Kresten provides technical leadership and vision at Humio. In his previous role as CTO of Trifork, Kresten was responsible for technical strategy and has provided consulting advice to teams on a variety of technologies to include distributed systems and databases, erlang, Java, and mobile application development. Kresten has been a contributor to several open source projects, including GCC, GNU Objective-C, GNU Compiled Java, Emacs, and Apache Geronimo/Yoko. Prior to Trifork, Kresten worked at NeXT Software (now acquired by Apple), where he was responsible for the development of the Objective-C tool chain, the debugger, and the runtime system. Kresten has a Ph.D. in computer science from University of Aarhus.