Senior Automation QA (.NET)

Design, develop, and maintain automated tests for API, UI, integration, and end-to-end scenarios. Develop API automation using HttpClient, Refit, RestSharp, or similar tools. Build and maintain UI automation using Playwright for .NET and/or Selenium WebDriver. Maintain and improve the test automation framework and architecture (Page Object, Screenplay, service-oriented approaches). Configure and optimize test execution, parallelization, reporting, retries, and test stability. Investigate failed tests, flaky scenarios, infrastructure issues, and product defects. Prepare, validate, and clean up test data using databases. Participate in requirements analysis and define automation test coverage. Create and maintain test documentation, including test cases, test scenarios, test plans, checklists, and coverage matrices. Collaborate with Development, QA, DevOps, Analytics, and Business teams to ensure product quality. Participate in sprint planning, grooming sessions, retrospectives, and quality-related discussions. Review automation code and contribute to framework improvements. Support and mentor other QA engineers, sharing automation best practices. Technical requirements: 3+ years of experience as an Automation QA Engineer. Strong knowledge of C# and modern .NET. Experience with NUnit, xUnit, or MSTest. Experience with Playwright for .NET. Experience with API automation using HttpClient, Refit, RestSharp, or similar libraries. Knowledge of FluentAssertions. Strong SQL skills. Experience with PostgreSQL and MongoDB. Experience working with Dapper or similar database access tools. Experience with Git. Experience with Jenkins and/or GitLab CI. Experience with Allure reporting. Basic understanding of Kafka. Understanding of Dependency Injection and async/await. Experience with Page Object Pattern. Strong knowledge of API and UI test automation. Soft skills: Strong analytical and problem-solving skills. Ownership mindset and ability to work independently. Ability to make technical decisions and explain trade-offs. Strong communication skills. Team player with a collaborative mindset. Attention to detail and commitment to product quality. Proactive approach to identifying and solving problems. Ability to work with both complex engineering tasks and routine test maintenance. Nice to Have Experience with test framework architecture design. Experience mentoring or reviewing automation code. Experience working in distributed microservice-based systems. Experience with performance or load testing. Experience with cloud environments and containerized applications. 25 vacation days and 5 family days yearly Flexible start to the workday Support from a professional corporate coach and psychologist Regular internal and external activities, workshops, trips, and corporate events Access to our internal knowledge base, meetups, and team-building activities Ongoing training in new technologies and continuous professional development support