D3 Security
David (Xiao) Zhou has over a decade of experience in quality assurance and analysis within the technology sector. Currently, David serves as a Senior QA Engineer at D3 Security since October 2014, where responsibilities include ensuring product quality and reliability. Prior to this role, David was a Quality Analyst at MedVoxel Systems from May 2011 to October 2014, focusing on maintaining high standards for software development and testing.