Blog

Mert Özen's blog posts on software development, backend, frontend, and DevOps.

Series

Writing Your First Controller: Routing, Attributes and Action Methods

We write our first real controller. How routing works, what attributes do, how action methods are built, and how an incoming request reaches the right method, step by step.

25 Jul 2026 11 min 92

Backend PART 03

Controllers or Minimal APIs? When to Choose Which

We compare two ways of writing endpoints in .NET 9: controller-based structure and Minimal APIs. When each makes sense and what the real difference is, made clear with examples.

25 Jul 2026 10 min 129

Backend PART 02

Setting up the initial project: project structure, Program.cs, and a minimal hosting model.

We set up our first .NET 9 Web API project. We break down Program.cs line by line, and understand the minimal hosting model, the builder-versus-app split, and why middleware order matters.

5 Jul 2026 11 min 151