Leveraging Serverless Architecture for Agile Software Development (AWS Community Day 2023)

by Petra Barus

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Leveraging Serverless Architecture for Agile Software Development AWS COMMUNITY DAY 2023 Petra Novandi Barus

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Hey there! You can call me Petra Technology Advisors Feb-2023 CTO, Kuncie.com 2021-2023 Developer Relation, AWS Indonesia 2019-2021 CTO, 99.co Indonesia 2018-2019 CTO, UrbanIndo.com 2011-2018

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Agenda 1.Agile Software Development 2.Serverless Architecture 3.Benefits Serverless for Agile Development 4.Example Architecture Patterns on AWS 5.Best Practices

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Agile Software Development

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Individuals and interactions over processes and tools Working Software over comprehensive documents Customer Collaboration over contract negotations Responding to Change over following a plan Values of Agile

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Iterative and Incremental Development In every iteration, we experiment new ideas to our customers. We build, measure, learn, and replan

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Serverless Overview

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Serverless Overview No Server to Setup/Manage Automatic Scaling Built-in High-Availability and Reliability Pay only by Usage

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AWS Serverless Technologies Computation Application Integrations Storage AWS Lambda AWS Fargate Amazon S3 Amazon DynamoDB Amazon Aurora Serverless Amazon Redshift Serverless Amazon Opensearch Serverless Amazon Elasticache Serverless AWS AppSync AWS EventBridge AWS Step Functions Amazon SNS Amazon API Gateway Amazon SQS

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Benefits of Serverless for Agile

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1 Benefits of Serverless for Agile REDUCED TIME TO DELIVER TO MARKET INCREASED FOCUS ON THE CUSTOMER’S NEEDS IMPROVED COLLABORATION WITHIN THE TEAM 2 3

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Example Serverless Architectures My Personal Experiences

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Single Page Application

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Simple PHP Application

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Image Processing

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Best Practices (Again) My Personal Experience

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Application Design 1.Modular, well-encapsulated and loosely coupled architecture design. 2.Lightweight model for custom ad-hoc code 3.Stateless Application

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Develop and Operate 1.Continuous delivery and deployment 2.Multiple environments (Development & Production) 3.Infrastructure as Code 4.Monitoring 5.Empower with resource autonomy.

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Budgetary 1.Leverage Free-Tier (e.g. 1million request Lambda) 2.Tag resource by team / projects / products 3.Implement Cost Policies 4.Evaluate ROI periodically

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Learn and Embrace Change 1.Learn about customer. 2.Learn about your team. 3.Always experiment to deliver value 4.Architecture is evolutional. Always prepare for improvements.