Денис

DENYS KHARCHENKO
QA Engineer

About me
Manual QA Engineer with 6.5 years of experience testing (gaming)
and web-based iGaming products across European and Asian
markets.
Experience
May 2025 - Present (1.5 years)
InsulaLabs l Kyiv, Ukraine
Middle QA Engineer
[відкрити контакти](див. вище в блоці «контактна інформація») • End-to-End Feature Testing: Tested and validated new
features across development, staging, and production
[відкрити контакти](див. вище в блоці «контактна інформація») environments, identifying critical defects and ensuring
feature stability throughout the release cycle.
Linkedin: Denys Kharchenko
• Cross-Market Testing: Performed comprehensive
Ukraine. Kropyvnytskyi localization, currency, and market-specific testing for
European and Asian markets, ensuring consistency with
product requirements and documentation.
• Promotions & Bonus Testing: Validated regional promotions
EDUCATION and seasonal campaigns, testing bonus mechanics,
wagering requirements, eligibility rules, payout scenarios,
Central National Technical University
and localization accuracy across different markets.
Bachelor’s Degree in Engineering • Core QA Activities: Conducted functional, smoke,
2010 – 2015 regression, and release testing, with a focus on identifying
critical issues before and during production releases.
• API Testing & Validation: Performed basic API testing
LANGUAGE and investigation using browser DevTools, validating API
requests, responses, parameters, and environment-specific
English – Intermediate (B1–B2) data.
Ukrainian – Native
Russian – Native
• Analytics & Event Tracking: Verified user interaction
events and analytics tracking, ensuring that required events
were triggered correctly for key user actions.
• Database Testing & Investigation: Used database queries
and user data to investigate defects, validate user states,
and identify issues that could not be detected through UI
testing alone.
• CMS: Managed and validated website content and
configurations through internal CMS platforms.
• Game Testing: Performed functional and integration testing
of online games within the iGaming platform, validating
game-related flows, platform integration, bonus interactions,
localization, and user-facing functionality.
• Leadership & Mentorship: Onboarded and mentored new
QA team members. Assumed Team Lead responsibilities
during the Lead’s absence, coordinating release cycles,
communicating with developers, Product Owners, and
designers, tracking task progress, and ensuring timely
delivery.
Feb 2020 - May 2025 (5 years)
Ubisoft Company l Kyiv, Ukraine
Middle QA Engineer

PROJECTS: FarCry 7, xDefiant, Anno 117, Settlers, Riders
Republic, Hyper Scape.

• End-to-End Game & Feature Quality: Conducted
functional, regression, and cross-platform testing of core
game mechanics, ensuring high product stability and
seamless user experience.
• Cross-Functional Collaboration: Partnered with
developers, product owners, and designers to define test
strategies, prioritize critical defects, and align QA efforts with
project timelines.
• Leadership & Release Management: Led QA efforts for
major game releases, coordinating cross-functional team
workflows to ensure risk mitigation and on-time delivery of
high-quality builds.
• Mentorship & Process Improvement: Mentored junior
QA engineers on testing methodologies, tools, and best
practices, accelerating their onboarding and boosting overall
team productivity.
• QA Documentation & Metrics: Authored and maintained
comprehensive test documentation (test plans, test cases,
execution reports), tracking key quality metrics to drive
continuous process improvements.

Skills and Tools
• Functional Testing
• Regression Testing
• Smoke Testing
• Localization Testing
• Integration Testing
• API Testing - DevTools
• Database Testing - user database
• Analytics Testing
• Test Case Management - TestRail
• Defect Management - Jira
• Release Management
• Mentoring

Platforms
• LUNA
• Xbox One
• PC
• PlayStation 4/5