Started off as programmer for a local hardware manufacturer in 1986 with his class-mate Jaan. The company was assembling 8 bit computers for use in public schools. Wrote various software for the platform, including several games.
In 1989 participated in creating Kosmonaut the first Estonian computer game to be published outside the country.
Went to study computer science in the 1992 in the Tallinn Technical University.
Set up Bluemoon Software with Ahti and Jaan, and has been involved in most of the projects of the company so far.