Automation QA Engineer (Backend)
Summary
Backend automation QA engineer at Rakuten Viber (Warsaw) building and maintaining Java-based test automation for backend services of a messaging super-app — growing smoke suites into staging gates, partnering with developers on E2E verification, and integrating suites into CI/CD. Core stack: Java, Selenide/Selenium, TestNG, Maven, RestAssured, Allure, Docker/Selenoid, GitLab CI.
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.
Responsibilities
- 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
Requirements
- 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
Advantages
- 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