What we offer:
- Employment contract (17 000 - 19 000 PLN gross/monthly) OR B2B (139 - 155 PLN net/hourly)
- Working with the newest technologies such as Cloud Computing (GCP)
- Challenges at work that are difficult to find anywhere else!
- Solving important problems in a scale
- Joining a company that is growing and scaling
- Flexible working hours & remote work option
Key responsibilities:
- Test large-scale data processing systems
- Work with Product to drive the requirements, and own the project end-to-end.
- Think long-term and be unsatisfied with band-aids.
- Identify unnecessary complexity and remove it.
- Involved in all phases of product development, starting from requirements to validation and deployment
- Analyze and improve efficiency, scalability, and stability of applications
- Own components, processes, and workflows that demand professionalism, excellent communication, teamwork, and documentation skills
- Create, maintain, and improve automation test suites/frameworks
- Monitor and maintain QA CI pipelines, collaborate on CD enablement
- Conduct root cause analysis of issues and provide solutions for better coverage and maintainability
- Effectively communicate and being a crucial member of both the project teams and QA organization
- Be exposed to a broader set of problems, which allows for fast career growth and proximity to abundant technical problems
Required qualifications:
- 3+ years of test automation experience
- Proficiency in Java and ability to improve, debug, modify and maintain an automation framework codebase
- Experience with SQL
- Experience using CI/CD tools like Jenkins, Spinnaker, or Cloud Build
- Experience in using Google Cloud Platform, k8s, and docker
- Excellent troubleshooting skills to triage complex issues
- Experience operating in an agile environment
- Bachelor’s degree in Computer Science or equivalent degree
Nice to have:
- Familiarity with advertising technologies and the advertising ecosystem
- Familiarity with high-volume data platform and technology stacks such as Druid, Spark, Kafka and etc.
Our benefits (on employment contract):
- Annual performance bonus
- Tax-deductible system due to copyright protection: 75%
- Private health care for you and your family (covered by OpenX)
- Private life and travel insurance
- MultiKafeteria program
- Training: access to the LinkedIn learning platform and Tech workshops
- Holiday Allowance
- Pension scheme (PPK from PZU)
- Additional paid day off
- Free parking lot
- Access to peer to peer recognition platform
- Monthly work-from-home allowance and one-time payment when you join us to help you set up your home office
- We celebrate team members' important personal milestones (vouchers, gifts)
Top Skills
What We Do
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. We’re an independent omni-channel supply-side platform (SSP) and a global leader in supply-side targeting, transparency, and sustainability. Through our 100% cloud-based tech stack, we power advertising across CTV, app, mobile web, and desktop, enabling publishers to deliver marketers with improved performance and dynamic future-proofed solutions. With a 17-year track record of programmatic innovation, we're a direct and trusted partner of the world’s largest publishers, working with more than 130,000 premium publisher domains and over 100,000 advertisers.
Why Work With Us
At OpenX, we value curiosity, innovation, and diversity. We are passionate about pushing the boundaries of ad tech and finding new ways to deliver value to our partners and we know our best chance of delivering is by creating diverse and inclusive teams where employees can do their best work being their authentic selves.
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OpenX Technologies Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.














