Hi, I'm Kö!

My name is Christian Köberl and I am a software engineer @ Porsche Informatik in Salzburg, Austria.

Latest Blog Posts

Red Hat Hardened Images and Jib

Red Hat has recently released Red Hat Hardened Images - a collection of container images that are minimal, distroless, and optimized for security. In this blog post, we will explore how to use these images in combination with Jib to build secure and optimized container images for Java applications.

Read more →

Enterprise Vibe Coding

Vibe Coding is gaining traction, but how can it work in an enterprise context? This post explores two approaches—issue-based vibe coding and cloud dev-environments—to enable business people to create integrated, maintainable, and secure applications.

Read more →

AI Updates - April 2025 - 2nd Edition

Busy OpenAI weeks: GPT-4.1, o3 and o4-mini, OpenAI Codex CLI and rumors about OpenAI buying Windsurf. Google launches Gemini 2.5 Flash, and PocketFlow is a minimalistic framework for building AI agents.

Read more →

AI Updates - April 2025

OpenAI's new image generation model, AI 2027 - a scenario of AI future, data protection in AI tools, and Meta's Llama 4 launch.

Read more →

Beating C with 33 Lines of Java

Writing a faster word count (wc) in Java and learing about the GraalVM.

Read more →

Development Environment in WSL2

This guide details setting up a WSL2 development environment with Ubuntu on Windows 10, including installation steps and addressing GUI app support challenges.

Read more →