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VADYM Vadym Berchuk
BERCHUK QA Engineer · Manual Testing · Game & Web QA

QA Engineer PROFESSIONAL SUMMARY

Meticulous QA Engineer specialising in manual testing of web, mobile, and browser-based game
CONTACT products. Demonstrated ability to identify high-impact defects early — documented 120+ bugs in the
✉ [открыть контакты](см. выше в блоке «контактная информация») first month alone, including 10 critical blockers and preventing at least 5 production incidents. Solid
■ [открыть контакты](см. выше в блоке «контактная информация») command of full STLC across functional, regression, exploratory, smoke, and usability testing. Works
✈ @Polomal (Telegram) confidently with Postman, TestRail, Qase.io, Chrome DevTools, and Agile/Scrum workflows. Driven
■ Ukraine
to ship quality products and grow toward automation (Selenium / Cypress).
MANUAL TESTING

· Functional Testing WORK EXPERIENCE
· Regression Testing
· Smoke / Sanity Testing
QA Engineer 2024 – Present
· Exploratory Testing Venstop · Game Development Company · Remote
· Usability Testing › Executed functional, regression, smoke, exploratory, and usability testing of browser-based and
· Negative Testing mobile game platforms (PC / iOS / Android).
· Test Case Design
› Designed and maintained structured test cases and test suites in Qase.io covering game logic,
· Bug Reporting (severity/priority)
UI/UX flows, mechanics, and in-game scenarios.
· SDLC / STLC
· Boundary Value Analysis
› Identified, documented, and tracked 120+ defects with full reproduction steps, severity, and priority
· Equivalence Partitioning classification — ensuring zero ambiguity for developers.
› Collaborated daily with developers, game designers, and product managers in Agile/Scrum sprints
TOOLS
— participated in standups, sprint reviews, and retrospectives.
· TestRail
› Verified bug fixes and performed re-testing / regression passes before each build release.
· Qase.io
› Tested REST API responses via Postman and Swagger to validate backend data integrity alongside
· Jira / Bug Tracking
· Postman
front-end behaviour.
· Swagger › Regularly performed hotfix smoke testing before production deployments, acting as the final quality
· Chrome DevTools gate.
· Android Studio
· Figma Key Achievements
TECH ■ Identified and documented 120+ bugs within the first month, including 10 critical blockers that
· HTML / CSS (reading & testing) impeded core game progression — accelerated fix prioritisation.
· SQL (basic queries)
· Git / GitHub ■ Uncovered a logical error in the rewards system prior to release — prevented a flawed
· Bash (basic) monetisation flow from reaching end users.
PROCESS

· Agile / Scrum ■ Detected a cross-browser incompatibility in 3 major browsers causing game freeze — isolated
· Kanban root cause and coordinated fix with the dev team.
· Cross-team collaboration

SOFT SKILLS
■ Discovered an edge-case in exploratory testing of new mechanics that caused complete loss of
saved player progress — caught before public release.
· Detail-oriented
· Analytical mindset
· Deadline-driven ■ Prevented deployment of at least 5 critical defects by consistently executing hotfix smoke testing
· Clear written communication before each production release.
· Fast learner

LANGUAGES
EDUCATION & PROFESSIONAL DEVELOPMENT
Ukrainian — Native
English — Intermediate Intensive Web Testing Program 2024
Certificate — QA School
Comprehensive Software Testing 2024
Udemy · Ilarion Galushka
Software Tester from Scratch: Web/Mobile, Postman, SQL, Git, Bash 2024
Udemy · Artsiom Rusau