Microsoft Agent Framework .NET 1.0
The first serious operating model for agentic systems in .NET
Apr 6, 202619 min read18
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What Serious .NET Performance Engineering Looks Like in 2026
Last year I wrote about unlocking performance C# and .NET. This post is a follow up to that one. I am not revisiting the old argument because the fundamentals changed. I am revisiting it because the p
Mar 22, 202612 min read27
Designing High-Performance APIs in ASP.NET Core
Most APIs work. Few APIs scale.
Mar 4, 20267 min read23
Enforcing Vertical Slice Architecture in .NET
Making slices real by failing the build when someone cheats
Feb 22, 202614 min read45
Hexagonal Architecture in Modern .NET
Architecture discussions often start with diagrams. They focus on shapes, layers, or folder structures. That is not where real architectural problems come from. They come from change. Modern .NET systems live in a constantly shifting environment. Dat...
Feb 16, 20265 min read17
The Real Observability Story in .NET 10
For years, .NET’s observability has been described as “good, but manual”. The building blocks have existed since .NET 5 and matured significantly in .NET 6 through .NET 8. Activity, ActivitySource, DiagnosticSource, EventCounters, Meter, ILogger, and...
Jan 30, 20266 min read13
Why .NET 10 Makes Modular Monoliths More Viable Than Microservices
Microservices were never meant to be the default starting point. They were a response to a very specific set of problems, large teams, independent deployment requirements, organisational scaling, and systems that had already outgrown a single codebas...
Jan 24, 20267 min read26
Replacing switch Statements with Action Delegates in C#
Most of us start with switch statements and keep using them long after they’ve stopped being comfortable. That’s not because switch is bad. It’s because switch quietly becomes a coordination mechanism, not a control structure. Over time it starts to ...
Jan 12, 20266 min read14
The Hidden Contract Between ASP.NET Core and Kestrel
Most ASP.NET Core developers think about HTTP requests in terms of controllers, minimal APIs, or middleware. Very few think about Kestrel. When production issues show up a, the root cause often lives below the abstraction boundary. Not in your endpoi...
Jan 10, 20267 min read24