**Senior Full Stack Engineer (Python/FastAPI + React)**Contract | Full-time | Bucharest

We’re looking for a senior full stack engineer to help build AI-powered products and workflows, with a strong focus on backend engineering using Python and FastAPI.

This is a full stack role working across backend services and React.js applications, but the strongest weighting is toward backend architecture, APIs and AI-enabled workflows.

You’ll help build scalable systems that process and surface complex procurement and document data at scale using Python, FastAPI, React.js and Azure AI services.

You’ll work closely with product, design and data teams to deliver production-ready software, contribute to technical direction and help shape engineering standards across the platform.

What we’re looking for:

Strong commercial experience as a full stack engineer
Deep backend engineering experience with Python and FastAPI
Commercial React.js experience
Experience designing scalable APIs and cloud-native services
Strong AWS experience
Experience integrating LLMs, AI services or orchestration tooling into production applications

Experience with Azure AI services, LangChain or agentic workflows would be highly beneficial.

Django-only backgrounds are not suitable for this role.

Why join hedgehog lab?

You’ll have real technical ownership, autonomy and the opportunity to work on complex AI-enabled systems within a collaborative, cross-functional product team.

Ready to apply?

Submit your application below.