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Contract Full-Stack Developer – AI/LLM Applications
HybridProjectFull-stack DevelopmentEnterprise Software
Join a global decision intelligence platform as an independent full-time contractor. Build and deploy AI- and LLM-powered features across frontend interfaces, backend services, APIs, and data workflows. The initial contract lasts at least two months, with potential extension based on performance.
Responsibilities
- Architect and implement end-to-end features that integrate LLMs into platform logic
- Build pipelines for data extraction, prompt orchestration, structured outputs, and decision-support generation
- Develop intuitive frontend interfaces, scalable backend services, and APIs
- Take AI/LLM-powered workflows from architecture through production
Requirements
- 3+ years of professional full-stack software development experience with strong backend foundations
- Experience building and deploying production-ready LLM-powered applications, MVPs, or core features
- Practical expertise in prompt engineering, function calling, structured JSON or Pydantic outputs, multi-step LLM workflows, and RAG
- Experience with relational databases, REST APIs, and third-party API integrations
- Ability to independently own complex requirements and deliver tested, functional code
- Hands-on use of AI-assisted development tools such as Cursor, Copilot, or coding agents
- Immediate full-time availability and alignment with Israel business hours
Nice to have
- TypeScript, React, Supabase, and PostgreSQL, including pgvector
- Experience with Vercel AI SDK, LangChain, or LiteLLM
- Background in early-stage startups, fast-paced sprints, or high-velocity freelance projects