Andres Moreno Profile Pictrue

Andres Moreno

I'm Andres Moreno, Principal Software Engineer at Tyler Technologies. I focus on serverless techonology in AWS

Secure API Gateway with Amazon Cognito using SAM

Getting basic authentication for your API is not as hard as it sounds. In this post we'll be going through the steps to secure your APIs with Amazon Cognito

8-Minute Read

I create a lot of APIs, these are for blog posts, for playing around with new functionality or tools that I’ve created for myself. All of these have been created without authentication in place. Not securing APIs can create data exposures for you, but it can also pose a financial risk to your accounts if a malicious user gets your endpoints. This is why I want to secure any API I create but I want this to be with minimal setup so that it’s simple to replicate many times.

Using YAML anchors and aliases in a SAM template

Learn how you can setup your SAM template to reuse common pieces of config by using anchors and aliases without introducing any problems.

5-Minute Read

Image of me looking at a big text that says 'YAML Anchors in SAM

Last month I wrote a post about getting rid of Lambda Layers by using ESBuild. What I quickly learned is that the Metadata attribute has to be copied and pasted for EVERY Lambda function in your stack. I tried using the Global section in the SAM template and it turns out it’s not supported. I started thinking about how I could reuse the same configuration across my template and found that YAML already has a functionality that does this called YAML Anchors and Aliases. In this post I will…

Speed up new serverless application development with customized SAM templates

Learn how you can use custom templates with SAM to speed up initial application setup.

3-Minute Read


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…

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