Oleksandra Yefremova

P

TL QA Engineer /Sr. QA Engineer

Patrianna Ltd

Jul 2025 - Current (10 months)

Led and scaled QA team, boosting delivery quality Enhanced team skills through onboarding, mentoring, and performance reviews Streamlined QA processes, reducing delivery risks Drove quality ownership via regression, smoke testing, incident management, and SLA compliance Finalized QA metrics, improved reporting, and added monitoring alerts for proactive issue detection Managed hiring, English-language documentation, and transparent risk escalation to stakeholders

W

COO, QA Expert

WINSTARS.AI

Feb 2023 - Nov 2024 (1 year 10 months)

Optimized Operations, Boosting Efficiency and Growth Executed Business Strategies Aligned with Company Goals Led HR, Recruiting, and Back-Office Teams Defined & Optimized KPIs for Key Departments Managed capital investments & expenses for profitability Built and scaled QA processes aligned with business goals Mentored QA teams, incl. onboarding, performance reviews Led technical interviews and establishing QA standards

QA Lead/Sr. QA Engineer

PandaDoc

Sep 2021 - Feb 2023 (1 year 6 months)

Implemented QA strategy, Test Processes, Roadmap Development and Releases Planning from Scratch Provided Test Documentation and Ensured High Test Coverage Carried Out the QA Expertise, Risk Assessments, and Requirement Analysis Led QA Product Branches & Managed Multi-Level Estimations Processed Test Scenarios for the Automation Team Prepared Test Environments & Performed Testing Across Multiple Configurations Established & Applied Ongoing QA Improvements Presented Key QA Metrics, Reports and KPIs to Stakeholders Fostered Continuous Learning within the QA Teams Conducted Technicall Interviews and Mentoring Newcomers

A

QA RP Lead/ QA Engineer

AstoundCommerce

Jul 2019 - Aug 2021 (2 years 2 months)

Provided Detailed Analysis, Test Design and Reporting Managed Detailed Estimations Developed & Executed Test Cases and Bug Reports Tracked and Reported Overall Project QA Status Identified and Managed Testing-Related Risks Presented Client Demos Led End-to-End QA Processes for Multiple Projects Engaged in Technical Interviews, Onboarded & Mentored New Team Members

D

QA Engineer

DGN Games

Oct 2018 - Jul 2019 (10 months)

Conducted Requirement Analysis & Test Estimations Designed Test Cases & Comprehensive Checklists Executed Testing & Reported Defects

Oleksandra Yefremova

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