Markus Ostertag
Tech Executive, AWS Hero & Cloud Enthusiast
I’m a Tech Executive, AWS Hero, and long-time cloud enthusiast based in Munich. I build teams, solve problems, and share what I learn - on stage, in the community, and here on this site.
Latest Posts
We Stopped Thinking Together - Why This Blog Has No Schedule
This blog has no posting schedule, and that's deliberate. A piece about why I'd rather think a topic through than feed the attention economy, and what social media has done to the way we exchange ideas.
Twelve Years of Showing Up - Organizing the AWS User Group Munich
I've run the AWS User Group Munich for over twelve years - through a cancelled speaker tour, a full COVID pause, and over a decade of showing up. Here's what actually keeps a volunteer-run community alive after the excitement fades.
The Shared Responsibility Model is Shifting
The AWS shared responsibility model isn't a fixed line - it's a slider. Where it sits depends on which services you choose, and that has real consequences for cost, staffing, sovereignty, and security.