Christian has been involved in the Free Software community since the late 90's. He has worked on a wide range of desktop and server technologies for GNU/Linux. He worked on Gtk+ based applications while at VMware and Red Hat and contributes to GNOME and associated technologies. He is also the author of the official MonogoDB C driver.
In the summer of 2014, Christian quit his job to build a new IDE for the GNOME desktop, called Builder.