Setting Up a Job Queue in Node.js with BullMQ and Redis

 https://docs.bullmq.io/

https://medium.com/@mjdrehman/setting-up-a-job-queue-in-node-js-with-bullmq-and-redis-in-5-minutes-0f170928c0b5

Node.js Design patterns

 https://medium.com/@debiprasaddash_35810/node-js-design-patterns-8969d9184e37