OP
OpenX· HQ in 888 East Walnut Street, Pasadena, CA 91101, US

Big Data Engineer IV

Location: Krakow · Category: Data, AI & Analytics · Seniority: Senior · Posted: July 3, 2026 · Verified: Sep 26, 2026

Role Overview & Description

This role focuses on building and maintaining the core data platform that processes over 1PB of daily data events from billions of ad requests. The engineer will architect and deliver scalable, reliable features in collaboration with distributed teams, ensuring high performance and rock-solid reliability. Key technologies include big data processing frameworks and distributed systems.
Source & Transparency: This position was structured directly from the publicly accessible career portal of OpenX. Details on the employer’s original job posting are authoritative. Polaris7 charges no placement fees and conducts no candidate screening.

About the company

OP

Independent SSP and ad exchange for premium programmatic inventory.

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