Chat App System Design | Scalable Architecture - Part 8

**In this session, we dive deep into designing a scalable and efficient chat application architecture**, similar to apps like WhatsApp, Slack, or Messenger. Learn how to handle millions of users, ensure real-time delivery, and structure backend components for performance and reliability. 📌 **What You’ll Learn:** * Core components of a chat system (message broker, database design, WebSocket vs polling) * Real-time communication strategies * User authentication & presence management * Scalability & load balancing * Data consistency, caching, and eventual delivery * Trade-offs in design decisions (CAP theorem, latency, fault-tolerance) 👉 Catch the full playlist: https://www.youtube.com/playlist?list=PLN-pd-oGWV70CN5k3SdOi0MPdUR9PESgD