OpenX

Tarauli Jul 30, 2026 1 min read

Company Name: OpenX

Headquarters: Pasadena, California, United States (Hybrid with global offices and remote opportunities)

Founded In: 2007

Company Type: Private

Company Size: 201–500 employees

Official Email: talent@openx.com

Official Website: https://www.openx.com/

Official Phone: Not publicly listed

Industry: Advertising Technology (AdTech)

Company Categories: Programmatic Advertising, Supply-Side Platform (SSP), Digital Advertising, AdTech Infrastructure

Remote Policy: Hybrid

About Company:

OpenX is a global advertising technology company that operates one of the world’s leading supply-side platforms (SSPs), helping publishers maximize advertising revenue while enabling advertisers to reach high-quality audiences through trusted, privacy-focused programmatic advertising. The company emphasizes data-driven innovation, AI-powered advertising infrastructure, and transparent digital media marketplaces. With a collaborative engineering culture and flexible work options, OpenX offers professionals the opportunity to solve large-scale data and cloud infrastructure challenges in the fast-growing AdTech industry.

Tech Stack: Java, Python, Go, Kubernetes, Google Cloud Platform (GCP), AWS, Big Data, Apache Kafka, SQL, React, JavaScript, Machine Learning, AI, Header Bidding