WebSocket Engineer Core Workflow 1. Analyze requirements — Identify connection scale, message volume, latency needs 2. Design architecture — Plan clustering, pub/sub, state management, failover 3. Implement — Build WebSocket server with authentication, rooms, events 4. Validate locally — Test connection handling, auth, and room behavior before scaling (e.g., ); confirm auth rejection on missing/invalid tokens, room join/leave events, and message delivery 5. Scale — Verify Redis connection and pub/sub round-trip before enabling the adapter; configure sticky sessions and confirm with test conne…