Dr. Jan Koehnlein has earned several years of experience in the development of programming tools. That involves language design, modeling, combining textual and graphical notations, and the integration into an IDE on various platforms.

Jan has been a committer to the Eclipse projects Xtext and Xtend right from their beginnings. In addition, he designed FXDiagram, an open source framework to visualize any kind of model with a strong focus on user experience and a modern look and feel.

Jan is a well-known speaker at international conferences, and he has published a number of articles in magazines. He also gives trainings and lectures on Xtext and surrounding technologies.

In 2016, Jan and two friends founded the company TypeFox. It is specialized in the development of tools and languages for software engineers and other domain experts, providing everything from contract work, to professional support, consulting, and workshops.

In his private life, Jan is a passionate father. He loves photography and kayaking.