Senior Full‑Stack Developer with Python and React

Build something that makes a difference – Modern Medtech, Greenfield

Why this role?

Help build a cloud‑native platform that empowers clinicians and improves patient healthcare. Join at an early stage, influence architecture, and ship code that matters.

• Greenfield – no legacy, no technical debt
• Impact – your decisions shape the product & team culture
• Modern stack – FastAPI, React 19, PostgreSQL, AWS, Docker, Terraform

What You’ll Do

• Design and deliver reliable REST / async APIs with FastAPI
• Develop accessible, performant UIs in React 19 (hooks & suspense)
• Write clean, tested, type‑safe Python and TypeScript
• Partner with product, design and experts to translate requirements into features
• Automate CI/CD pipelines and manage deployments and observability in AWS
• Measure, profile and optimise for scalability and performance

Your toolbox

• 5+ years building production systems in Python or TypeScript (async I/O, type hints, Pydantic or similar)
• Deep experience in either backend or frontend and working knowledge of the other
• FastAPI (or Django/FastAPI‑style frameworks) & PostgreSQL (or similar)
• Modern JS/TS, React ecosystem, state‑management (React Query, Zustand or similar)
• Cloud fluency (AWS, IaC, Docker, containers, CI/CD)
• Testing mindset with modern tooling – Pytest, React Testing Library, Playwright, uv, GitHub Actions etc.

If you’re ready to build the future of healthcare apply with your CV and/or GitHub/portfolio.

About Tumba

Tumba Solutions was established 11 years ago by a bunch of us technologists with the mission to do the things we love – solving the right problems using the best tools at our disposal.

We keep it simple. We are here to do the things that excite us and we stand by our principles – Transparency, True Empowerment and Tenacious Care! Come join us.

The perks we offer:

• Co-founders committed to your development
• Comprehensive bonus program featuring quarterly wellness rewards, incentives for contributions across different initiatives, and annual performance bonuses
• Hybrid Work and a well supplied office located right in the heart of Sofia
• Participation in international projects with direct client communication
• Excellent Health Care Insurance, Sports Card MultiSport