A great use case for AWS Lambda is running Cron Jobs. Instead of setting up a special one-off Cron server to run a simple task, we can just run the task on serverless nowadays. In this blog post Serverless Ruby Cron Jobs Tutorial: Route53 Backup we’ll go over how to build a simple Cron Job with Jets, the Ruby Serverless Framework. As a useful practical example, we’ll create a job that backs up route53 records. This is quite handy when if you ever need it!