Serverless

AWS Lambda announced native support for environment variables at the end of 2016. But even before that, the Serverless framework had supported environment variables and I was using them happily as me and my team at the time migrated our monolithic Node.js backend to serverless. However, as our architecture expanded we found several drawbacks with managing configurations with environment variables. …

You should use SSM Parameter Store over Lambda env variables Read More »

You may not realise that you can write AWS Lambda functions in a recursive manner to perform long-running tasks. Here’s two tips to help you do it right. AWS Lambda limits the maximum execution time of a single invocation to 5 minutes. Whilst this limit might be raised in the future, it’s likely that you’ll still …

Write recursive AWS Lambda functions the right way Read More »

One of the complaints developers often have for AWS Lambda is the inability to run and debug functions locally. For Node.js at least, the Serverless framework and VS Code provides a good solution for doing just that. An often underused feature of the Serverless framework is the invoke local command, which runs your code locally by …

Running and debugging AWS Lambda functions locally with the Serverless framework and VS Code Read More »