Modern Background Jobs: Beyond cron and Redis Queues

Background job infrastructure has quietly become one of the more interesting categories in application infrastructure. The shift is from 'enqueue and hope' to durable execution — workflow engines that survive crashes, retries, and partial failures with the developer writing what looks like ordinary code.

The implication is that the threshold of complexity at which a team needs to think about saga patterns, distributed transactions, and compensating actions has dropped substantially. The tooling is finally doing the work the literature has been describing for fifteen years.