April 6th, 2024

Choosing the right architecture for your Serverless API Jones Zachariah Noel N Senior Developer Advocate @ Freshworks | AWS Serverless Hero

About Me https://zachjonesnoel.com 👋 I’m Jones Zachariah Noel N (zachjonesnoel) 🥑 Senior Developer Advocate @ Freshworks ☁ AWS Serverless Hero ⚡ Serverless architect 🚀 AWS UG Bengaluru co-organizer 󰞵 Runs newsletter / blog on The Serverless Terminal ▶ Co-run The Zacs’ Show Talking AWS podcast

COMMUNITY DAY Mumbai What we will look into Look into API workloads Factors to consider while choosing API service API Gateway, AppSync, Lambda Function URLs ⚡ ⚡ ⚡

Front-end / integration systems Backend system APIs GIF from Tenor

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COMMUNITY DAY Mumbai What are the API workloads Web and mobile backend APIs Integration systems Real-time systems Icons from Flaticon

COMMUNITY DAY Mumbai Serverless API Services on AWS Icons from AWS Service Icons Amazon API Gateway AWS AppSync AWS Lambda function URLs Application Load Balancers

COMMUNITY DAY Mumbai API consideration - API Type RESTful APIs GraphQL Icons from Flaticon Websockets

COMMUNITY DAY Mumbai API consideration - API response Synchronous API Asynchronous API Icons from Flaticon

COMMUNITY DAY Mumbai API consideration - Cache support Supports cached responses Freshness validated request/response Icons from Flaticon

COMMUNITY DAY Mumbai API consideration - Authorization Identity and Access Management (IAM) API Keys Icons from Flaticon Custom authorizers - Lambda, Cognito, Identity providers

COMMUNITY DAY Mumbai API consideration - Response structure Defined Models, Schemas Streaming data Icons from Flaticon

COMMUNITY DAY Mumbai API consideration - Supported content-types Standard - application/json, application/xml, text/html and more Custom content-types / binary data Icons from Flaticon

COMMUNITY DAY Mumbai API consideration - API Interactions Unidirectional API interactions with request/response Bidirectional API interactions with request/response Icons from Flaticon

COMMUNITY DAY Mumbai AWS API Gateway Supports different destinations with VTL resolvers

COMMUNITY DAY Mumbai Choosing Amazon API Gateway Protocol HTTPs, WebSocket API Type RESTful, WebSocket Security API keys, IAM, Cognito, Custom authorizers Caching Various caching options available Offline capability N/A Integration type REST APIs, Lambda functions, selective AWS Services API operation CRUD with HTTP methods Direct integration with AWS services with transformation Mapping request and response templates Throttling and rate-limits Granular control with usage plans

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COMMUNITY DAY Mumbai AWS AppSync Supports different destinations with VTL and JavaScript resolvers

COMMUNITY DAY Mumbai Choosing AWS AppSync Protocol HTTPs, WebSocket API Type GraphQL Security API keys, IAM, Cognito Caching Simple caching option available Offline capability Supported with AppSync resolvers and SDK Integration type Data Sources - REST APIs, Lambda functions, AWS Services API operation GraphQL operations - Query, Mutation and Subscription Direct integration with AWS services with transformation AppSync resolvers with VTL and JS runtime - both unit resolvers and pipeline resolvers Throttling and rate-limits Limited throttling options for the APIs

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COMMUNITY DAY Mumbai Choosing AWS Lambda function URLs Protocol HTTPs API Type RESTful in nature Security IAM roles Caching N/A Offline capability N/A Integration type Lambda function based integrations API operation Defined by Lambda function Direct integration with AWS services with transformation N/A Throttling and rate-limits N/A

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COMMUNITY DAY Mumbai In a SaaS product, APIs to interact with different resources to perform different CRUD operations authenticated with an API key associated with user/customer Amazon API Gateway

COMMUNITY DAY Mumbai In a Serverless quiz application, that is used for real-time scoring and leaderboard generation for max 1000 for users concurrently AWS AppSync

COMMUNITY DAY Mumbai API for mobile application that has to interact with backend and get real-time updates of IoT devices if they are up and running or any alerts AWS AppSync

COMMUNITY DAY Mumbai A Public API that is interacting with Lambda function to generate dynamic data and return them in different bits and chunks. AWS Lambda function URL

AWS Service Amazon API Gateway AWS AppSync AWS Lambda Function URL Protocol HTTPs, WebSocket HTTPs, WebSocket HTTPs API Type RESTful, WebSocket GraphQL RESTful in nature Security API keys, IAM, Cognito, Custom authorizers API keys, IAM, Cognito IAM roles Caching Various caching options available Simple caching option available - Offline capability - Supported with AppSync resolvers and SDK - Integration type REST APIs, Lambda functions, selective AWS Services Data Sources - REST APIs, Lambda functions, AWS Services Lambda function based integrations API operation CRUD with HTTP methods GraphQL operations - Query, Mutation and Subscription Defined by Lambda function Direct integration with AWS services with transformation Mapping request and response templates AppSync resolvers with VTL and JS runtime - both unit resolvers and pipeline resolvers - Throttling and rate-limits Granular control with usage plans Limited throttling options for the APIs -

Thank You Jones Zachariah Noel N Senior Developer Advocate @ Freshworks AWS Serverless Hero https://zachjonesnoel.com

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