FAANG System Design Interview: Design A Chat System (WhatsApp, Facebook Messenger, Discord, Slack)

Why watch

A comprehensive system design tutorial teaching how to design a scalable chat system similar to WhatsApp, Facebook Messenger, Discord, or Slack for FAANG interviews. Covers real-time messaging architecture, database choices, API design, and scalability challenges. Ideal for senior engineers preparing for system design interview rounds at big tech companies.