zakitworld posts backend checklist

- Abdul‑Razak J. published a pragmatic backend checklist covering databases (indexes/ACID), API design, auth, caching/Redis, error handling, async queues, Git/CI‑CD, testing and observability. - The checklist focuses on operational must‑haves rather than theoretical concepts, aiming at production readiness. - It’s presented as a pre‑deployment playbook for engineers shipping services. (x.com)