Jack H. is an accomplished data science professional with extensive experience in various high-profile roles. Currently serving as a Principal Data Scientist at Snowflake since 2023, Jack previously held the position of Senior Data Scientist at Twitter from August 2019 to 2023. Prior to that, Jack worked as a Quantitative Finance Analyst at Bank of America Merrill Lynch from August 2017 to July 2019 and as a Quantitative Risk Analyst at BMO Financial Group from July 2016 to July 2017. Jack's early career included an internship as a Quant Research and Modeling Intern at Moody's Corporation in mid-2015. Jack holds a Doctor of Philosophy (PhD) in Statistics from Northwestern University (2011-2016) and a Bachelor of Science (BS) in Mathematics and Applied Mathematics from Zhejiang University (2007-2011), along with additional coursework at Columbia University in 2010.
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