OpenX Technologies

HQ
Pasadena, California, USA
Total Offices: 3
420 Total Employees
Year Founded: 2007
OpenX is an ad tech company that drives optimal value for advertisers through high-scale marketplaces across all screens
OpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens. We’re an independent omni-channel supply-side platform (SSP) and a global leader in supply-side targeting, transparency, and sustainability. Through our 100% cloud-based tech stack, we power advertising across CTV, app, mobile web, and desktop, enabling publishers to deliver marketers with improved performance and dynamic future-proofed solutions. With a 17-year track record of programmatic innovation, we're a direct and trusted partner of the world’s largest publishers, working with more than 130,000 premium publisher domains and over 100,000 advertisers.

OpenX Technologies Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: Not Specified
Company Office
HQCorporate HQ
Chicago, Illinois, USA
Company Office
New York, New York, USA
Learn more

What the Team is Saying

Cassie Nufable
Ben White
Qixuan Yu
Nathan Rideout-Cadieux
Cheryl Tan
Alexa Ofsanko

Articles We're In

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Conlan Carter Conlan Carter
Published on April 03, 2025

Why Collaborative Culture Matters at These Currently Hiring Companies

Employees at OpenX and Million Dollar Baby Co. share what drew them to their teams and why culture played a big role in their decision to join.

Author Unknown
Updated on September 03, 2025

32 LA Adtech Companies You Should Know

With the tech community changing every day, it's become clear that LA is home to an exciting crop of adtech startups.

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Lucas Dean Lucas Dean
Updated on April 03, 2025

Mission Possible: How OpenX and Skyryse Inspire Their Teams To Make an Impact

What distinguishes a mission-driven company from those whose mission is a statement without deeper practice? The execution is what counts.

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Awards

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Technology We Use

C++
C++
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Golang
Golang
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Hadoop
Hadoop
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Java
Java
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JavaScript
JavaScript
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jQuery
jQuery
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jQuery UI
jQuery UI
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Node.js
Node.js
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Python
Python
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React
React
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Scala
Scala
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Snowflake
Snowflake
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Spark
Spark
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SQL
SQL
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TensorFlow
TensorFlow
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BigQuery
BigQuery
DATABASES
GCP (Google Cloud)
GCP (Google Cloud)
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Erlang
Erlang
LANGUAGES
Asana
Asana
PROJECT MANAGEMENT
Confluence
Confluence
PROJECT MANAGEMENT
Google Analytics
Google Analytics
ANALYTICS
Google Docs
Google Docs
PROJECT MANAGEMENT
Illustrator
Illustrator
DESIGN
JIRA
JIRA
PROJECT MANAGEMENT
Looker
Looker
ANALYTICS
Photoshop
Photoshop
DESIGN
Tableau
Tableau
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