Polina

Polina Zherebtsova
Manual QA Engineer | Web, Mobile & API Testing
Ukraine | [open contact info](look above in the "contact info" section) |[open contact info](look above in the "contact info" section)| Telegram: @pilini_667

PROFILE
Detail-oriented QA Engineer with 2+ years of experience testing web, backend, and mobile applications. Experienced in
functional, regression, exploratory, cross-browser, responsive, and API testing.
Skilled in analyzing requirements, investigating issues, and ensuring stable product behaviour across different
environments and user scenarios. Comfortable working in Agile teams and collaborating with developers, product
managers, and designers to deliver reliable product releases.

PROFESSIONAL EXPERIENCE
QA Engineer | Innovation Group
Nov 2025 - Present
• Manual testing of web applications
• Verification of UI behaviour, content rendering and business logic
• Testing REST APIs using Postman and Swagger
• Investigating issues using Chrome DevTools
• Testing authentication flows and API token authorization
• Testing admin panel functionality and content management features
• Running regression checks through Jenkins pipelines
• Writing basic Bash scripts to automate testing tasks
• Testing website behaviour under different user agents (bots and regular users)
• Collaborating with developers to reproduce issues and verify fixes
• Running and analysing basic automated tests using Python, Pytest and Selenium
Manual QA Engineer | Cookie Dev
Apr 2025 - Oct 2025
• Tested multiple projects across web, backend, and mobile platforms
• Performed functional, regression, exploratory, cross-browser and responsive testing
• Verified UI/UX implementation according to Figma designs
• Tested REST APIs using Postman and Swagger
• Validated backend logic, geolocation features and role-based access
• Tested Stripe payment integration using sandbox cards
• Data validation using SQL queries
• Created and maintained test cases, checklists and bug reports in Jira
• Participated in sprint activities including planning, testing and release verification
QA Engineer (Part-time) | Vis-a-Vis
Mar 2025 - Jun 2025
• Manual testing of Laravel, WordPress and OpenCart CMS platforms
• Functional, regression, cross-browser and responsive testing
• API testing using Postman
• Basic performance testing using K6

• Documented defects and created test documentation in Worksection and Google Docs
QA Engineer | TimeJunkie.co / TrueOrNot.fun
Aug 2024 - Mar 2025
• Tested web applications for content accuracy, navigation logic and UI behaviour
• Performed exploratory and usability testing
• Reported defects and verified fixes
Self-Employed QA Practice
2022 - 2024
• Practiced web and mobile testing
• Created test cases, checklists and bug reports
• Performed API testing using Postman

TECHNICAL SKILLS
Testing: Functional Testing, Regression Testing, Exploratory Testing, Cross-browser Testing, Responsive Testing, API
Testing
Tools: Jira, Postman, Swagger, Chrome DevTools, Jenkins, K6, Firebase, Figma
Automation (basic): Python, Pytest, Selenium
Scripting: Bash (basic scripts for testing tasks)
Databases: SQL (basic queries, DBeaver)
Payments: Stripe (sandbox payment testing)
Technologies: HTML / CSS basics, HTTP / REST API basics
Version Control: Git (basic usage)
Methodologies: SDLC, STLC, Agile / Scrum

EDUCATION
• Master’s in Economics & Management - MAUP (2022-2024)
• Manual & Automation QA - Self-study (2021 - Present)
• QA Course - QA Test Lab (2021)
• Medical Degree - Dnipro Medical University (2003-2009), Anesthesiology (2009-2011)

LANGUAGES
Ukrainian - Native | English - B1 (technical documentation and written communication)

SOFT SKILLS
Analytical Thinking • Attention to Detail • Communication • Problem Solving • Self-organization • Adaptability