My version of the Bigmouth website built with slightly more modern node syntax from the video course:
Production-Ready Serverless by Yan Cui 2019 Manning Publications
Shows how to build a serverless website on AWS using Lambda, API Gateway, and DynamoDB using the Serverless Framework.
I have a lot of love for the Serverless Framework. Having and still using both CloudFormation and Terraform, my humble opinion is the simplest and cleanest way to do infrastructure as code on AWS. Under the covers it uses CloudFormation.