Phase 22 · Build Backend Portfolio Projects
ProjectsReal-time Chat Backend (WebSocket)
Part of the Backend Developer Roadmap.
Summary
A more complete real-time backend than the earlier practice project — supporting multiple rooms, message history, presence, and horizontal scaling via Redis pub/sub.
How to Learn This
- 1Scale it across multiple server instances using a Redis pub/sub adapter.
- 2Add message delivery guarantees — persist messages before broadcasting.
- 3Support both one-to-one and group conversations.
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