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CASATONA
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SeniorRemoteContract / full-time

Node.js Developer

Architect and build backend services and APIs that serve ML systems and web products at scale.

Apply by email

What you'll do

  • Design and build Node.js services in TypeScript
  • Build REST/GraphQL APIs that front ML inference and data
  • Own performance, reliability, and observability
  • Integrate with cloud (AWS/GCP), queues, and databases
  • Mentor mid-level engineers and review code

What we're looking for

  • 5+ years backend, strong Node.js and TypeScript
  • Solid with PostgreSQL/MongoDB, Redis, message queues
  • Production experience with AWS or GCP, Docker, CI/CD
  • API design, auth, and security fundamentals
  • Fluent English

Nice to have

  • Experience serving ML models (inference gateways, streaming)
  • Go or Kubernetes
  • Payload / Next.js

What we offer

  • Fully remote, flexible hours, async-friendly
  • Direct work on production AI/ML systems
  • Modern stack, no legacy baggage
  • Long-term engagement with real ownership
  • Compensation discussed individually — every engagement is unique

Interested? Send a short note and your links to [email protected]. We read every application.