• Bypass Docker Hub Rate Limits with ECR PullThrough Cache

    Experiencing Docker Hub’s rate limits? ECR PullThrough Cache seems like a lifesaver, but beware of potential pitfalls, especially with cross-account access. Learn how to navigate these challenges and optimize your container workflow effectively. I have already described the reasons why you should not use DockerHub images in production here. In...


  • Use Slack to handle AWS Support Cases

    In this blog post, I aim to shed light on a relatively unknown feature of AWS: Slack integration for AWS Support. AWS provides different levels of support. Read more on their Premium Support site. Typically, users resort to the AWS Console (Web) to open and respond to Support Cases. However,...


  • Deep Dive on StackSets with CDK

    Can StackSets be fully managed with CDK? In this deep dive you will learn how to synthesize CDK Stacks into StackSet templates and how to deal with Assets when you need them across accounts and regions. This is the written form of my talk at the CDK Day 2023. You...


  • Behind the scenes of AWS Community Day DACH

    AWS Community Day DACH 2023 has concluded, and it was truly remarkable! I trust that everyone had a fantastic time, learned something new, and connected with fellow enthusiasts. But have you ever wondered what goes on behind the scenes to organize such an event? In this post, I’ll share my...


  • How I write TypeScript lambdas in CDK

    In this blog post, I’ll share my personal approach to developing TypeScript lambdas using CDK. Join me as I walk you through the tools and techniques I use to make my lambda functions production-ready. TL;DR: I utilize Projen for project setup. I rely on NodeJsFunction for building TypeScript lambda functions...