Site Reliability Engineer IV

OpenX

Kraków, PLremote countryPosted Jun 30, 2026
Posting intelligenceListed a while

Skills

principlegooglecloud

About the role

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 a pioneer in cloud computing in Poland. With the recent migration to Google Cloud Platform (GCP) we have the largest infrastructure cloud footprint in Poland. It’s on such a large scale, Google is working to solve our problems.

We are seeking a Senior Cloud SRE (Site Reliability Engineer) that will be primarily responsible for the performance, uptime, and growth of various OpenX systems and services on GCP. Much of your software development focuses on optimizing cloud-native systems, orchestrating cloud infrastructure and eliminating manual work through automation.

Excellent communication skills are crucial in this position so you could successfully interact with globally distributed OpenX teams operating in a 24x7 manner.

We are operating at a scale: 100% Cloud-based (GCP) platform Over 380 billion Ad requests every day Over 120 000 CPU daily Over 140 TB RAM daily Over 1200 production deployments a month

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 a pioneer in cloud computing in Poland. With the recent migration to Google Cloud Platform (GCP) we have the largest infrastructure cloud footprint in Poland. It’s on such a large scale, Google is working to solve our problems.

We are seeking a Senior Cloud SRE (Site Reliability Engineer) that will be primarily responsible for the performance, uptime, and growth of various OpenX systems and services on GCP. Much of your software development focuses on optimizing cloud-native systems, orchestrating cloud infrastructure and eliminating manual work through automation.

Excellent communication skills are crucial in this position so you could successfully interact with globally distributed OpenX teams operating in a 24x7 manner.

We are operating at a scale: 100% Cloud-based (GCP) platform Over 380 billion Ad requests every day Over 120 000 CPU daily Over 140 TB RAM daily Over 1200 production deployments a month

OpenX VALUES Our five company values form a solid bedrock serving to define us as a group and guide the company. Our values remind us that how we do things often matters as much as what we do.

WE ARE ONE We are one team. There are no exceptions. We are a group of strong and diverse individuals unified by a shared mission. We embrace challenges and win together as a team. We respect and care about our colleagues and cultivate an inclusive culture

WE ARE CUSTOMER CENTRIC We innovate on behalf of our customers. We understand, respect, and listen carefully to our customers. We build great products to solve our customers’ problems. We manage our customers’ expectations clearly and honestly. We are a trusted partner to all of our customers - we act with integrity at all times. We care.

OPENX IS OURS We are all owners of OpenX We all have a voice to improve OpenX We stake our personal and professional reputations on the excellence of our work We are not interested in just "doing our jobs"; we take ownership to drive results

WE ARE AN OPEN BOOK We understand and respect what each of us does. We are eager to teach and share what we know with others, both internally and externally. We are eager to learn from others and we ask questions internally and externally.

WE EVOLVE FAST We take responsible risks and own and learn from our mistakes. We recognize and repeat success. We actively seek out and provide constructive feedback. We adapt quickly and embrace change. We tackle growth and learning with real urgency. We are endlessly curious.

OpenX TRAITS Our three traits capture what makes a great team member at OpenX.

HUMBLE Ideal team players are humble and demonstrate integrity. They put the team's success above their own, share credit generously, and value collective achievements. They are self-assured, open to coaching, and committed to continuous learning.

DRIVEN Ideal team players are results-driven and motivated. They are curious, always seeking more to do, learn, and take on. As proactive problem-solvers, they take initiative without needing external motivation. They continuously think about the next steps and opportunities for improvement.

SMART Ideal team players are smart and possess the intellectual acumen to understand the complexities of our organization and industry. They are interpersonally intelligent, good communicators, and exemplify sound judgment in their interactions across the company to foster a collaborative environment.

OpenX is committed to equal employment opportunities. It is a fundamental principle at OpenX not to discriminate against employees or applicants for employment on any legally-recognized basis including, but not limited to: age, race, creed, color, religion, national origin, sexual orientation, sex, disability, predisposing genetic characteristics, genetic information, military or veteran status, marital status, gender identity/transgender status, pregnancy, childbirth or related medical condition, and other protected characteristic as established by law.

OpenX Applicant Privacy Policy Applicants can review our Applicant Privacy Policy at any time by visiting the following link: https://www.openx.com/privacy-center/applicant-privacy-policy/. Effective Date of the Privacy Policy: November 21, 2024

Questions about this role

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Compensation for DevOps / SRE roles in Poland varies widely by seniority, employer size, and remote vs onsite arrangement. Check the salary range on this listing when published, or browse our DevOps / SRE hub for Poland medians across recent openings.

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