Backend Development at Squad

This post covers the various issues we faced with celery in production over the last year or so. An ex-team member had iterated on a bunch…

Tl;dr: Avoid joins on large tables and evaluate parts of queries beforehand to get 100–10,000x performance gains!

Task queue or message brokers accept and forward messages. They act like a post office. Task queues manage background work that can be…

Short story of how we reduced the response time of some of our admin pages by 1000x.

Update 6th Mar, 2022: My friend and colleague Ayush Shanker recently published a follow-up post for most of the problems mentioned in this…