Senior QA Automation Engineer (JavaScript/Typescript)

We are seeking a Senior QA Automation Engineer with strong expertise in JavaScript/TypeScript to join our team.This role is part of the engineering organization and focuses on quality ownership within the product team. It is a collaborative position that contributes directly to product delivery, stability and scalability.This position requires working 5 days per week from our office in Lodz or Poznan.ResponsibilitiesDesign and maintain end-to-end automated tests in TypeScript, developed alongside application codeCollaborate with developers throughout the feature lifecycle, including design, implementation and defect resolutionDefine test strategies at both feature and system levelsContribute to the development and improvement of the automation testing frameworkMake informed decisions about using mocks, stubs or real integrations based on testing goalsEnsure automated tests are reliable, maintainable and suitable for execution in CI/CD pipelinesParticipate in code reviews for test code and, when appropriate, application codeProvide fast, clear and actionable feedback on quality and defects to the development teamPromote a built-in quality mindset and continuous improvement of testing practices across the teamRequirements3+ years of experience in test automation within product or platform teamsProficiency in TypeScript or JavaScriptExperience with end-to-end tests written alongside application code (near-code or monorepo approach)Background in cross-functional teams with close collaboration with Backend, Frontend and DevOps engineersSkills in modern E2E testing frameworks such as Playwright or equivalentUnderstanding of testing principles and strategies, including the test pyramid, shift-left approach and contract testingExperience with REST API testing, data validation and system-level testingCapability to design and implement mocks, stubs and other test doubles for stable and isolated testsUnderstanding of object-oriented or functional programming concepts as applied to test code and frameworksExperience with CI/CD pipelines such as GitLab CI, Jenkins or GitHub ActionsFamiliarity with test observability and reporting tools such as Allure, TestOps or CI-based reportingStrong communication skills and ability to participate in technical discussions and challenge requirements constructivelyEnglish proficiency at an intermediate level or higher, both written and spokenNice to haveBackground in writing and maintaining integration tests for service-to-service or contract-based testingExpertise in contributing to the design and evolution of test automation frameworksKnowledge of Docker and test environment configurationSkills in testing GraphQL APIsExperience with distributed systems or high-load platformsCompetency in non-functional testing, including performance, reliability and resilience testingWe offer/BenefitsWe gather like-minded people:Engineering community of industry professionalsFriendly team and enjoyable working environmentFlexible schedule and opportunity to work remotely within PolandChance to work abroad for up to 60 days annuallyBusiness-driven relocation opportunitiesWe provide growth opportunities:Outstanding career roadmapLeadership development, career advising, soft skills, and well-being programsCertification (GCP, Azure, AWS)Unlimited access to LinkedIn Learning, Get Abstract, Cloud GuruEnglish classesWe cover it all:Stable income (Employment Contract or B2B)Participation in the Employee Stock Purchase PlanBenefits package (health insurance, multisport, shopping vouchers)Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and moreReferral bonusesCorporate, social and well-being eventsPlease, note:The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview.We will reach out to selected candidates exclusively.EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.