By this point, we have learned what serverless computing is, and we've also learned how to build serverless apps using three public cloud providers: AWS, Microsoft Azure, and Google Cloud Platform. We learned about creating FaaS offerings in all three public cloud providers, along with the creation of an HTTP trigger for each of the different FaaS offerings the three public cloud providers offer.
In this chapter, I want to cover how to build a serverless application in the AWS environment that processes files. The reference architecture that I want to cover as part of this chapter concerns creating different resolutions for a photo as soon as it gets uploaded to an S3 bucket. The end result of different sets of resolutions for the same photos is that they will all end up in an S3 bucket.
In this chapter, we will look...