Automation QA Engineer (Backend)

Rakuten Viber is one of the most popular and downloaded apps in the world. Working with us provides a unique opportunity to influence hundreds of millions of our users and to be part of the journey that makes us a super-app. Our mission is to make people’s lives easier by enabling meaningful connections, from precious moments with family and friends, through managing business relationships to pursuing their passions.

We are a global team of engineers dedicated to creating the best tools to ensure safe, convenient communication for millions of users worldwide. Our culture is built on innovation, teamwork, and a commitment to excellence.

We’re looking for an experienced, highly motivated Backend Automation QA Engineer to join our team.

• Design, build, and maintain test automation for backend services in Java, from smoke suites through full regression
• Grow our automated smoke tests into a trusted staging gate that blocks regressions before they reach production
• Partner with backend developers on end-to-end system verification that goes beyond smoke testing
• Integrate automated suites into CI/CD pipelines and keep them fast, stable, and meaningful
• Help define quality gates and progression suites so every feature is verified by automation as part of the standard delivery process

• 3–5 years in test automation, with strong hands-on Java
• Java, Selenide/Selenium, TestNG, Maven, RestAssured (API), Allure
• Framework and infrastructure building and maintenance — Page Object Model, Docker/Selenoid, GitLab CI, Git
• Solid experience automating backend/API testing (REST, microservices) — request/response validation, functional flows
• A quality-first, automation-first mindset and the drive to reduce manual QA to zero
• Experience using AI tools for development & QA

• Experience with mobile automation (Appium) and device clouds (BrowserStack etc.)
• SQL/DB validation (MySQL via JDBI, Aerospike)
• AWS \ GCP and Kubernetes
• Data-pipeline and feature-flag validation
• Multi-environment test configuration and parallel suite execution in CI
• AdTech experience