Is there a way to schedule jobs without using an external service? E.g. a daily job that looks for records on an object to update when they are 30 days old.
You may use the Schedules feature that can be found under the Operations header in Appfarm Create. To use it, set up a service endpoint in Services and use the Scheduler to trigger the endpoint. You set the frequency of the job using a Cron expression (e.g. 0 0 0 * * ? for every day at midnight).
The following tool may help you generate a Cron Expression: