Blog
#Design
3 post(s)
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From Built-and-Never-Used to Three Apps at Zero Cost
Engineer who built local-only apps met Claude Code, cleared the server hurdle, runs three products at zero cost — and the constraint-driven design behind it.
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AI That Implements Without Hesitation — How to Write a 20-Section, 3,500-Line Design Doc
Publishing the structure of the design doc that reduced 16 person-days to 2 hours in AI-driven development. The roles and priorities of 20 sections, and the 'must-write' points for each.
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16 Person-Days of Development Done in 2 Hours — Design Doc Completeness Determines Speed
In a personal project, AI-driven development completed 16 person-days of work in 2 hours. The biggest factor wasn't AI speed — it was the completeness of the design document that eliminated all decision-making.