Bj Rollison is a Principal SDET Lead at Microsoft, currently leading a team responsible for testing the foundation services integrating social networking features on the Windows Phone. Bj started his professional career in the computer industry in 1991 building custom hardware solutions for small and medium sized businesses for an OEM company in Japan. In 1994, he joined Microsoft’s Windows 95 international team, and later moved into a test management role in the Internet division working on Internet Explorer 3.0 and 4.0 and several web-client products.
As the Director of Test and a Test Architect in Microsoft’s Engineering Excellence group Bj has taught thousands of testers and developers around the world. Bj also teaches software testing courses at the University of Washington, and is a frequent speaker at international software testing conference, and is co-author of the book How We Test Software At Microsoft. Bj is currently interested in the application of random test data generation to increase test effectiveness of test designs through variance in test data, and some of his tools can be found at http://www.testingmentor.com.