To help you understand why the serverless mindset is so important, it's key to know about the underlying principles in play. In the previous chapter, we learned a lot about how applications had influenced the way that data centers and infrastructures were put together. Now, we will dig further into these application patterns, particularly those surrounding integration and transferring data. Serverless allows applications to be truly reactive so that they can respond to their surroundings, their bounded context, and things that are happening within their wider ecosystem.

In this chapter, you will learn about the basis of event-driven applications, the importance they have in the industry, and how serverless has influenced the way they are built. Regardless of the architectures of the environments you're working in, having clear and efficient...