Philip Langer is a principal software architect and general manager of EclipseSource in Austria. For many years now, Philip has been passionate about the technologies of the Eclipse ecosystem. More recently web-/cloud-based tool development has become one of his main focus areas. In his daily work, Philip supports organizations in building web-based domain-specific modeling and engineering tools, including graphical modeling editors, model diff/merge with Git, and much more -- all based on open-source Eclipse technologies. Philip is the project lead of the Eclipse Graphical Language Server Platform (GLSP), as well as of EMF.cloud and a committer on Sprotty, EMF Compare, and Papyrus.