Karam Y.
FullStack | .NET Developer | C# | React | PostgreSQL & SQL Server
.NET backend developer with 12+ years building production-ready APIs, SaaS platforms, and full-stack web applications. I turn complex requirements into clean, scalable code, on time and without hand-holding. Whether you need a REST API built from scratch, a third-party integration (payments, maps, messaging, or anything in between), or a full-stack .NET + React application, I'll bring both technical depth and real-world judgment to your project. What I work with: ā¢ Backend: .NET Core, .NET Framework, C#, REST APIs, Entity Framework Core ā¢ Frontend: React ā¢ Databases: PostgreSQL, SQL Server ā¢ Integrations: Twilio, Google Maps, OAuth2, payment processors, Azure What I've delivered: ā¢ Multi-tenant SaaS platforms with complex business logic ā¢ Full-stack applications with real-time third-party integrations ā¢ Admin dashboards and customer-facing web apps ā¢ Scalable API architectures for startups and enterprise clients I'm Top Rated on Upwork with a 100% Job Success Score. I communicate clearly, deliver what I commit to, and I care about the long-term health of your codebase, not just getting it done. If you need someone who can think through architecture and execute it end-to-end, let's talk.