Kunlong Gu is a Senior Staff Engineer at YouTube, focusing on machine learning (ML) data efficiency since July 2025. Prior to this role, Kunlong held several prominent positions, including Senior Staff Software Engineer at Waymo, where responsibilities included managing ML data engines and data efficiency from May 2020 to June 2025. At Pinterest, Kunlong acted as Engineering Manager, leading visual search initiatives for shopping between March 2018 and May 2020. Earlier experience includes roles at Waymo in perception for self-driving cars, and multiple engineering positions at Google, specializing in image search ranking and feature extraction. Kunlong's career also encompasses research roles at FUJIFILM Medical Systems and a background in signal processing. Educational qualifications include a Master's Degree from the University of Florida and a Bachelor's Degree in Telecommunication Engineering from Shanghai Jiao Tong University.
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