First one is Serverless; we have learned that AWS Serverless will be our application development framework.

Second one is AWS CDK; AWS CDK is IaC tool that we will develop whole infrastructure with typescript coding, we have seen how AWS CDK is powerful with following the IaC best practices. We can easily implement integration patterns with using “CDK Serverless Patterns with Solution Constructs”.

And last one is Integration Patterns that we will follow Queue-Chaning, Publish-Subscribe and Fan-out design patterns when developing our Serverless E-commerce application.

https://medium.com/aws-serverless-microservices-with-patterns-best/aws-event-driven-serverless-microservices-using-aws-lambda-api-gateway-eventbridge-sqs-dynamodb-a7f46220b738