Mitchell De Keyser

  • Software Developer
  • Yorba Linda, California, United States
  • Computer Software

Previous positions

  • Software Developer at Optiver
  • Software Developer Intern at Optiver


University of California, Los Angeles, Bachelor’s Degree, Computer Science



Hardworking, studious individual who seeks to learn from the best and be the best. Easy to work with and enjoys working in a team oriented environment.


  • Software Developer


    August 2017 – August 2019(2 years)Greater Chicago Area

    – Created a two-stage C++ and Python decoding system that takes large volumes of raw packet capture data and produces compressed hdf files that data analysts can easily use – Upgraded trading applications to support a new parameter server that would save the company from significant costs – Added CME click trading support into one of Optiver’s C++ trading platforms which is used to issue over 10,000 orders every month – Significantly improved performance of a multi-threaded data publisher that processes and disseminates millions of market updates daily

  • Software Developer Intern


    June 2016 – August 2016(2 months)Greater Chicago Area

    – Worked to redesign the way multithreading works within Optiver’s quoting application – Utilized Java NIO in order to replace a third party java threading library known as Jetlang – Optimized the quoting application’s Java garbage collector

  • Web Designer/Database Administrator

    Complete Paperless Solutions

    July 2014 – September 2015(1 year 2 months)Anaheim

    – Designed and created a web based help desk for client needs and reported issues using Java and HTML – Utilized SQL Server 2008 to store and display information from the help desk about tickets, work orders, clients, software support, and bugs

  • Engineering Intern


    July 2012 – August 2012(1 month)El Segundo

    – Collaborated with a team of engineers to help create a new highly secure communication system known as FAB-T – Designed and implemented complex algorithms that were used to quickly track progress made throughout the testing of the communication system


  • University of California, Los Angeles

    Bachelor’s Degree, Computer Science

    2013 – 2017

    Activities and Societies

    Ice Hockey Team, LA Hacks

  • Valencia High School

    2009 – 2013


  • English

    Native or bilingual proficiency

  • Dutch

    Native or bilingual proficiency

  • Spanish

    Elementary proficiency

Skills & Expertise

  • Algorithms
  • Computer Science
  • Git
  • Leadership
  • Software Design
  • JavaScript
  • CSS
  • XML
  • JIRA
  • Data Analysis
  • Unix
  • Visual Studio
  • Microsoft Excel
  • Bitbucket
  • Multithreading
  • Software Documentation
  • Object Oriented Design
  • Python
  • Web Development
  • Microsoft Office
  • Android Development
  • PowerPoint
  • Linux
  • Reliability
  • Teamwork
  • PHP
  • HTML5
  • Batch Processing
  • C
  • Jenkins
  • Object-Oriented Programming (OOP)
  • Problem Solving
  • MySQL
  • C++
  • HTML
  • Social Media
  • Microsoft Word
  • Microsoft SQL Server
  • Design Patterns
  • Agile Methodologies
  • Programming
  • Java
  • Testing
  • Software Development
  • SQL
  • Windows