Senior Test Automation Engineer

7 812 - 8 705 USDNet per month - B2B
5 929 - 6 626 USDGross per month - Permanent
Java

Senior Test Automation Engineer

Java

al. 29 Listopada 20, Kraków

OpenX

Full-time
Permanent, B2B
Senior
Remote
7 812 - 8 705 USD
Net per month - B2B
5 929 - 6 626 USD
Gross per month - Permanent

Tech stack

    Polish

    C1

    English

    C1

    Java

    advanced

    SQL

    advanced

    Test Automation

    advanced

    CI/CD

    regular

    GCP/AWS

    regular

Job description

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.


If you’re:

Open-minded - happy to give & receive feedback, not afraid to fail, and move on

Proactive - always want to find a satisfying solution

Self-organized and self-motivated

We want to talk to you.


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


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:

  • 5+ 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 platforms and technology stacks such as Druid, Spark, Kafka and etc.

Published: 17.09.2025
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Senior Test Automation Engineer

7 812 - 8 705 USDNet per month - B2B
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Senior Test Automation Engineer

al. 29 Listopada 20, Kraków

OpenX

7 812 - 8 705 USDNet per month - B2B
5 929 - 6 626 USDGross per month - Permanent
By applying, I consent to the processing of my personal data for the purpose of conducting the recruitment process. Informujemy, że administratorem danych jest OpenX z siedzibą w Krakowie, Aleja 29 Listopada 20 (dalej jako "administrator"). Masz praw... MoreThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.