← Back to PeopleCKResearcherChangsung KangPrincipal Research Scientist at Walmart Global TechLinkedInChangsung Kang is a Principal Research Scientist at Walmart Global Tech leading initiatives to advance core technologies.1Mentions1Articles1OutletsCompanies CoveredAlibaba1Apple1Wayfair1ArticlesMost recent firstMentioned InReferenced in coverageIt Takes Two to Match: Co-Evolving Generative Retriever with Reinforcement LearningSubstackpositiveSep 6, 2026“Co-author of paper on generative retrieval with reinforcement learning”