|Known for||Internet Relay Chat|
Biography and career
While working at the University of Oulu in August 1988, he wrote the first IRC server and client programs, which he produced to replace the MUT (MultiUser Talk) program on the Finnish BBS OuluBox. Using the Bitnet Relay chat system as inspiration, Oikarinen continued to develop IRC over the next four years, receiving assistance from Darren Reed in co-authoring the IRC Protocol. In 1997, his development of IRC earned Oikarinen a Dvorak Award for Personal Achievement—Outstanding Global Interactive Personal Communications System; in 2005, the Millennium Technology Prize Foundation, a Finnish public-private partnership, honored him with one of three Special Recognition Awards.
He started working for medical image processing in 1990 in Oulu University Hospital, developing research software for neurosurgical workstation, and between 1993 and 1996 he worked for Elekta in Stockholm, Sweden and Grenoble, France putting the research into commercial products marketed by Elekta. In 1997 he returned to Oulu University Hospital to finish his Ph.D. as Joint Assistant Professor / Research Engineer, receiving the Ph.D. from the University of Oulu in 1999, in areas of computer graphics and medical imaging. During these years he focused on telemedicine, volume rendering, signal processing and computed axial tomography. . Once finishing his Ph.D., he has held the positions of Chief Software Architect of Add2Phone Oy (Helsinki, Finland), Head of R&D in Capricode (Oulu, Finland) and General Manager in Nokia.
He is also partner and chief software architect at an electronic games developer called Numeric Garden (Espoo, Finland).
Oikarinen and his wife, Kaija-Leena, were married in 1996 and have three children: Kasper, Matleena, and Marjaana.
- "A Decade of IRC". undernet.org. Retrieved 2007-10-05.
- "IRC History by Jarkko Oikarinen". IRC.org. Retrieved 2007-10-05.
- Oikarinen, Jarkko. "Curriculum Vitae: Jarkko Oikarinen" (PDF). personal homepage. Retrieved 2 August 2011.
- "4. Personal Achievement – Outstanding Global Interactive Personal Communications System". 1997 Dvorak Award Winners. Rancho Cucamonga California. Archived from the original on 2007-09-28. Retrieved 2007-10-05.
- "Three People-centred WWW Projects in Oulu Win Special Recognition Awards". Millennium Technology Prize Foundation. March 17, 2005. Archived from the original on March 17, 2005.
- Oikarinen, Jarkko. "Research". personal homepage. Retrieved 2 August 2011.
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