Vibe coding helps you move fast – but not far, as brownfield success starts with clarity. Spec-Driven Development is how teams keep velocity after the prototype: by writing specs that make context explicit, align stakeholders, and capture human intent – so everyone builds the same thing for the same reasons, especially when you’re working on top of what already exists. This masterclass covers the missing piece: how to translate fuzzy ideas into clear specifications – so changes are safer, onboarding is easier, and your codebase doesn’t collapse under “just one more quick fix.