Version 5.0.0 of the @middy/core package no longer supports Common JS in favor of ECMAScript Modules (ESM). ESM improves performance by 2X as mentioned in this post. Seeing this change prompted me to investigate what needs to be updated to get Lambda functions to be ESM to not fall behind on my dependency versions. In this post, we’ll go through the 3 steps needed to go from Common JS to ESM.

As you start setting patterns and best practices within your projects at some point you will want to share these to simplify the lives of other developers.
SAM allows you to initialize projects by using the init command and selecting a template for your project. SAM has built-in templates to generate simple Hello-World starter projects (you can find the list of templates here). These will help you get started and get familiar with how to structure your serverless applications but as your…

When using Access Keys I got used to setting the default profile in my credentials file and it worked just fine. When I began having to manage more accounts and switched to SSO, updating the default profile becomes more of a pain. I will show you a couple of ways to authenticate the SDK using named profiles.

When creating an API you want to have security to avoid bad usage and incurring cost by unintended use. Whenever we add a security layer to our APIs any automation that we have around it automatically becomes more complex. Portman provides ways to configure authentication to be used when it runs. In this post we will configuring Portman to successfully run against our secure API.

With the rise of spec-driven API development, more tools are being created that allow the use of an OpenAPI definition to design, test and validate your APIs. One tool that was recently brought to my attention is Portman which is an API testing library that makes it easy to ensure your APIs are reliable while keeping your documentation in sync with the API definition.