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AWS Lambda in Action: Event-driven serverless applications by Danilo Poccia

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Chapter 12. Why event-driven?

This chapter covers

  • Using event-driven architectures in the front end and back end systems
  • Relating event-driven architectures to reactive programming
  • Using an event-driven approach to implement microservices
  • Managing scalability, availability, and resilience
  • Estimating costs and using that information to design a business model

In the previous chapter, you completed building a media-sharing application integrated with an authentication service to recognize users. In this chapter, we’ll dive more deeply into the implications of what event-driven means and how to use multiple functions together to build an application.

Different architectural styles are also covered in this chapter. We’ll compare the solution ...

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