Serverless Architectures on AWS

List of Figures

Chapter 1. Going serverless

Figure 1.1. This is a basic request-response (client-server) message exchange pattern that most developers are familiar with. There’s only one web server and one database in this figure. Most systems are much more complex.

Figure 1.2. A typical three-tier application is usually made up of presentation, application, and data tiers. A tier may have multiple layers with specific responsibilities.

Figure 1.3. In a serverless architecture there’s no single traditional back end. The front end of the application communicates directly with services, the database, or compute functions via an API gateway. Some services, however, must be hidden behind compute service functions, where additional security measures ...