Ian C.

I help businesses modernise legacy .NET applications, build high-performance APIs, and scale systems using Microsoft technologies. If you're dealing with slow, outdated, or hard-to-maintain .NET applications, I can help you transform them into fast, scalable, and cost-efficient systems. What I specialise in: ASP.NET Core (Web APIs, MVC, Minimal APIs) Legacy upgrades (.NET Framework → .NET 10) API integrations (Stripe, CRMs, third-party services) Azure cloud architecture & cost optimisation SQL Server performance tuning Debugging complex production issues Results I’ve delivered: Improved API response times by up to 80% Cut Azure hosting costs by 20–40% Migrated legacy systems with zero downtime Built scalable backends handling thousands of users Tech stack: C#, ASP.NET Core, Entity Framework SQL Server Azure (App Services, Functions, Storage) Docker, CI/CD pipelines GitHub CMS: Umbraco Sitecore Episerver Optimizely How I work: Clear communication Fast turnaround Scalable, production-ready code Long-term support available 👉 If you need a reliable .NET expert who understands both code and business impact, send me a message.