Harold Fox is a data scientist at Two Sigma since June 2016 and has extensive experience in the technology and finance sectors. Prior to this role, Harold served as a senior software engineer at Twitter Inc from March 2013 to June 2016 and held the position of vice president in equity derivatives at Credit Suisse from July 2008 to February 2013. Additional experience includes a summer associate role at Credit Suisse Group in 2007 and multiple software developer roles at E-Standard Inc., SimplyDone.com, and Simply Done Business Solutions from 1999 to 2001. Harold holds a PhD in Computer Science from the Massachusetts Institute of Technology, earned in 2008, and a Bachelor of Arts in Mathematics from Cornell University, completed in 1999.
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