Fullstack Senior QA Engineer

Are you passionate about ensuring product quality and building robust testing processes? Do you enjoy working across frontend, backend, and mobile environments while collaborating with cross-functional teams? We are looking for a QA Engineer to help us deliver reliable, high-quality products and continuously improve our testing infrastructure.

Responsibilities:

• Comprehensive Testing: Design and execute end-to-end test plans, including functional, integration, regression, and load testing.
• Test Automation: Develop and maintain automated tests for frontend, backend, and mobile applications.
• Framework Development: Contribute to the creation and improvement of test frameworks and automation infrastructure.
• Cross-Functional Collaboration: Work closely with development, DevOps, and analytics teams to ensure product quality.
• Issue Analysis: Identify, analyze, and help resolve defects in collaboration with engineering teams.
• Test Coverage & Strategy: Ensure proper test coverage for new and existing features and contribute to overall testing strategy.
• CI/CD Integration: Integrate automated tests into CI/CD pipelines to support continuous testing and delivery.
• Reporting: Provide clear reports on testing activities, created test cases, and identified defects.

Requirements:

• 2+ years of experience in software testing.
• Strong hands-on experience in application testing (web, backend, or mobile).
• Experience with test automation tools such as Playwright (preferred), Cypress, Selenium, or similar.
• Experience with CI/CD systems (Jenkins, GitLab CI, GitHub Actions, etc.) and basic understanding of DevOps practices.
• Solid understanding of RESTful APIs and experience in API testing and automation.
• Knowledge of databases (SQL/NoSQL) and ability to validate data correctness.
• Understanding of QA methodologies and experience working in Agile/Scrum environments
• Strong communication skills and ability to work in distributed teams.

Nice to have:

• Experience in blockchain or mining-related products.
• Experience using AI tools such as Claude Code, Cursor, Windsurf, or similar.

If you're excited about ensuring product quality, improving testing processes, and making a real impact on product reliability, we'd love to hear from you.