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Career profile

David Mackey

Systems Engineer

San Francisco Bay Area

Career path.

  1. OpenAI

    Member of Technical Staff

    Jan 2026 - Present
  2. LinkedIn

    Senior Staff Software Engineer

    Jul 2023 - Jan 2026
  3. Twitter

    Staff Software Engineer, Tech Lead

    Sep 2011 - Nov 2022
  4. Cisco

    Software Engineer

    Sep 2009 - Sep 2011
  5. Microsoft

    Techncial Student Partner

    Aug 2008 - May 2009
  6. Cisco

    Software Development Intern

    May 2008 - Aug 2008
  7. Up and Running Computers

    Lead Technician

    May 2004 - Aug 2005