JustJoin.IT Hybrydowo Senior

Fullstack Engineer - Node/React/Typescript + AI Solutions

Link Group

⚲ Warszawa

23 000 - 30 000 PLN netto (B2B)

Wymagania

  • PostgreSQL
  • TypeScript
  • Node.js
  • AI
  • Next.js
  • GCP
  • React

Opis stanowiska

Fullstack Engineer - Node/React/Typescript + AI Solutions We are looking for an experienced Fullstack Engineer to build AI-powered solutions and shape how AI is used across modern systems. What you’ll do: • Develop AI-driven features using LLMs • Integrate AI APIs into backend and frontend applications • Design scalable APIs and AI workflows (prompting, orchestration, response handling) • Build hybrid solutions combining AI and business logic • Collaborate with Data Engineers and other teams Requirements: • 5+ years with TypeScript & Node.js (APIs, integrations) • 2+ years with React (or Next.js) • Experience with cloud (preferably GCP) and PostgreSQL • Experience building AI-powered applications (LLMs, APIs) • Strong prompt engineering & AI workflow design skills • Understanding of AI limitations and best practices Nice to have: • RAG, embeddings, vector databases • LLM frameworks (e.g. LangChain)