Requirements
### Requirements
- Stack: Node.js, TypeScript, React, Next.js, REST, GraphQL, WebSockets, OAuth2, JWT.
- At least 5 years of full-stack JavaScript/TypeScript experience.
- Strong backend skills in Node.js/TypeScript.
- Experience with React/Next.js at the level of independently building MVPs.
- Production experience: releases, staging/prod, CI/CD, post-release fixes, incidents.
- Experience in independent delivery: from architecture to deploy and production support.
- Product mindset: ability to narrow scope, choose MVP, and argue trade-offs.
- Cases where features/MVPs were brought to working product or production release in 1-2 weeks.
- English from B1.
- A plus: Experience in product companies, startups, venture studios, or multi-product environments.
- Production LLM/RAG/agents/vector DBs. LangChain/LangGraph/Mastra/CrewAI/OpenAI/Claude/MCP.
- Observability: OpenTelemetry/Langfuse/Prometheus/Datadog.
- React Native/Expo.