[3] Friis and Zennström also developed Joost—an interactive software application for distributing TV shows and other forms of video content over the Web.
[6] Friis had no formal higher education, dropping out of high school before starting a job at the help desk of CyberCity, one of Denmark's first Internet service providers.
Friis moved into Zennström's small apartment in Amsterdam in January 2000 where they started developing KaZaA,[8] the company responsible for the most popular software for use with the FastTrack file sharing network protocol.
[10] In 2012, Friis co-founded Wire, a secure collaboration platform that uses end-to-end encryption to protect digital assets.
[13] In 2006 Janus Friis got the prestigious award “IT-prisen” ("The IT Prize") in his home country, given by the Danish IT industry and IDG, for his work and innovation.