Senior QA Engineer

• Several years of commercial QA experience, with the ability to independently own testing at a senior level.
• Excellent understanding of software testing principles, exploratory testing, risk-based testing and test design.
• Strong analytical skills and the ability to identify problems that are not explicitly described in requirements.
• Experience testing REST APIs using Postman or similar tools.
• Practical experience with test automation, preferably Playwright.
• Confidence investigating technical issues using logs, monitoring tools and available diagnostic information.
• Ability to use AI tools effectively in everyday work, going beyond simple prompts to build repeatable, efficient testing workflows.
• A proactive mindset: you identify risks, challenge unclear requirements and propose improvements rather than waiting for assigned test cases.
• Strong independence, ownership and the ability to prioritize work in a rapidly changing environment.
• Clear communication skills and English at C1 level.
• Readiness to work on-site at our Rzeszów office.

Join Kruko as a Senior QA Engineer and take ownership of quality assurance in a fast-paced software development environment.

We build web and mobile applications for international clients, with AI playing an important role in our development process.

Our developers use Claude and AI-powered workflows extensively, allowing them to deliver changes at a high pace. We're looking for a QA Engineer who can keep up with this environment, not by testing more manually, but by working smarter.

You should be comfortable combining strong testing fundamentals, technical skills, automation and AI-assisted workflows to make quality assurance efficient, scalable and reliable.

,[Take ownership of QA activities, from requirement analysis and risk assessment to release verification., Independently plan, prioritize and execute testing based on business impact and technical risk., Design and perform exploratory and manual tests, focusing on areas where human judgment provides the most value., Use Claude and AI-assisted workflows extensively to analyze requirements, generate test scenarios, support test automation and investigate potential issues., Develop and maintain automated tests using Playwright, particularly for regression coverage and repetitive testing., Test APIs using Postman and other appropriate tools., Investigate issues across development, staging and production environments using logs and monitoring tools such as Sentry, Grafana and Datadog., Work with Azure DevOps to track issues, verify changes and support release processes., Collaborate proactively with developers and product teams to identify ambiguities, edge cases and potential problems before they reach testing., Continuously improve QA workflows, reducing repetitive manual work and shortening feedback cycles without compromising quality.] Requirements: QA, Testing, Analytical skills, REST API, Playwright, Postman, Test automation, AI, Test case, Communication skills, Claude, Accounting, Azure DevOps, CI/CD Pipelines