Vitalii Hrebeniuk
Warsaw
Summary
QA Automation Engineer with 8+ years of experience in software testing, including leadership responsibilities.
Specialized in building test automation frameworks and improving testing strategy.
Strong expertise in API testing (REST, GraphQL), test architecture, and quality processes.
Experienced in Java-based automation (Rest Assured, JUnit) with additional exposure to Python.
Currently working as a QA Lead, focusing on scalable automation solutions and improving team efficiency.
Overview
8
8
years of professional experience
3
3
years of post-secondary education
Work history
QA Automation & Manual Team Lead
WinWinMedia
Warsaw, Poland
2019.06 - Current
- Led a QA team of 3 engineers, defining testing strategy and processes
- Built and maintained custom test automation frameworks for REST and GraphQL APIs
- Designed scalable test architecture using Java 17, Rest Assured, and JUnit 5
- Integrated Allure reporting and Xray test management
- Supported UI automation using Selenium
- Improved test coverage and reduced flaky tests
- Collaborated with developers and stakeholders in Agile environment
Test Automation Engineer
WinWinMedia
Warsaw, Poland
2018.10 - 2019.06
- Developed and maintained API automation framework for REST services
- Automated backend test cases and improved regression coverage
- Analyzed test results and improved test stability
- Participated in test strategy and test design
- Worked closely with developers to improve product quality
Manual Test Engineer
WinWinMedia
Warsaw,Poland
2018.06 - 2018.10
- Performed manual testing of web applications
- Designed and executed test cases
- Reported and tracked defects using Jira
- Participated in requirement analysis and test planning
Education
Diploma of Higher Education - Computer Science
Technical College of Computer Science
Ukraine 2012.09 - 2015.05
Skills
Languages: Java, Python (basic)
Test Automation: Rest Assured, JUnit 5, Selenium
API Testing: REST, GraphQL
Test Framework Design: Custom frameworks, scalable architecture
Tools: Allure, Xray, Jira, Git
Databases: SQL
CI/CD: Jenkins (or similar)
Methodologies: Agile, Scrum
Test Management: Test strategy, test planning, regression testing
Leadership: Team leadership, mentoring, process improvement
Languages
English
Upper intermediate
Ukrainian
Native
Russian
Fluent
Timeline
QA Automation & Manual Team Lead
WinWinMedia
2019.06 - Current
Test Automation Engineer
WinWinMedia
2018.10 - 2019.06
Manual Test Engineer
WinWinMedia
2018.06 - 2018.10
Diploma of Higher Education - Computer Science
Technical College of Computer Science
2012.09 - 2015.05