The author provides a comprehensive guide to building a REST API hosted on AWS API Gateway with a backend on AWS Lambda and a database on DynamoDB. The guide includes setting up AWS services using Terraform, creating a Lambda function to perform CRUD operations on DynamoDB, and implementing authentication with Amazon Cognito to secure certain routes

https://awstip.com/a-step-by-step-guide-on-deploying-rest-api-using-api-gateway-lambda-cognito-terraform-f277814d048e