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Articles and tutorials
everything I learn while building with .NET
This is where I write about what I learn while working with .NET, ASP.NET Core, EF Core, Docker, AWS, and Claude Code. I explain each topic step by step, and most articles come with source code on GitHub that you can clone and run yourself.
180 articles · browse by category
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25–36 of 180-
dotnet claudeBuild Your First MCP Server in C# with the Official SDK
Build an MCP server in C# with the official ModelContextProtocol SDK 2.1 on .NET 10. Real tools, stdio and HTTP transport, plus what actually changed in v2.0.
Aug 16, 2026 · 17 min read → -
dotnet35 Senior .NET Developer Interview Questions That Actually Get Asked in 2026
35 senior .NET interview questions with great answers, red flags, and follow-ups. GC, thread pool starvation, production diagnostics - updated for .NET 10.
Aug 9, 2026 · 49 min read → -
dotnet30 ASP.NET Core Interview Questions That Actually Get Asked in 2026
30 real ASP.NET Core internals interview questions with great answers, red flags, and follow-ups. Middleware, DI, hosting, configuration - updated for .NET 10.
Updated Aug 9, 2026 · 28 min read → -
dotnet30 LINQ Interview Questions That Actually Get Asked in 2026
30 real LINQ interview questions with great answers, red flags, and follow-ups. Deferred execution, IQueryable, expression trees, and the .NET 9/10 operators.
Updated Aug 9, 2026 · 27 min read → -
dotnet.NET Interview Questions: The 2026 Guide (300+ Real Questions)
Real .NET interview questions with great answers, red flags, and follow-ups. C#, EF Core, ASP.NET Core, system design - updated for .NET 10 and C# 14.
Updated Aug 9, 2026 · 18 min read → -
dotnet30 EF Core Interview Questions That Actually Get Asked in 2026
30 real EF Core interview questions with great answers, red flags, and follow-ups. N+1, change tracking, migrations, concurrency - updated for EF Core 10.
Updated Aug 9, 2026 · 25 min read → -
claude30 Advanced Claude Code Tips for .NET Developers (2026)
Thirty advanced Claude Code tips for .NET developers: goal loops, hooks, subagents, worktrees, batch migrations, and model selection, all verified for 2026.
Updated Aug 7, 2026 · 33 min read → -
dotnet webapi-coursePermission-Based Authorization in ASP.NET Core - A .NET 10 Guide
Build permission-based authorization in ASP.NET Core .NET 10 - a dynamic policy provider, runtime-managed role permissions, and what token-bound permissions really cost.
Updated Aug 6, 2026 · 15 min read → -
architecture dotnet +1When to Use Microservices (And When Not To)
A .NET architect's decision guide to microservices: what they actually solve, when to use them, when to avoid them, and why a modular monolith usually wins first.
Jul 31, 2026 · 15 min read → -
claudeClaude Code Prompts for .NET Developers - A Copy-Paste Library
11 copy-paste Claude Code prompts for .NET developers: architecture, scaffolding, EF Core, testing and Aspire, each with guardrails that keep output clean.
Updated Jul 29, 2026 · 18 min read → -
claude dotnetI Built a Claude Code Skill That Scaffolds My .NET Architecture
Teach Claude Code your conventions once. Build a custom skill that scaffolds a full vertical slice in .NET 10 - endpoint, handler, validator, EF config, and test - your way.
Updated Jul 29, 2026 · 16 min read → -
claudeGit Worktrees in Claude Code - Run Parallel .NET Sessions
Run parallel Claude Code sessions on isolated .NET branches with Git worktree support: the --worktree flag, branching from a PR, subagent isolation, cleanup.
Updated Jul 29, 2026 · 25 min read →