AWS

27 Sept 2026 · 6 min read

Direct, SQS, EventBridge or Step Functions? What 160 Lambda Benchmarks Say

I benchmarked four ways to chain AWS Lambda functions for my MSc. Managed orchestration adds a ~1.5 s routing tax, 512 MB is the memory sweet spot, and SQS catches up.

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25 Jun 2023 · 6 min read

Event-Driven Architecture on AWS: EventBridge, Lambda, SNS and SQS

An introduction to event-driven architecture on AWS: how EventBridge, Lambda, SNS and SQS let loosely coupled services communicate through events.

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21 Jun 2023 · 12 min read

AWS Serverless with Node.js 22: Lambda, DynamoDB and SAM

AWS serverless with Node.js 22: build a TypeScript Lambda that writes to DynamoDB with the AWS SDK v3, test it with Vitest and deploy it using AWS SAM.

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9 Jun 2023 · 11 min read

EventBridge Event Store with DynamoDB and Lambda (Node.js 22)

Build an Amazon EventBridge event store with DynamoDB and a Node.js 22 Lambda using the AWS SDK v3, then deploy it with AWS SAM to trace every event.

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7 Jun 2023 · 9 min read

DynamoDB with TypeScript: Practical Tips

Practical tips for DynamoDB with TypeScript: running DynamoDB locally, modelling data around access patterns and typing your items with interfaces.

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14 May 2022 · 8 min read

Add Lambda Notifications to an Existing S3 Bucket with SAM

How to add S3 event notifications for Lambda to an existing S3 bucket with AWS SAM and CloudFormation, using a custom resource to manage the configuration.

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27 Mar 2022 · 9 min read

AWS Lambda Monorepo with Node.js 22 and pnpm Workspaces

Build an AWS Lambda monorepo with Node.js 22 and pnpm workspaces: share code between functions, bundle with esbuild and deploy nested SAM stacks from CI.

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20 Oct 2021 · 4 min read

Building a Serverless App using CloudFormation, AWS Amplify and React

Build a serverless web app on AWS with React, Amplify and CloudFormation: Cognito auth, deployment to the cloud and running the app locally.

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2 Oct 2021 · 6 min read

How to Host WordPress on AWS with CloudFormation

Deploy WordPress on AWS with a CloudFormation template: create the database password, launch the stack, install WordPress and clean up the resources.

ArticlesAWSTutorial

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