electronyoon's Blog

info
- A blog by Sangwoo Kim, a backend developer.
- linkedin
- github
posts in the "Speed" series
- a page table for a slow api2026-08-27
- moving logging off the request path (final)2026-05-06
- how neglected code slowed an api2026-01-06
posts in category "work"
- the system with three clocks2026-07-18
- detecting session hijacking across pods2025-09-25
posts in category "tech"
- semantic search over discord with a local llm2026-07-30
posts in category "reviews"
posts in category "thoughts"