Que adapter for Active Job
Que is a high-performance alternative to DelayedJob or QueueClassic that improves the reliability of your application by protecting your jobs with the same ACID guarantees as the rest of your data. Que is a queue for Ruby and PostgreSQL that manages jobs using advisory locks.
Read more about Que here.
To use Que set the queue_adapter config to
Rails.application.config.active_job.queue_adapter = :que