Keith Rumjahn

Keith Rumjahn is an entrepreneur, AI educator, and creator focused on helping professionals use AI practically in their work. With over 15 years of startup experience, Keith has built and led venture-backed technology companies, raised more than US$20 million in funding, managed teams of over 40 people, and developed products used by millions globally. Today, Keith runs **Keith AI**, where he teaches AI agents, automation, AI coding, Claude Code, OpenAI Codex, local AI systems, and real-world workflows. His audience includes over **13,000 YouTube subscribers**, **11,000 Threads followers**, and **6,000 LinkedIn followers**. Keith has taught AI to more than **2,000 students** through online courses on Udemy and other platforms. He has also trained over **300 professionals** through corporate workshops and in-person programs at **HKU SPACE** in Hong Kong. His teaching style is practical, hands-on, and focused on helping people move from simply understanding AI to actually building useful