A serverless Lambda that scans every IAM user across an AWS org for access keys older than 90 days and quietly nags the owner in Slack to rotate them — so no human has to chase people.
A Slack bot for just-in-time, time-boxed production access via AWS IAM Identity Center: engineers request with a reason, I approve in one click, and a sweep over the grant records in MongoDB auto-expires the access after four hours.