Role & seniority: Automation QA Engineer (mid-level)

Stack/tools: Backend testing/automation: PyTest, JUnit, Postman, REST Assured; Frontend testing: Selenium WebDriver, Playwright; Languages: Python, C++, or similar; API/DB/microservices validation; CI/CD: Jenkins, GitLab CI (or similar)

Top 3 responsibilities

Design, develop, and maintain automated test suites for backend services and frontend apps
Collaborate with developers, DevOps, and product managers to ensure test coverage and system performance
Create scalable, reusable test cases for functional, regression, integration, and performance testing; monitor tests and report defects; improve QA processes and frameworks

Must-have skills

Hands-on experience with backend testing/automation frameworks; API validation (RESTful), databases, microservices
Proficiency in Python, C++, or similar languages for test automation
Experience with frontend automation (Selenium WebDriver or Playwright) and CI/CD tooling (Jenkins, GitLab CI)

Nice-to-haves

Experience with performance testing and end-to-end QA in AI/ML-enabled products
Familiarity with test data management, test strategy development, and scalable test architectures
Location & work type: Wrocław, hybrid work model

Full Description

Location: Wrocław (Hybrid)

Are you ready to push the boundaries of what's possible with AI and shape the future of AI-human interactions? Opera is seeking a skilled and driven Automation QA Engineer to ensure the quality and reliability of our next-generation AI-powered browsers. This is a unique opportunity to contribute to products used by millions worldwide. You’ll work alongside a passionate team at the forefront of innovation, helping deliver seamless and intelligent browsing experiences powered by robust backend solutions.

Role & Responsibilities

Design, develop, and maintain automated test suites for backend services and frontend applications.
Collaborate closely with developers, DevOps, and product managers to ensure high test coverage and robust system performance.
Create efficient, scalable, and reusable test cases focused on functional, regression, integration, and performance testing.
Monitor test execution, analyze test results, and identify and report defects with clarity and detail.
Continuously improve QA processes, frameworks, and best practices for backend and frontend automation.

Job Requirements

Solid experience with backend testing and automation frameworks (e.g., PyTest, JUnit, Postman, REST Assured).
Solid experience with frontend testing and automation frameworks (e.g. Selenium WebDriver, Playwright).
Strong proficiency in Python, C++, or similar languages used in test automation.
Extensive hands-on experience validating backend applications, including RESTful APIs, databases, and microservices architecture.
Familiarity with CI/CD tools such as Jenkins, GitLab CI, or similar.

What’s On Offer

At Opera, you’ll join a diverse and inclusive team of experienced, supportive professionals who value creativity and collaboration. We work in a flat structure with short decision-making paths, use smart technology, and support your ongoing skill development in a friendly and empowering environment.
Interested?
We’d love to hear from you! Applications are reviewed on a rolling basis, so we encourage you to apply soon. Please submit your CV in English. Have questions about our recruitment process, remote work, or benefits? Check out our FAQ page for more details.