Role Overview
OpenX is hiring a staff-level Big Data Engineer IV. This is a full-time remote role, with the team based in Krakow. Part of OpenX's Data Engineering hiring, posted last week. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job description
Company at a Glance
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.
At OpenX, we have built a team that is uniquely experienced in designing and operating high-scale ad marketplaces, and we are constantly on the lookout for thoughtful, creative executors who are as fascinated as we are about finding new ways to apply a blend of market design, technical innovation, operational excellence, and empathetic partner service to the frontiers of digital advertising.
We are operating at a scale:
100% Cloud-based (GCP) platform
Over 400 billion Ad requests every day
Over 120 000 CPU daily
Over 140 TB RAM daily
Over 50 PB of data per week
Over 1200 production deployments a month
You will work in all aspects of agile application development, including our enterprise platform that interfaces with a multitude of services that are dependent on to deliver billions of requests per day. Your opinions will be important in all phases of product development, starting from requirements to validation and deployment.
Working on the enterprise platform, you will be working with multiple distributed teams to architect, create, and deliver new features and functionality in order to deliver the best possible advertising experience in the market. Scalability, performance, and rock-solid reliability are all factors to consider with every line you code.
The Team and Project:
You will be part of the core data development team. Our exchange handles billions of ad requests daily connecting thousands of publishers with demand partners. Each request produces data events that have to be processed to extract business value from them. Daily our applications produce more than 1PB of data.
Please note: all interview stages are run remotely!
About OpenX
OpenX
openx.com
5 other open roles at OpenX on TryApplyNow.
Frequently Asked Questions
How do I apply for the Big Data Engineer IV position at OpenX?
Use the Apply button above to submit your application directly to OpenX. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Is the Big Data Engineer IV role at OpenX remote?
Yes. This is a remote role. The team is based in Krakow, but the position itself does not require relocating to that office.
What does a Big Data Engineer IV at OpenX earn?
OpenX has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Big Data Engineer IV role at OpenX posted?
This role was posted on July 3, 2026 (10 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
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