Yonggang H.

Senior QA Engineer and Staff Software Developer with extensive mainframe-to-cloud expertise. Leads test automation and accessibility compliance for IBM Developer for z/OS, delivering 10K+ automated tests per release and achieving 100% coverage of critical debug scenarios. Designed and owned Java-based tooling that cut fix publishing time by over 60% across global support teams. Ready to apply deep QA leadership and full-stack delivery skills to drive high-quality, secure software releases. With over two decades of experience in software development and quality assurance, I specialize in testing and maintaining enterprise and mainframe technologies. In my current role as Senior QA Engineer at IBM Canada, I contribute to Debug for z/OS by designing and executing automated test cases, creating accessibility-compliant testing plans, and ensuring seamless integration through tools like Eclipse RCP Testing Tool, Jenkins, and IBM ETM. My core competencies include test automation, accessibility testing, and hybrid-cloud debugging technologies. By collaborating with cross-functional teams, I help deliver high-quality enterprise software solutions that enhance reliability and accessibility. My work reflects a commitment to technical precision, innovation, and the development of effective debugging tools for the mainframe ecosystem.