Senior QA Automation Engineer with 10+ years of experience building enterprise-grade test automation frameworks across web, mobile, API, and performance testing. Currently designing an AI-agent-driven autonomous testing platform at Ray Co., Ltd. for dental 3D imaging software, integrating self-healing scripts and intelligent triage into full CI/CD pipelines. Holds an M.S. in Computer Science (AI/ML) from Sogang University, an ISTQB-CTFL certification, and a peer-reviewed publication in MDPI Diagnostics. Led QA teams serving Fortune-500 clients including Travelers, Capital One, BNY Mellon, and Swiss Re at Cognizant.