Senior Fullstack Developer (.NET & ReactJS) – Hybrid in Lisbon

About the role

We are looking for a Senior Fullstack Developer with strong expertise in .NET Core and ReactJS to join our Lisbon‑based team. You will work on complex, domain‑driven applications, collaborating with product owners and architects to deliver high‑quality software.

Key responsibilities

• Design, develop, and maintain full‑stack features using .NET Core and React.
• Implement micro‑frontend solutions and integrate them with micro‑services.
• Participate in code reviews, CI/CD pipelines, and Git branching strategies.
• Collaborate with UI/UX teams to ensure seamless user experiences.
• Contribute to architectural decisions and promote best practices.

Required profile

• At least 6 years of professional experience with React development.
• Strong knowledge of JavaScript, TypeScript, and the React ecosystem (routing, state management, data fetching, forms).
• Solid experience with .NET Core and modern software architecture.
• Familiarity with micro‑frontend, micro‑services, and domain‑driven design concepts.
• Proficiency in Git, CI/CD, and code review processes.
• Fluent Portuguese (B2 level or higher) or other EU citizenship with a valid work permit for Portugal.

Required skills

• React
• JavaScript
• TypeScript
• .NET Core
• Git
• CI/CD
• Microfrontend
• Microservices
• React Router
• Redux / Context API
• TanStack Query
• React Hook Form

What we offer

• Welcome kit
• Clear career progression without corporate bureaucracy
• Health insurance
• Meal card via Coverflex
• Additional perks, discounts and a supportive team culture