team is small. You will often decide how something should be built, notjust execute a spec.


Nice-to-have



  • Hands-on experience with agentframeworks or protocols (LangChain, Google ADK, MCP, A2A, or similar).

  • Cloud infrastructure experience(AWS).

  • Background in platform ordeveloper-tooling engineering — building for other engineers as your primarycustomer.

  • Interest in AI security: promptinjection, guardrails, and safe agent execution are real parts of this backlog.

See also