Should You Split That Into Microservices? Ask These 5 Questions First
Nobody regrets microservices on day one. The regret shows up eighteen months later, when the team is drowning in distributed-systems problems they nev...
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The System Design Behind My New SaaS
I just shipped Katabench, and it's the most fun system I've ever built: it takes C# from strangers and runs it safely on servers I own. Three Hetzner ...
How I Migrated My Website to Cloudflare and Saved $228
This website ran on Netlify for years, at $19 a month. Earlier this month I moved it to Cloudflare Pages: same repo, same GitHub Actions pipeline, zer...
How to Test Vertical Slice Architecture
The most common question I get about vertical slice architecture isn't about structure. It's "where do my tests go?" The layered-architecture testing ...
Build Your Own VPN With Tailscale
Most of what runs on your servers was never meant to be public: databases, dashboards, admin panels, internal APIs. Tailscale connects your machines i...
Getting Started With NATS JetStream in .NET
NATS almost never comes up when .NET developers talk about message queues, and that's a shame. It's a tiny, fast, single-binary broker, and JetStream ...
The Modular Monolith Boundary I Couldn't Take Back
We built the system exactly the way a modular monolith is supposed to be built, and that's how I ended up with two modules I couldn't pull apart a yea...
Building Dapr Workflows in .NET With Aspire
Long-running business processes are hard to get right. Dapr Workflow lets you write them as plain C# code that survives crashes and restarts, and Aspi...
DRY Is the Most Misunderstood Rule in Programming
DRY was never about code that looks the same. It's about knowledge. Most of the tangled abstractions I've had to unwind started as a well-meaning atte...
Union Types Are Finally Coming to C#
For years we faked union types with marker interfaces, base classes, and the OneOf library. C# 15 finally bakes them into the language - and here's a ...
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