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Yang Si is a seasoned professional with extensive experience in product management and quality assurance. Currently serving as a Senior Product Manager at XUMO since August 2019, Yang has previously held roles such as QA Engineer and QA Analyst at GameFly from July 2012 to August 2019, and as a QA Engineer at NTI Corporation from November 2007 to August 2012. Yang holds a Bachelor of Science degree in Information and Computer Science from UC Irvine, completed in 2007.