OpenX
OpenX Poland is seeking a Software Developer Engineer IV - Test to join the UI/API Platform team, focusing on test automation for large-scale data processing systems. The role involves creating and maintaining automation test suites, monitoring QA CI pipelines, and collaborating across product and QA teams in a Scrum environment. Candidates will work remotely from Krakow, leveraging technologies such as Java, Python, and Google Cloud Platform.
Headquarters
Pasadena, California, United States
Company Size
201-500 employees
Founded
2007
OpenX is an independent programmatic advertising company and supply‑side platform (SSP) that connects publishers and advertisers through a transparent, large‑scale ad exchange. The company provides tools for real‑time bidding, header bidding, yield optimization, identity and data solutions, and analytics to help publishers maximize revenue and advertisers reach premium inventory. OpenX emphasizes a fair, privacy‑aware value exchange for the open web, backed by technology, scale, and premium service across web, mobile, and connected TV.
John Gentry, OpenX CEO and Adtech Pioneer, Dies After Battle With Cancer
1 month ago
OpenX Elevates Key Leaders Across Strategy, Marketplace Quality, and Product to Build the Industry’s Most Intelligent SSP
1 month ago
‘I Am A Lucky And Thankful Man’: Remembering OpenX CEO John ‘JG’ Gentry
1 month ago
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for OpenX.
OpenX didn’t post a salary, so this is our estimate from similar listings.
Right around the average for this role
OpenX Promotes Key Leaders To Drive Continued Momentum Following Twelve Consecutive Quarters of Year-on-Year Growth
Nov 7, 2025