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People / Martin Castellanos
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Career profile

Martin Castellanos

Software Engineer at Sierra

San Francisco Bay Area

Career path.

  1. Sierra

    Software Engineer

    Sep 2025 - Present
  2. Airtable

    Software Engineer

    Mar 2020 - Aug 2025
  3. Slack

    Senior Frontend Engineer

    Jun 2018 - Mar 2020
  4. Sumo Logic

    Staff Software Engineer (Frontend)

    Jun 2017 - May 2018
  5. Sumo Logic

    Technical Leader (Frontend)

    Feb 2017 - Jun 2017
  6. Sumo Logic

    Software Engineer (Frontend)

    Nov 2012 - Feb 2017
  7. Tiempo Development

    SSE

    Jun 2011 - Nov 2012
  8. Inflection Point Systems

    Software Architect

    Mar 2010 - Jun 2011
  9. Inflection Point Systems

    Senior Software Engineer

    Jul 2008 - Apr 2010
  10. Kernel Technologies

    Java Developer - Technical Leader

    Jul 2007 - Jul 2008
  11. URBE

    Web Programmer

    Sep 2006 - Jul 2007