Escaping the Build Trap
by Melissa Perri
The book that names the disease: shipping features and calling it progress.
- Status
- Read · December 2021
- Bought
- December 27, 2021
- For
- Engineering leaders who own roadmaps · Product managers escaping feature-factory mode · Founders measuring output instead of outcomes
Where it earned its place
The one-paragraph verdict
Perri’s core move is to give a name to a failure mode every engineering org has lived through: measuring success by output — features shipped, velocity — instead of outcomes. The vocabulary alone (build trap, product-led vs. feature factory, the product manager as a value-maximiser, not a feature-orderer) earns the read. Where it gets thin is the back half: the running “Marquetly” fictional case study reads as tidy in a way real organisations never are, and the prescriptions stay at the altitude of principle rather than practice. It’s an easy read that diagnoses better than it treats. I docked it from the public 4.28 for exactly that gap between naming the problem and operationalising the fix.
Who should read it
Read it if you set or defend a roadmap and suspect your team is busy without being effective — engineering leads, PMs, and founders especially. If you already run an outcome-driven org with clear product strategy, you’ll nod along and learn little. It is not a tactics manual; people hunting for frameworks and templates should look elsewhere.
Where it earned its place
This book is the reason I can argue for engineering investment in the roadmap without it sounding like special pleading. Framing platform and reliability work as outcomes — fewer incidents, faster delivery — rather than features the business “didn’t ask for” came straight out of Perri’s output-vs-outcome lens. [Escaping the Build Trap on Goodreads]
Skip it if…
Skip it if you want concrete playbooks over a mental model, or if “stop measuring output, start measuring outcomes” is already how your org operates — then this is 200 pages confirming what you know.