Oleksii A.

Owned and managed the entire release lifecycle, overseeing regression, smoke, and exploratory testing to guarantee flawless product delivery. Doubled the number of automated API tests, significantly enhancing test coverage and early bug detection. Consistently maintained 95%+ pass rate of automated test runs, ensuring high system reliability. Performed manual and automated testing of the service from the earliest stages of development, ensuring stable product delivery. Actively participated in all release cycles, including regression, smoke, and exploratory testing. Contributed to the continuous improvement of QA processes and close collaboration with developers during feature implementation.

- Increased test coverage for REST API microservices by 30% and UI tests by 20%, significantly improving the reliability and stability of the mobile application. - Optimized test cases for critical functionality, reducing critical test execution time by 12%. - Conducted comprehensive testing of mobile applications on iOS and Android platforms. - Developed and maintained automated API and UI tests (Appium), ensuring product stability and high quality. - Performed functional, regression, usability and critical testing. - Used mobile testing tools: Charles Proxy, Xcode, Android Studio, Appium Inspector, Homebrew, ADB. - Actively participated in continuous integration and delivery processes using Jenkins and Git. - Successfully identified and fixed critical bugs related to payments, significantly improving the user experience of the application.

- Increased test coverage by 30-40% by developing new test scenarios and optimizing existing ones for the Risk Explorer project. This significantly reduced the time to market for new features. - Created an automated Python script for regression testing of key functional blocks, which accelerated the testing process by 2 times. - Refactored about 70% of existing tests, improving their readability, maintainability and reliability, reducing the time to fix defects. - Developed and automated test scenarios in Python using Pytest. - Participated in the creation of test documentation and test plans. - Used SVN version control system for effective teamwork. - Tracked and documented defects in Jira, ensuring their timely resolution.