QA/Test Automation Engineer (Python)Type: Full-time, B2B Location: RemoteStart Date: ASAPRate: up to 130 PLN/h (B2B)We are looking for a QA/Test Automation Engineer with strong Python expertise to join our development team. In this role, you will design, implement, and maintain automated testing solutions to ensure reliable and high-quality software releases. You’ll collaborate with cross-functional teams in an Agile environment and play a key part in building scalable, maintainable testing frameworks.Key Responsibilities Participate in the full testing lifecycle: planning, design, automation, execution, reporting, and support Collaborate with developers, product owners, and other stakeholders to define testable requirements and acceptance criteria Design, build, and maintain automated tests for APIs, web UIs, services, and data pipelines Implement and optimize Python-based test frameworks, fixtures, and utilities Integrate automated tests into CI/CD pipelines (Azure DevOps) with quality gates and reporting Create and maintain test documentation (plans, cases, reports, defects) Drive best practices in testing: shift-left, risk-based testing, continuous improvement Monitor test performance and stability, reducing flakiness and execution time Contribute to non-functional testing (performance, reliability, security) when required Tech Stack & SkillsMust-Have: Strong Python skills for test automation (pytest, unittest; fixtures, page objects) Web UI automation (Playwright, Selenium) API testing (pytest + requests, Postman/Bruno) CI/CD test integration (Azure DevOps) Knowledge of testing strategies: unit, integration, end-to-end; TDD/BDD concepts Test data management and environment configuration Git and code review workflows SQL proficiency for back-end validation Agile development experience Fluent English (spoken and written), excellent communication skills Familiarity with cloud and containers (Azure, Docker, Kubernetes) Nice-to-Have: Performance testing (Locust, JMeter) and security testing basics Python static analysis & code quality tools (mypy, flake8, black) Frontend test experience (React/Angular – component/integration tests) Experience with machine learning software testing