Blog Posts

In this post, you'll learn how to use AWS Lambda functions as both data sources and event handlers for publish and subscribe actions in AWS AppSync Events. We’ll walk through setting up a namespace, wiring direct Lambda integrations using CDK, and handling real-time events with Powertools for AWS Lambda. This approach gives you full control, observability, and flexibility—all while keeping your WebSocket architecture serverless and scalable.

learn about AWS Web Application Firewall (WAF) and use CDK code to protect an REST API served by an API Gateway and enable metrics and logs

Build a secure Fargate ECS cluster with an application load balancer and a web application using Python CDK code.

Learn of CloudFormation custom resources, their types, and best practices using AWS CDK, Powertools for AWS, Pydantic, and crhelper.

Reduce AWS Lambda cold starts and optimize costs with dynamic provisioned concurrency. Master it with our AWS CDK Python guide.

Learn from my experience developing a performance-oriented serverless service. I'll share insights on multi-language strategies.