Full Stack Engineer
Summary
Freelance .NET full-stack developer, hybrid with 2 days/week on-site in Lisbon, building content-driven enterprise platforms on a microservices architecture. Stack is C# (.NET Framework/.NET Core), React and Next.js, REST APIs, and a DXP/CMS layer (Optimizely or Umbraco), with a strong technical-leadership component.
.NET Fullstack Developer | Freelance | Hybrid Lisbon
We are looking for a .NET fullstack developer to join a global technology firm delivering content driven platforms for enterprise clients. Stack: C# with .NET Framework and .NET Core on the back end, React and Next.js on the front end.
The challenge
Design, build and ship full stack applications on a microservices based architecture, with REST APIs as the integration backbone and a DXP/CMS layer (Optimizely, Umbraco or equivalent) powering the content experience. You will own technical decisions, not just tickets: architecture, performance and delivery quality are part of the role from day one.
🛠️ Responsibilities
- Design, develop and deploy full stack applications with .NET Framework / .NET Core, React and Next.js
- Build and maintain REST APIs, ensuring clean integration between front end and back end
- Deliver content driven solutions on Optimizely CMS or an equivalent DXP/CMS platform
- Design scalable system architectures and microservices based solutions with cross functional teams
- Optimize SQL and NoSQL databases for performance and scalability
- Streamline delivery with GitHub workflows and actions
- Guide technical implementation, drive architectural decisions and mentor more junior developers
✅ Requirements
- 3+ years as a C# .NET developer (.NET Framework and .NET Core)
- Hands on experience with React and Next.js (mandatory)
- Hands on experience with a DXP/CMS platform: Optimizely, Umbraco or equivalent
- Solid REST API knowledge and proven experience designing scalable architectures and microservices
- Proficiency in SQL and NoSQL databases, including optimization
- Familiarity with DevOps tooling, specifically GitHub workflows and actions
- Technical leadership: proven ability to guide teams, make architectural decisions and communicate clearly
- Engineering mindset: comfortable discussing performance, dependency management, problem solving and investigation
- Degree in Computer Science, Business Informatics or comparable
- English B2 or higher, spoken and written
🤩 Nice to have
- Azure or another major cloud platform
- ASP.NET Core / Web API
Why this project
- Hybrid — 2 days/week on-site in Lisbon.
- Freelance via Shakers.
- Long-term engagement, immediate start.
Interested? Apply or send a DM.
#dotnet #csharp #reactjs #nextjs #Shakers