BullMQ Interactive Guide
Master Redis-backed background job processing — queues, workers, retries, scheduling, advanced patterns, and observability — with hands-on examples, MCQs, and coding challenges.
Queues, Workers & Reliability
Queue anatomy, the Queue/Worker/Job trio, Redis key structure, retries with backoff, and stalled-job recovery.
Scheduling, Flow Producers & Observability
Delayed and repeatable jobs, cron scheduling, fan-out and rate limiting, parent-child flows, and BullMQ monitoring.