About

Geoff Cox is a talented and experienced Principal Software Development Engineer with over 25 years of experience in building modern applications, high scale web services, and developer experience APIs and tools. With deep expertise in the latest technologies and an ability to adapt quickly to changing business needs, Geoff is known for his open and caring leadership style that enables teams to achieve high productivity and deliver amazing results. Currently working at Microsoft as a Principal Software Development Engineer at Fluent UI, Geoff is helping to develop Fluent UI React, a collection of UX frameworks for creating beautiful, cross-platform apps that share code, design, and interaction behavior. Prior to this role, Geoff worked as a Principal Software Development Lead at LUIS, where he delivered a massive new web experience for the Language Understanding Intelligence Service (LUIS) and helped integrate machine teaching capabilities from research in the LUIS product to enable long document ML models. Geoff has also worked as a Principal Research Software Development Lead at Microsoft Research, where he led a team of research developers to advance the field of Machine Teaching. He created a disciplined engineering process optimized for speed of innovation with high quality, built a culture of clean architecture that delivered key innovations and quality improvements, and delivered an integrated machine teaching environment UI (React, Typescript, MobX) and SDK (C#/.Net). Geoff holds a B.S. in Computer Science from the University of Washington, where he graduated in 1995. His tech stack includes Software Engineer, UI, Web, Research Scientist, ML, Senior Software Engineer, Integration, and Typescript. With 28.53 years of relevant experience, Geoff is a thoughtful leader and kind person who is passionate about building innovative solutions that make a difference.