Summary
Sebastian Rühmann is a Technical Lead based in Hamburg with 11 years of experience building full-stack web applications and leading engineering efforts. He has progressed from apprentice and freelancer to leading frontend infrastructure and backend services, notably migrating legacy stacks to React and integrating Flask/Django with PostgreSQL, Redis and MQTT. At KIWI.KI he combined hands-on engineering with mentorship, onboarding and guiding new hires through complex projects. Currently at aiomatic he moved into technical leadership, continuing to bridge product needs and scalable implementation. He also initiates public-facing projects like Hotspot or not? and Available-Citybikes, reflecting an interest in urban mobility data and civic-facing tooling. Trained in Human-Computer Interaction, he brings a user-centered perspective to system design and developer-facing infrastructure.
11 years of coding experience
7 years of employment as a software developer
Computer Science Expert, Computer Science Expert at Berufliche Schule ITECH Elbinsel Wilhelmsburg
Bachelor of Science - BS, Human Computer Interaction, Bachelor of Science - BS, Human Computer Interaction at University of Hamburg