appendix E. Serverless Framework under the hood
In this appendix we will look in more detail at serverless technology on AWS, and in particular at the Serverless Framework, which is used for many of the example systems in this book.
As alluded to in chapter 1, the term serverless doesn’t mean a system without servers; it means that we can construct systems without the need to concern ourselves with the underlying server infrastructure. By using serverless technologies, we are able to move up a level of abstraction and focus more on our application logic and less on the technical “heavy lifting.”
A key concept underpinning serverless is Infrastructure as Code (IaC). IaC allows us to treat the entire infrastructure for a system as source code. ...
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