Senior Fullstack Engineer - AI at iFindTech | Amsterdam, NH, NL | Rezi

Senior Fullstack Engineer - AI at iFindTech

Senior Fullstack Engineer - AI

iFindTech · Amsterdam, NH, NL

1 weeks ago

Senior Fullstack Engineer - AI

iFindTech · Amsterdam, NH, NL

13 days ago
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About the Role

Build production AI features end-to-end, from idea to production, shaping architecture and product in a scaling company.

Responsibilities

  • Build production AI features end-to-end
  • Work across React & TypeScript on the frontend and Python & FastAPI on the backend
  • Take features from idea through to production
  • Work on APIs, data and LLM integrations
  • Develop streaming interfaces and document-heavy UIs
  • Own features end to end, backend through to frontend

Requirements

  • 5+ years building and shipping fullstack applications
  • 3+ years React experience
  • 3+ years TypeScript experience
  • 3+ years Python / FastAPI experience
  • Strong experience building and designing production APIs
  • PostgreSQL experience
  • 2+ years Redis experience
  • Experience building modern, high-quality user interfaces
  • Comfortable owning features end to end – backend through to frontend
  • Experience using AI coding tools such as Claude Code, Cursor or Copilot
  • Comfortable working in a fast-moving startup environment
  • Experience building products involving LLMs, RAG or AI agents
  • Next.js experience
  • React Query experience
  • Zustand experience
  • Tailwind CSS experience
  • shadcn/ui experience
  • LangChain or LlamaIndex experience
  • SSE / WebSockets and streaming applications experience
  • Experience building document-heavy or real-time interfaces
  • Genuine interest in AI engineering and agentic applications

Skills

  • React
  • TypeScript
  • Python
  • FastAPI
  • APIs
  • Data integration
  • LLM integration
  • Streaming interfaces
  • Document-heavy UIs
  • PostgreSQL
  • Redis
  • AI coding tools
  • LLMs
  • RAG
  • AI agents
  • Next.js
  • React Query
  • Zustand
  • Tailwind CSS
  • shadcn/ui
  • LangChain
  • LlamaIndex
  • SSE
  • WebSockets

Experience Level

  • Senior

About the Company

  • Fast-growing AI company