Polina

Polina Zherebtsova
Manual QA Engineer | Web, Backend & Mobile Testing

Ukraine | Email: [open contact info](look above in the "contact info" section) | LinkedIn: [open contact info](look above in the "contact info" section) |
Telegram: @pilini_667

PROFILE

Adaptive and detail-oriented QA Engineer with 2+ years of experience testing web, backend, and
mobile applications. Skilled in functional, UI, regression, exploratory, and API testing, with strong
knowledge of QA theory, bug lifecycle, and test design techniques. Experienced in multi-project
environments, collaborating with developers, PMs and designers. Proactively finding edge cases.

PROFESSIONAL EXPERIENCE

Manual QA Engineer

Cookie Dev | Apr 2025 – Present

●​ Testing multiple international projects (web, backend, mobile, and AI-integrated) in parallel.
●​ Performed functional, regression, exploratory, and responsive testing for iOS, Android, and
web platforms.
●​ Verified UI/UX compliance (Figma), backend logic, and API endpoints using
Postman,Swagger.
●​ Validated geolocation functionality, document workflows, role-based access, and chat
features in native mobile applications.
●​ Created and maintained detailed test documentation (checklists, test cases, bug reports) in
Jira.
●​ Participated in all SDLC stages from requirements gathering to release, proposing QA process
improvements for better coverage and automation readiness.

QA Engineer (Part-time)

Vis-a-Vis | Mar 2025 – Jul 2025

●​ Manual testing of Laravel, WordPress, and OpenCart CMS platforms — functional,
regression, cross-browser, and responsive testing.
●​ API testing using Postman; performance/load testing with K6.
●​ Documented defects, created detailed checklists, and test cases in Worksection and Google
Docs.
●​ Worked in constrained environments (Edge browser, remote VM) while ensuring test
coverage.
QA Engineer

TimeJunkie.co / TrueOrNot.fun | Aug 2024 – Mar 2025

●​ Tested web applications for content accuracy, navigation logic, and design compliance.
●​ Conducted usability testing and documented defects.

Self-Employed QA Projects

2022 – 2024

●​ Created personal test cases, checklists, and bug reports.
●​ Performed web & mobile testing, API testing (Postman)

QA Intern

QA Test Lab | Aug – Sep 2021

●​ Practical QA training: web, mobile, and game testing; documentation and test design basics.

TECHNICAL SKILLS

Testing Types: Functional, Regression, Smoke, Exploratory, API (Postman, Swagger),
Cross-browser, Responsive

Tools: Jira, DevTools, Docker Compose, Figma, Trello, K6

CMS: WordPress, Drupal, OpenCart, Laravel

OS: Ubuntu

Other: SQL (read queries), SDLC, Scrum, Waterfall

EDUCATION

●​ Master’s in Economics & Management – MAUP (2022–2024)
●​ Manual & Automation QA – Self-study (2021–2024)
●​ QA Courses – QA Test Lab (2021)
●​ Medical Degree – Dnipro Medical University (2003–2009), Anesthesiology (2009–2011)

LANGUAGES

Ukrainian – Native | English – B1 (technical communication & documentation)

SOFT SKILLS

Communication • Analytical Thinking • Proactiveness • Self-organization • Responsibility •
Adaptability • System Vision of Product • Stress Resistance