I’m Zack Cao. I’m a backend engineer based in the United States, working on distributed systems and databases.

This site is where I keep notes on engineering, occasional reading lists, and small bits of personal life I want to remember. Most posts are written for my future self — if you find them useful, that’s a bonus.

You can also find me at:

The site is built with Hugo and the PaperMod theme. No tracking, no ads.