Liangwei Guo has a solid background in software development and machine learning, demonstrating progressive experience in prominent tech companies. Liangwei began as a Software Development Engineer I and II at Amazon, focusing on the Alexa speech recognition team from June 2016 to May 2018. This role was complemented by a position as a Teaching Assistant for Machine Learning at Brandeis University in early 2015. Liangwei advanced to a Senior Machine Learning Engineer at Amazon Web Services from May 2019 to March 2022, making significant improvements in low-resource languages through innovative acoustic model designs. Subsequently, Liangwei served as a Lead Machine Learning Engineer at Snap Inc., specializing in video recommendation modeling from March 2022 to December 2025. Currently, Liangwei holds the position of Staff Machine Learning Engineer at Meta, concentrating on modern recommendation systems. Academic achievements include a Bachelor's Degree in Management Science from Dongbei University of Finance and Economics and a Master's Degree in Computer Science from Brandeis University, both with outstanding GPA scores.
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