Chapter Three
Blog
Papers, notes and posts, newest first.
We tried to teach our vector search to say "I don't know", then tried to make it fast. Doing both at once broke it in a way no benchmark we could find measures.
A single ORM populate call turned one spreadsheet into 14 million heap objects and 9 GiB of RAM. Silent pod deaths, heap snapshots, and the six lessons we took from it.
Why the rise of AI coding tools shouldn't — and won't — replace junior developers. Their true value was never about writing boilerplate.