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William Grim

William Grim

Graduate Assistant / Student Worker

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location of William GrimGreater St. Louis

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  • Timeline

  • About me

    CEO at Happiness Enterprises LLC

  • Education

    • Southern Illinois University Edwardsville

      2000 - 2005
      B.Sc. Computer Science

      Activities and Societies: Computer Association of SIUE President, Linux/Unix Users Community of SIUE

    • Southern Illinois University Edwardsville

      2005 - 2007
      M.Sc. Computer Science

      Activities and Societies: Computer Association of SIUE Thesis titled, "A User-Space Device Driver Framework", 2007.

    • City University of New York City College

      2009 -
      B.Sc. Pure Mathematics

      This is a school I attended part-time, and I did this because I love the challenges Pure Math brings and where it puts me in terms of solving difficult problems.

  • Experience

    • Southern Illinois University, Edwardsville

      Jan 2000 - Jan 2007
      Graduate Assistant / Student Worker

    • Levi, Ray, and Shoupe, Inc.

      Jan 2001 - Jan 2005
      Software Developer

      This was a seasonal internship.

    • Morgan Stanley

      Aug 2007 - Jan 2013

      Lead developer of the commodities E-Trading platform. Development on the energy trading risk systems. - Implemented, as lead designer, a coverage-based querying system (i.e. semantic database).- Received professional-level training in C++, C#, Java, XML, NetBeans, and UNIX systems with Mallon Associates Intl.

      • IT Associate

        Jan 2010 - Jan 2013

      • IT Associate

        Dec 2007 - Dec 2009

      • Technology Analyst

        Aug 2007 - Dec 2007

    • ROBLOX

      Mar 2013 - Feb 2015
      Senior Software Engineer

      Game engine optimizations, system work, networking engine work.

    • Signal ™

      Mar 2015 - Oct 2018
      Big Data Engineer

    • Belvedere Trading, LLC

      Nov 2018 - Apr 2021
      Senior Software Engineer

    • Monad Inc

      Apr 2021 - May 2022
      Big Data Engineer

    • Belvedere Trading, LLC

      Jul 2022 - Oct 2023
      Big Data Engineer

    • Happiness Enterprises LLC

      Oct 2023 - now
      Chief Executive Officer

  • Licenses & Certifications

    • Neural Networks and Deep Learning

      Coursera
      Aug 2017
      View certificate certificate

    • Course Completion - Quantum Programming Core

      D-Wave
      Nov 2025

    • Improving Deep Neural Networks: Hyperparameter tuning, Regularization and Optimization

      Coursera
      Sept 2017
      View certificate certificate