Blog
Lessons, patterns, and post-mortems from shipping production-grade MVPs in 4 to 8 weeks.
A one-hour copy-paste turns into a three-day audit when three near-identical functions drift apart. The franchise-manual analogy for SaaS codebases, and how to separate data from structure without a rewrite.
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Two PRs, separate classes, no overlap — and a merge conflict on the entity they both mutate. The shared blackboard hidden behind clean service boundaries, and what to pass instead.
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Fix the table, break the chart and the header. The vertical tangle inside one method that does five things — each silently dependent on the others — and how to defuse it without a rewrite.
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Your team paid for the refactor. Three months later every estimate is still "two weeks". Here is the invisible pattern eating your velocity — and how to spot it without reading code.
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