Олена

Olena Koshliakova QA Engineer
Contact Information
📍 Varna, Bulgaria | 📞 [відкрити контакти](див. вище в блоці «контактна інформація»)(telegram) | ✉️ [відкрити контакти](див. вище в блоці «контактна інформація») | 🌐 LinkedIn
Summary​
​ Game QA specialist with 8 years of experience in testing. Started as a Junior and grew to Senior, having worked on
projects of various genres (time-management, match-3, HOG). I am a responsible and proactive professional who enjoys
learning new things, exploring modern tools, and taking part in game jams, which I truly love. Looking for a company that
values its people, supports professional growth, fosters a friendly team atmosphere, and embraces new tools while
staying up to date with industry trends.

Skills​
- Game & Manual Testing: Functional, Regression, Smoke, Exploratory, Graphics, Audio, UI/UX, A/B Testing, Live-ops
(Events/Offers) and Monetization, Accessibility ​
- Platforms: iOS, Android, Amazon, macOS, Windows, Web ​
- Test Documentation: Test Cases, Checklists, Coverage Matrices, Test Suites, Bug Reports, Test Plans ​
- Test Management & Collaboration: JIRA, TestRail, Confluence, Miro ​
- Version Control & CI/CD: SVN, TeamCity, Bamboo​
- Debugging & Analytics: Xcode Logs, iTunes, iMazing, 3uTools, Logcat (Android Studio), DebugView, Browser DevTools,
Firebase (Crash & Analytics), Visual Studio Debugging Tools​
- Programming Basics: HTML, CSS, SQL, Python ​
- Other Tools: Photoshop, Figma, Construct 3 ​
- Languages: Russian (native), Ukrainian (native), English (Intermediate B1), Korean (basic), Bulgarian (basic)

Work Experience​
Game QA Engineer | G5 Entertainment ​ ​ ​ ​ ​ ​ ​ ​ 02/2017 – Present​
- Tested core gameplay, balance, UI/UX, events, offers, and game features on projects such as Supermarket Mania Journey,
Paranormal Society, Jewels of Rome, Jewels of the Wild West, Sheriff of Mahjong, as well as other G5 titles.​
- Reviewed and clarified specifications, identified inconsistencies and gaps at early stages​
- Created and updated test suites, checklists, coverage matrices, and other test documentation.​
- Coordinated task distribution within the team and led testing for one platform.​
- Investigated and reproduced player complaints, collaborating with support and development teams to resolve critical
issues.​
- Mentored new QA engineers on the project, supporting onboarding.

Achievements​
- Developed Python script (with the help of ChatGPT) adopted by QA teams, which reduced verification time and
simplified routine checks. ​
- Created personal and team Python scripts to support balance checks and log sorting.

Education​
Kharkiv National University of Radio Electronics (2009 – 2014)​
- Master’s Degree, Faculty of Applied Mathematics and Management (Department of Economic Cybernetics and
Management of Economic Security)​
- Master’s Degree, Centre for Professional Advancement, Retraining and Development (Department of Media Systems and
Technologies)