• 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...


  • AWS ControlTower Troubleshooting Tips

    AWS ControlTower is a powerful tool for centrally managing multiple AWS accounts. However, troubleshooting ControlTower issues can be challenging due to the complex architecture it relies on. This article provides some tips for resolving common ControlTower problems. Firstly, it’s important to stay calm if something goes wrong. ControlTower errors usually...


  • Hey CDK, how should I handle dependencies?

    At some point, every CDK developer has to deal with dependencies. While it’s easy within CDK Applications, it is more complicated when writing CDK Libraries. In this article, I will show how to manage dependencies in CDK Applications and Libraries written in TypeScript. This is another part of my ‘Hey...


  • Hey CDK, how do cross-account deployments work?

    The AWS CDK makes it easy to deploy your application, regardless if it consists of multiple stacks that are deployed in multiple accounts and regions. Even assets, for example, the code of lambda functions or the container image of Fargate services, are not a problem. But in your pipeline, you...


  • Hey CDK, how can I use a tarball as Docker image asset?

    With assets, the AWS CDK provides an easy way to build Docker images based on a Dockerfile. But sometimes, Docker images are built natively by other tools (e.g. jib). How can they be integrated as native container image assets into your stack? Since version 1.113.0 it’s possible to use tarballs...