Сергій

Sergii Parfenov
SENIOR TEST ENGINEER,
QUALITY ASSURANCE

Contact Kyiv, Ukraine [open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section)

Summary Results-oriented Senior Quality Assurance Engineer and Product Owner with over
13 years of hands-on experience in software testing and quality assurance. Expertise
spans the entire Software Development Life Cycle (SDLC), including 4 years of
leadership in Product Ownership and Business Analysis. Proven track record in
designing complex test strategies, performing data migrations, and developing
performance testing frameworks for world-leading telecommunications and medical
systems. Strong analytical skills with a focus on requirements analysis, risk
management, and cross-functional team collaboration.

Core Competencies QA Methodologies: Manual & Functional Testing, Regression, White-box/Black-box,
Smoke, Localization, Browser Compatibility, and Ad-hoc Testing.

Test Documentation: Test Plans, Test Strategies, Acceptance Test Plans (ATP), Test
Cases, Bug Reports, Checklists, and Test Metrics.

Technical Skills: Unix (Sun Solaris), Linux (RHEL), SQL (Oracle, PostgreSQL, SQL
Developer, DBeaver), Apache JMeter, Shell scripting.

Product Management: Roadmap creation, Backlog prioritization, Epic/User Story
preparation, Stakeholder alignment, and Sprint planning.

Tools: Jira, Confluence, Microsoft Office, Google Workspace, Postman, SoapUI.

Languages: English (Limited Working), Ukrainian (Native/Bilingual).

Professional Experience

April 2022 – April 2026 GlobalLogic | Product Owner / Business Analyst

Project: Internal Test Case Management and Reporting System

● Define and communicate the overall Product Vision and strategic Roadmap
to stakeholders and the Scrum team.
● Manage and prioritize the product backlog, transforming high-level
requirements into actionable Epics and User Stories.
 ● Facilitate all Scrum events and ensure constant availability to the
development team to clarify requirements and show delivered value.
● Technologies: Agile, Docker, Red Hat Linux, PostgreSQL, Jira, REST API

July 2015 – April 2026 GlobalLogic | Senior Test Engineer

Project: OSS solution for a world-leading telecommunications provider

● Built comprehensive test documentation, including Testing Strategies,
Performance Validation Plans, and Data Migration Plans.
● Developed and implemented a custom Performance Test Framework using
Apache JMeter for load and performance testing .
● Orchestrated a successful Data Migration Strategy, moving customer data
from Ingres to Oracle databases.
● Contributed to the successful application migration from Unix (Solaris) to
Linux (RHEL) platforms.
● Performed requirements reviews, risk analysis, and static testing (code
analysis/review) to ensure high-quality delivery.
● Created and maintained back-end test tools using Shell scripts

Earlier Career &
Education

August 2014 – GlobalLogic | Junior Software Test Engineer
March 2015 ● Designed, reviewed, and executed test cases for acceptance and regression
testing cycles.
● Utilized Selenium RC for automation and MS TFS for defect tracking and test
planning.

December 2013 – GlobalLogic | Junior Test Engineer
July 2014 ● Performed requirements analysis and regression testing for clinical trial
management services.

May 2013 – GlobalLogic | Associate Test Automation Engineer
November 2013 ● Supported automated test scripts and validated defect fixes for a
safety-critical embedded medical system with wireless communication

2007-2012 Khmelnytskyi National University | Academic Education
Master's degree in system software development (With Honors)