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Shengsong Xu is a Software Engineer with experience at PolyAI since September 2024, focusing on coding chatbots and producing high-quality code snippets. Prior to this role, Shengsong Xu worked at DataAnnotation from January 2024 to September 2024, contributing to similar chatbot development tasks. Between January 2023 and April 2023, Shengsong Xu actively participated in the TD Liquidity Manager project, a secure web application for corporate clients, while enhancing communication within cross-functional teams. Earlier experience includes a Software Developer position at the University of Toronto Scarborough from January 2022 to August 2022, where optimization of a web crawler using Node.js and Python significantly increased crawling speed and reduced errors. Shengsong Xu holds a Bachelor's degree in Computer Software Engineering from the University of Toronto Scarborough, completed in 2024.