Test Automation Engineer III (Java)

Company at a GlanceOpenX 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.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 onProactive - always want to find a satisfying solutionSelf-organized and self-motivatedWe want to talk to you.We are operating at a scale:100% Cloud-based (GCP) platformOver 400 billion Ad requests every dayOver 120 000 CPU dailyOver 140 TB RAM dailyOver 50 PB of data per weekOver 1200 production deployments a monthWhat we offer:Employment contract (17 708 - 19 792 PLN gross/monthly) OR B2B (147 - 164 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 optionKey responsibilities:Test large-scale data processing systemsWork 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 deploymentAnalyze and improve efficiency, scalability, and stability of applicationsOwn components, processes, and workflows that demand professionalism, excellent communication, teamwork, and documentation skillsCreate, maintain, and improve automation test suites/frameworksMonitor and maintain QA CI pipelines, collaborate on CD enablementConduct root cause analysis of issues and provide solutions for better coverage and maintainabilityEffectively communicate and being a crucial member of both the project teams and QA organizationBe exposed to a broader set of problems, which allows for fast career growth and proximity to abundant technical problemsRequired qualifications:3+ years of test automation experienceProficiency in Java and ability to improve, debug, modify and maintain an automation framework codebaseExperience with SQLExperience using CI/CD tools like Jenkins, Spinnaker, or Cloud BuildExperience in using Google Cloud Platform, k8s, and dockerExcellent troubleshooting skills to triage complex issuesExperience operating in an agile environmentBachelor’s degree in Computer Science or equivalent degreeNice to have:Familiarity with advertising technologies and the advertising ecosystemFamiliarity with high-volume data platform and technology stacks such as Druid, Spark, Kafka and etc.Our benefits (on employment contract):Annual performance bonusTax-deductible system due to copyright protection: 75%Private health care for you and your family (covered by OpenX)Private life and travel insuranceMultiKafeteria program Training: access to the LinkedIn learning platform and Tech workshops Holiday AllowancePension scheme (PPK from PZU)Additional paid day off Free parking lot Access to peer to peer recognition platformMonthly work-from-home allowance and one-time payment when you join us to help you set up your home officeWe celebrate team members' important personal milestones (vouchers, gifts)OpenX VALUESOur 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 ONEWe 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 cultureWE ARE CUSTOMER CENTRICWe 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 OURSWe are all owners of OpenXWe all have a voice to improve OpenXWe stake our personal and professional reputations on the excellence of our workWe are not interested in just "doing our jobs"; we take owne