A production-grade distributed job queue built with Node.js, PostgreSQL, Prisma, Redis, and WebSockets, featuring durable persistence, priority & scheduled jobs, lease-based processing, retries with exponential backoff, DLQ, idempotency, DAG execution, crash recovery, and real-time queue monitoring.

"Implement scalable websocket connection with redis pub/sub archeticture"

A real-time multiplayer word guessing game where players join rooms, take turns picking a word, and others race to guess it. Rooms are dynamic — players can join and leave at any time, with live notifications and automatic cleanup when a room empties. Tech Stack Node.js + WebSockets (ws) — real-time bidirectional communication Redis Pub/Sub — room

A Social Media API Server

A demo project working with a distributed system (several fastapi workers) pubsub pattern