David Johnston is a Senior Software Development Engineer at Amazon, where they manage a team focused on enhancing personalized content for the company's search pages. They previously served as a Software Development Engineer at A9.com and spent several years at Groupon as a Local Data Science Engineer, leading various initiatives to improve data quality and entity resolution. David also worked as a Data Analyst at Stanford University, applying statistical modeling techniques in cancer research. They earned a Master of Science in Computer Science from UC San Diego and a Bachelor of Arts in Statistics and Economics from UC Davis.
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