Open to new work
Jan Wagner
Freelance Senior Full-Stack Software Engineer · Linz, Austria
Senior Full-Stack Software Engineer with 10+ years of experience building secure, scalable applications using C#, .NET Core, ASP.NET Core, Azure, and modern web/mobile frameworks. I deliver clean, maintainable code, design modular backend systems following Clean Architecture principles, and build high-quality frontends that perform in production. I am skilled in cross-platform apps, enterprise integrations, Azure cloud services, CI/CD, DevOps, cloud infrastructure, AI-powered features and end-to-end software delivery for real-world business environments.
Core skills
- C# · .NET 8 / 10 · ASP.NET Core · EF Core · Blazor · Razor Pages · SignalR · API · REST · gRPC · OAuth / JWT
- TypeScript · Javascript · Angular · React · React Native · Expo · Next.js · Node.js · Blazor · HTML / CSS / SCSS · Tailwind CSS
- Azure · Microsoft Entra ID · Docker · Kubernetes · Azure DevOps · CI/CD · Infrastructure-as-Code · Terraform · PowerShell
- SQL Server · MySQL · PostgreSQL · NoSQL
- Clean Architecture · DDD · SOLID · OOP · Microservices · Cloud-Native · Unit & integration testing · Playwright · Code reviews · Monitoring · Migration
- OpenAI · Anthropic · Mistral AI
More about me →