Willem van Biljon
Willem van Biljon
|Born||29 December 1961|
Pretoria, South Africa
|Residence||Cape Town, South Africa|
|Alma mater||University of Cape Town|
Willem van Biljon (born 1961) is an entrepreneur and technologist born, raised and educated in South Africa.
Van Biljon graduated from the University of Cape Town with a degree in Computer Science. He held engineering and research positions at LinkData, the Institute for Applied Computer Science and the National Research Institute for Mathematical Sciences.
Van Biljon co-founded Mosaic Software. Mosaic built the Postilion payment system, the first high-end payment transaction switch for commodity hardware and operating systems (Windows). Mosaic's investors included GE and Paul Maritz. The company became one of the top three payment processing software vendors in the world and was sold in 2004 to S1 Corp.
Van Biljon worked for Amazon.com where he, along with Chris Pinkham and Christopher Brown, led the team that developed Amazon's Elastic Compute Cloud (EC2). Willem built the business plan for the service and was responsible for product management and marketing for the public cloud service. 
In 2006, van Biljon left Amazon Web Services and later started a venture with Chris Pinkham. The company, Nimbula, was focused on Cloud Computing software and was funded by Sequoia Capital and Accel Partners. In March 2013, Nimbula was acquired by Oracle Corporation.
After Nimbula, Van Biljon joined takealot.com, the largest e-commerce retailer in South Africa where he served as Co-CEO and CTO from 2014 to 2017.
Van Biljon is also an advisor and board member to a number of technology companies.
- Hirsch, M, SR Schach, and WR van Biljon, "High-Level Debugging Systems for Pascal: Interpreter versus Compiler," Quaest. Informaticae 3 (3), pp 9-13, August 1987.
- Van Biljon WR, "A geographic database system", Proceedings Auto Carto 8, Baltimore USA, pp 689–700, March 1987.
- Van Biljon WR, "Towards a fuzzy mathematical model of data quality in a GIS", Proceedings EDIS '87 Conference, Pretoria SA, 11 pp, September 1987.
- Van Biljon, WR, DA Sewry, and MA Mulders. "Register allocation in a pattern matching code generator." Software: Practice & Experience, 17(8):521–531, August 1987.
- Van Biljon, WR, "Extending Petri Nets for Specifying Man-Machine Dialogues", Int. J. Man-Machine Studies, Vol. 28, pp 437-455. 1988.
- "Mosaic Software selects Stratus for its EFT software solution". July 2001.
- "Former Microsoft executive Paul Maritz invests in Mosaic Software". 8 October 2001.
- "S1 to Buy Mosaic to Add ATM Channel to Front-Office Suite". 9 November 2004.
- "S1 To Acquire Financial Transaction Solution, Add ATM Channel to Complete Integrated Front-Office Suite". 9 November 2004.
- "Amazon opens Cape software centre". 19 July 2005.
- "Amazon opens dev centre in Cape Town". 20 July 2005.
- "Amazon's Pinkham quits". 29 November 2006.
- "Amazon's early efforts at cloud computing? Partly accidental". 17 June 2010.
- "The Origins of Amazon's Cloud Computing". 18 June 2010.
- Amazon EC2 creator launches private cloud start-up
- "Nimbula Secures $15 Million Venture Capital Investment".
- "Oracle and Nimbula". www.oracle.com. Retrieved 8 January 2018.
- "Willem van Biljon - LinkedIn Profile".
- "(WO2007126835) MANAGING COMMUNICATIONS BETWEEN COMPUTING NODES, Patent page on WIPO website".
- "(WO2007126837) MANAGING EXECUTION OF PROGRAMS BY MULTIPLE COMPUTING SYSTEMS, Patent page on WIPO website".
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