Lutz is an independent consultant working at the intersection of software architecture and organizational design, a frequent conference speaker, and a blogger. Until recently, he was Head of Engineering at Upvest, a Berlin-based FinTech company that makes investing accessible to everyone. Previously, he led engineering teams building software for container shipping, online retail, financial institutions, and even cruise ship entertainment systems. His current focus is on event-driven architecture, highly available and scalable systems, and strategic domain-driven design.

He blogs on https://reactivesystems.eu/ and is https://bsky.app/profile/huehnken.de on BlueSky.