Roger Chang is an experienced data scientist currently serving as a Senior Data Scientist at Visa, a position held since February 2019. Prior roles include Decision Scientist at Visa, where responsibilities involved digital analytics and A/B testing, and Optimization Analyst at realtor.com, focusing on revenue and growth through extensive testing. Early career experiences include internships at BioLegend in purification processes, National Central University with molecular biology experiments, UCSD Moores Cancer Center assisting in tumor research, and a biostatistical internship at Kelly Statistical Consulting, emphasizing programming in SAS and R. Academically, Roger holds a Master of Science in Statistics/Biostatistics from San Diego State University and a Bachelor of Science in Biochemistry and Cell Biology from UCSD.
Location
San Jose, United States
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