.NET Developer with AI experience
Summary
Mid-Senior .NET developer who designs, builds, and maintains enterprise applications using C#, ASP.NET Core, SQL Server, and Entity Framework Core, while leveraging AI-assisted development tools like Claude Code or GitHub Copilot to boost productivity and code quality. Hybrid role based in Trofa, Portugal.
We are looking for a Mid-Senior .NET Developer with solid experience in C# and .NET and a strong interest in AI-assisted software development, particularly Claude Code or similar technologies.
You will join a collaborative development team, contributing to the design, development, and maintenance of enterprise applications while exploring how AI can improve productivity, code quality, and development efficiency.
Key Responsibilities
Develop and maintain applications using C# and .NET.
Design and integrate REST APIs.
Work with SQL Server and Entity Framework Core.
Write clean, scalable, and maintainable code.
Participate in code reviews, testing, and technical decision-making.
Use AI-assisted development tools to support coding, debugging, and software engineering tasks.
Requirements
3+ years of experience with C# / .NET.
Experience with ASP.NET Core and Web APIs.
Knowledge of SQL Server and Entity Framework Core.
Familiarity with Git and software development best practices.
Hands-on experience with Claude Code, GitHub Copilot, or similar AI development tools.
Fluent Portuguese and B2 English.
Nice to Have
Experience with Azure, Docker, CI/CD, or microservices.
Knowledge of unit and integration testing.
Experience with Generative AI or LLM integrations.
Work Model: Hybrid
Location: Portugal, Trofa
Seniority: Mid-Senior