AI · Backend · Product Judgment
AI is not here to replace you. It is here to raise your taste and judgment.
Notes on AI, backend systems, and building real products without worshipping the hype.
Production AI Backend systems Product judgment
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~ Reading paths ~
Pick where to start
SERIES 04
Old School
Reading old books with new questions
Database internals, distributed systems, and classic engineering ideas revisited slowly, with AI-era judgment.
Enter series ->SERIES 01
Classics Are Dead
Old rules, stress-tested
Engineering rituals, architecture rules, and textbook patterns tested against real AI-era work.
Enter series ->SERIES 02
AI Engineering Notes
Where AI meets backend reality
What breaks when AI features meet backend systems, permissions, evals, latency, and production data.
Enter series ->SERIES 03
AI Flow
Build with taste, not just prompts
How non-engineers can use AI to build useful things while making better choices about what is worth keeping.
Enter series ->~ Latest writing ~
Recent posts
Don't Hand Your AI Product's Security to a Prompt
AI Is a Coworker Who Overstates Its Progress: How I Build With It
I Finished the AWS Gen AI Course, Then Decided Not to Take the Cert
Old School Series: Reading Design Patterns Explained
Old School Series: Reading Building an IoT Platform from 0 to 1
Old School Series: Reading The Internals of PostgreSQL
DDD 已死：AI 時代不需要的領域驅動設計
人人都能建一個網站（即使你不會寫程式）