> Markdown version of [/@bjorn-stahl](https://www.wearedevelopers.com/@bjorn-stahl). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Björn Stahl Software architect breaking down cloud trade-offs and building high-traffic Java applications. ## About Björn Stahl helps companies navigate system architecture and cloud trade-offs at AVS. He focuses on building high-traffic, low-latency applications and optimizing performance in the Java world. In his talks, he breaks down the practical realities of software development—whether it's untangling open-source licenses or examining the true cost of cloud vendor lock-in. Alongside his technical work, he studies engineering leadership and team dynamics. ## Past Sessions ### World Congress 2026 Europe · July 8, 2026 Berlin, Germany - [Open Source Software Licenses - A short Guide for Software Developers](https://www.wearedevelopers.com/events/world-congress-2026-europe/sessions/989-open-source-software) · 30 min ### World Congress 2024 · July 17, 2024 Berlin, Germany - [Cloud Vendor Lock-In - Is it just a new version of the Database Abstraction Layers?](https://www.wearedevelopers.com/videos/1185-cloud-vendor-lock-in-is-it-just-a-new-version-of-the-database-abstraction-layers) · 30 min · 🎥 Watch recording ## Videos - [Cloud Vendor Lock-In - Is it just a new version of the Database Abstraction Layers?](https://www.wearedevelopers.com/videos/1185-cloud-vendor-lock-in-is-it-just-a-new-version-of-the-database-abstraction-layers) · Björn Stahl ## Links - [X](https://twitter.com/Mr__Steel) - [LinkedIn](https://www.linkedin.com/in/bjoernstahl)