serverless architecture patterns AWS UG Torino | 19/02/2020

serverless Build and run application without thinking about servers 2

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serverless: A success story 4

serverless benefits ● Flexibility on the backend ● Infrastructure problems handled by AWS ● Pay for what you use 5

Hello world! I am Francesco Lerro A Solution Architect who loves cloud computing Find me on Twitter @flerro 6

Sync invocation AWS Lambda Async Invocation 7 Function as a Service (Faas), bring your own code!

1 “hello world” Web Service 8

1a well architected Web Service 9

2 Under pressure 10

3 The Website Let’s start with the first set of slides 11

4 Booking SAGA (coordinated transactions) Let’s start with the first set of slides 12 Credits Yan Cui, The SAGA pattern

4a Booking SAGA, the happy path Let’s start with the first set of slides 13 Credits Yan Cui, The SAGA pattern

4b Booking SAGA, error handling Let’s start with the first set of slides 14 Credits Yan Cui, The SAGA pattern

5 Catch me if you can (streaming) Let’s start with the first set of slides 15

5a Streaming and IoT Let’s start with the first set of slides 16

6 Fan out Let’s start with the first set of slides 17

Read more ● Serverless microservice patterns by Jeremy Daly https://www.jeremydaly.com/serverless-microservice-patterns-for-aws/ ● Airline booking by Heitor Lessa (implementing many serverless patterns and best practices) https://github.com/heitorlessa/aws-serverless-airline-booking ● Real world serverless application by AWS https://github.com/awslabs/realworld-serverless-application ● Well-Architected: Serverless Application Lens https://aws.amazon.com/blogs/architecture/well-architected-lens-focus-on-specific-workload-types/ ● The SAGA Pattern by Yan Cui - http://bit.ly/2OZPPfl 18

Thanks! ANY QUESTIONS? Find me on Twitter @flerro 19