Donald String Email: ad0smm@r.postjobfree.com Phone: 408-***-**** Address: 820 Saratoga Avenue, K207, San Jose, CA 95129 https://www.linkedin.com/in/donaldstring/

Summary: Results-driven Software/Hardware Quality Assurance professional with over two decades of expertise in testing procedures, bug tracking, test case creation, and test suite execution. Proficient in software/device launch testing, certification processes, data analytics, and cybersecurity assessment for both device and server domains.

Professional Experience:

Senior Quality Assurance Engineer Blackberry Corporation, Sunnyvale, CA March 2015 – January 2023

●Conducted rigorous testing of Blackberry Dynamics Suite's enterprise software (Blackberry Work, Access, UEM, Notes, Tasks, Connect) across diverse platforms and backend setups, identifying bugs and ensuring hardware compliance.

●Verified functionality of Blackberry Analytics data collection and geo-tagging features with BB and Cylance cybersecurity backends.

●Organized and maintained testing documents, results, and certifications during product launches.

●Collaborated with Developers and Business Development to report, verify, and resolve defects.

●Led Mobile Device Management testing and certifications.

●Performed data analytics and geo-tracking testing (BIS Analytics).

●Investigated and implemented XML code changes for hardware compliance rules and updates.

●Managed hardware for cross-functional engineering teams globally.

Tools Used/Familiar With: Perforce, Android Studio, Apple Xcode, Review board, Notepad++ XML editor, Testlink - TestRail, Atlassian-Jira, VMWare, VSphere, Exchange administrator, Amazon AWS platform, Seetest device automation, Custom device flashing software, Odin, Salesforce, go/bat (BlackBerry Internal device tracking system), Microsoft Office suite.

Senior Lead QA Engineer Good Technology (BlackBerry Acquired), Sunnyvale, CA February 2004 - March 2015

●Ensured functionality and consistency of Good Technology's mobile enterprise software across hardware, software, and service carriers.

●Collaborated with developers and engineers to design and execute test cases.

QA Test Analyst (Contract) SCEA (Sony Computer Entertainment of America), San Mateo, CA Feb 2001 - Dec 2003

●Tested PlayStation and PlayStation 1, 2 games for functionality and user experience.

●Evaluated game content against technical requirements and legal standards.

●Executed test and regression test plans, reporting and collaborating on bug fixes.

●Assisted in managing and executing E3 demos for Sony's early online multiplayer game.

Quality Assurance Test Engineer (Contract) Palm, Santa Clara, CA Aug 2000 - Jan 2001

●Executed compatibility testing of third-party applications on early Palm handhelds.

●Filed bugs and communicated findings to 3rd party developers.

●Performed tests and regression tests using various Palm OS devices.

Education:

●De Anza JC (Music Theory) - San Jose, CA 1990 - 1992

●Lynbrook High School 1987 - 1990

References available upon request

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