rowan

A collection of 63 posts

Managing Secure String Parameters in CloudFormation

This was a nifty little trick I just learnt from my colleague James the other day that is definitely worth sharing more widely. While CloudFormation does not support SecureStrings for AWS::SSM::Parameters [https://docs.aws.amazon.com/AWSCloudFormation/latest/

Serverless Cost Containment

Serverless soultions is can be incredibly cheap due to their event-based nature - if your system isn't working, you pay barely anything for it. But if you're not careful, serverless can still result in some nasty surprises when it comes to costs.

Understand your Lambda Event Retries

Understanding the differences between the various event types and their retries is important, because it will change how you design and code your application. If you're developing a serverless application in Lambda, you will have to deal with