BMAD workflow shows how spec-driven AI development beats vibe coding

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A developer walkthrough published on DEV Community demonstrates the BMAD spec-driven workflow as an alternative to unstructured AI-assisted 'vibe coding,' where prompts are typed and outputs accepted without scrutiny. The tutorial uses a URL shortener with expiring links as a practical example, walking through the full sequence from brainstorming to code review. The author argues that casual AI prompting silently fills specification gaps with invisible decisions, leading to bugs that are difficult to trace later. BMAD addresses this by assigning distinct roles to different AI agents — such as an analyst, product manager, and developer — each responsible for a specific stage of development. The piece aims to show developers exactly where friction emerges in spec-driven development and what clarity it delivers in return.

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