https://owehrens.com/tags/sdd/ Recent content in Sdd on Oliver Wehrens Hugo en-us Thu, 19 Mar 2026 00:00:00 +0000 https://owehrens.com/start-with-spec-driven-development/ Thu, 19 Mar 2026 00:00:00 +0000 https://owehrens.com/start-with-spec-driven-development/ <h1 id="tldr">TLDR;</h1> <ul> <li>Start with an <code>briefing.md</code> — just dump your idea in there, don&rsquo;t overthink it.</li> <li>Ask the AI to turn it into a <code>roadmap.md</code> with goals, themes, and a tech stack.</li> <li>Iterate the roadmap until it represents what you actually want to build.</li> <li>Break the roadmap into epics — each epic is a self-contained chunk of the app.</li> <li>For each epic, write a spec. Iterate the spec until it&rsquo;s airtight.</li> <li>Implement one epic at a time, in a fresh agent window, commit after each.</li> <li>When something goes wrong, fix the spec first, then the code.</li> </ul> <hr> <h1 id="the-problem-with-vibe-coding">The Problem with Vibe Coding</h1> <p>As I started with Cursor, I would just type a rough idea into the chat, and hope for the best. Sometimes it worked. Many times I ended up with something that I could not understand and the AI was confused about what I wanted. It was a lot of trial and error.</p>