Code That Compounds
The Growth Engineer’s Playbook
You’ve been handed a growth number. This is the engineering playbook for moving it: 91 pages, 15 chapters, every claim sourced.
Most growth work looks like nothing happened.
of experiments at Google fail to move their metric. The book shows you how to run enough honest tests that the few winners pay for the rest.
Share of visits with a click on a traditional result when Google showed an AI summary versus when it did not (Pew Research, about 900 US adults).
of Vercel’s new signups came from ChatGPT in June 2025, up from 1% six months earlier (company-reported).
revenue from one ad-headline change at Bing, worth over $100 million a year in the US alone. The idea had sat in a backlog for months.
Five parts, 15 chapters.
Foundations
- 01What growth engineering is
- 02Growth models and metrics
Product-led growth
- 03Freemium, trials and reverse trials
- 04Activation and onboarding engineering
- 05Viral, referral and collaboration loops
- 06Monetization, paywalls and product-qualified leads
Inbound growth
- 07The inbound system and content engineering
- 08Programmatic SEO and engineering as marketing
- 09Conversion engineering
- 10Developer marketing and docs as growth
The machine
- 11Experimentation
- 12Data and instrumentation
- 13Reference architecture and build versus buy
Frontier and career
- 14AI agents and AI search
- 15Your growth engineering career
For engineers who ship and want to move a number.
- Product engineers who keep getting pulled into signup, onboarding and billing work.
- The only engineer on a growth or marketing team.
- Founders who want to know why some products spread and others stall.
What you get for joining.
- An email the day the book launches (early 2027), before the public announcement.
- A founding-reader discount, open only to the waitlist for 7 days after launch.
- The occasional update before then. Unsubscribe in one click, any time.
Questions
When does the book come out?
We are aiming for early 2027. Everyone on the waitlist hears first, by email.
What emails will you send?
One to confirm your address, then the launch announcement and the occasional update before it. Every email has an unsubscribe link. Waitlist members also get a founding-reader discount for 7 days after launch.
What format will the book be?
Both a PDF (about 91 pages) and an EPUB.