Senior QA Engineer (Backend) (Remote - Europe)

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior QA Engineer (Backend) in Europe .

As a Senior QA Engineer, you will play a key role in shaping and executing the automation strategy that ensures the stability and quality of complex backend systems. You’ll collaborate with cross-functional teams to design, build, and maintain automated testing frameworks that power a global digital platform used by millions. This role offers the opportunity to innovate within a fast-paced, remote-first environment, where your work directly impacts user experience and service reliability. You’ll lead quality initiatives, strengthen testing infrastructure, and help build a culture of continuous improvement and excellence in software delivery.

Accountabilities

• Design, implement, and execute manual and automated tests (functional, regression, and performance) for backend APIs and systems.
• Develop and maintain an automation strategy integrated into the CI/CD pipeline to ensure efficient and reliable releases.
• Test backend connectivity, APIs, and integrations to guarantee system reliability and scalability.
• Collaborate closely with product managers, developers, and designers to review user stories, ensure requirements are met, and maximize test coverage.
• Monitor and analyze quality metrics, proactively identifying and resolving potential performance or reliability issues.
• Evaluate and enhance testing frameworks, tools, and processes to optimize automation efficiency.
• Contribute to QA roadmap planning and continuous improvement initiatives to strengthen backend testing infrastructure.
• Support the QA Guild’s growth by mentoring peers and sharing best practices in automation, performance, and integration testing.

• Minimum of 5 years of experience in Quality Assurance , with strong expertise in backend systems and API testing.
• Solid understanding of software testing methodologies , including automation and performance testing.
• Hands-on experience with automation frameworks such as Playwright, Cypress, Cucumber, Selenium, RestAssured, or similar .
• Strong programming skills in TypeScript, Java, Python , or an equivalent language.
• Familiarity with CI/CD pipelines and tools such as GitHub Actions.
• Deep understanding of HTTP protocol, WebSocket communication , and client-server architectures .
• Experience in performance testing using tools like JMeter or Gatling .
• Ability to debug complex technical issues and decompose application functionalities logically.
• Working knowledge of SQL/NoSQL databases .
• Excellent communication skills in English and the ability to collaborate across distributed, multicultural teams.
• Bonus: Experience with telecom systems, Agile methodologies , or eSIM/GSMA technologies .

Benefits

• Fully remote position within the European time zone.
• Comprehensive health insurance coverage.
• Work-from-anywhere stipend to support your remote setup.
• Annual wellness and learning credits for personal and professional growth.
• All-expenses-paid annual company retreat in an exciting international destination.
• Flexible working hours and autonomy in how you structure your day.
• A collaborative and inclusive culture that values diversity, equity, and transparency.

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