OpenX exists to help publishers grow their businesses by monetizing great content. We do this by creating highly efficient, high quality programmatic advertising marketplaces that deliver value.

Founded 2008
201-500 employees
  • News, Media, Advertising, & Publishing
  • Headquarters address
    888 East Walnut Street, Pasadena, CA 91101, USA

    Who We Are

    OpenX is a global leader in digital and mobile advertising technology. We create highly efficient, high quality programmatic advertising markets that deliver optimal value to buyers and sellers and evolve rapidly to support the growth of the digital economy across screens and formats.

    OpenX’s unified monetization platform combines an ad server and a real-time bidding ad exchange to deliver the highest revenue across every digitally connected screen.

    OpenX Office

    Best known for hosting the annual Tournament of Roses Parade and Rose Bowl football game, Pasadena is also home to a dynamic startup and technology culture, and has produced numerous successful technology companies worth billions of dollars. The city boasts numerous cultural institutions, including the Norton Simon Museum of Art, the Pasadena Playhouse, and the Pacific Asia Museum. Historic Old Town Pasadena is renowned for its architectural landmarks, fine restaurants, and top retailers. Conveniently located near the Gold Line and major freeways, the city is home to many scientific and academic institutions, including the California Institute of Technology (Caltech), the Jet Propulsion Laboratory (JPL), and Art Center College of Design.

    In addition to our HQ in Pasadena and our Northern California office in Menlo Park, we are excited to announce our NEW office location in Culver City, CA. Conveniently located and close to the Expo Line and major freeways, this new location serves as a central hub for our talent that currently resides on the Westside, thus providing better work/life balance and minimizing commute times.

    We Want You If.....

    you are interested in working for a fast growing internet company, backed by some of the best venture capital investors in the business, OpenX may be the place for you. We are focused on disrupting the online advertising market on behalf of publishers around the globe. We're a small company today, but with huge ambitions.
    We're now looking for people that are up for that challenge - motivated, passionate, and entrepreneurial team players. If that sounds like you, let us know. And don't worry if our published job opportunities don't match your profile precisely - we're happy to receive unsolicited applications from great people with good ideas.

    Tech stack

    Python, Rest API, Django


    Compensation and retirement

    401k plan

    Health and wellness

    Health insurance
    Dental insurance
    Vision insurance
    Life insurance
    Disability insurance

    Values and quality of life

    Catered lunches
    OpenX - We have a game room for you to relax during break time!
    OpenX - OpenX gives back at the LA Food Bank
    OpenX - Making delicious smores at our camp themed mingle!
    OpenX - Company Photo
    OpenX - Company Photo
    OpenX - We frequently have fun-themed mingles!