# AWS Service By Layer

- [AWS Service By Layer Overview](/courses/aws-powered-e-commerce-application-a-guided-tour/lesson-summaries/aws-service-by-layer/aws-service-by-layer-overview.md)
- [Presentation Layer](/courses/aws-powered-e-commerce-application-a-guided-tour/lesson-summaries/aws-service-by-layer/presentation-layer.md)
- [Business Logic Layer](/courses/aws-powered-e-commerce-application-a-guided-tour/lesson-summaries/aws-service-by-layer/business-logic-layer.md)
- [Data Layer](/courses/aws-powered-e-commerce-application-a-guided-tour/lesson-summaries/aws-service-by-layer/data-layer.md)