Ганна

Hanna Piddubetska
Quality Assurance Engineer | Product Quality Leadership | ISTQB certified
Expertise in functional and non-functional testing of web and mobile applications. My goal is not only to find
defects but to help organizations build quality practices, reduce risks and deliver products that create value
for both users and the business. I drive quality through risk management, shift-left testing, release
governance and strong stakeholder collaboration. Actively leveraging AI technologies for quality
engineering, documentation optimization, test design and workflow automation.

[відкрити контакти](див. вище в блоці «контактна інформація») [відкрити контакти](див. вище в блоці «контактна інформація»)

Vinnitsya, Ukraine [відкрити контакти](див. вище в блоці «контактна інформація»)

WORK EXPERIENCE CORE EXPERTISE
Quality Assurance Software Engineer Functional testing
Playtika. Slotomania, Jackpot tour projects web, mobile, API, database
09/2023 - 06/2026, Vinnitsya, Ukraine
Non-functional testing
Achievements/Tasks
usability, accessibility, compatibility, performance testing
Shift-left quality engineering: introduced classification tree
testing as part of a shift-left strategy, improving requirement
Development & quality tools
analysis and enabling early identification of coverage gaps,
edge cases and quality risks before development began. Git, GitHub, Postman, Swagger, Charles Proxy, Jira, Testomat

Quality risk management: established a risk-based testing
Troubleshooting & monitoring
approach to identify, assess and prioritize product risks,
Kibana, Elasticsearch, Grafana, log analysis
enabling focused testing efforts, improved release
predictability and proactive risk mitigation.
Distributed systems testing
Product analytics & KPI improvement: initiated client-side microservices testing, event-driven architecture, Kafka message
event instrumentation and data-driven quality analysis through verification
Grafana dashboards, contributing to product KPI
improvements and better user behavior visibility.
AI-powered quality engineering
AI-driven process optimization: introduced AI agents and AI- Glean, Claude Code, Cursor, AI agents, LLM response evaluation
assisted workflows that reduced manual effort, accelerated
documentation creation and improved team productivity. Quality engineering
Quality сulture & mentorship: mentored new team members risk-based testing, shift-left testing, exploratory testing
and individuals outside the organization interested in software
testing. Promoted knowledge sharing among QA engineers Product & business analysis
and developers, fostering effective testing practices, quality feature design review, acceptance testing, user journey
awareness and a preventive quality mindset. validation, stakeholder collaboration

Software Test Engineer
DGN-Games. Lucky Time Slots project
10/2018 - 03/2023, Vinnitsya, Ukraine LANGUAGES
Achievements/Tasks English Ukrainian
Advanced test design & defect prevention: designed complex Professional Working Proficiency Native or Bilingual Proficiency
edge-case and corner-case scenarios that uncovered
approximately 80% of defects before production, significantly
reducing defect leakage and improving product stability.
Exploratory testing еxcellence: introduced structured PROFESSIONAL STRENGTHS
exploratory testing practices that uncovered high-risk
scenarios and hidden defects, contributing to a 50% reduction Ownership Analytical & creative thinking
in production defects.

Structured problem solving
Manual QA Engineer
Astoud Commerce, QA Boot Camp Business-oriented approach
04/2018 - 10/2018, Vinnitsya, Ukraine
Testing e-commerce sites
Knowledge-to-impact mindset