Сергій

SERHII HRUZEVYCH
Middle Quality Assurance Test Engineer

📧 Email: [open contact info](look above in the "contact info" section) | 📞 Phone: [open contact info](look above in the "contact info" section) | Telegram: @Ruzevi

About me
Middle QA Engineer with a focus on Web, Mobile, and multi-platform testing (PCVR,
Meta Quest, Pico). Proficient in test design, prioritization, and API testing (Postman).
With a background in Unreal Engine and Unity, I bring a deep technical perspective to
cross-platform quality assurance, ensuring stable performance across diverse devices
and environments. Known for adaptability, attention to detail.​

Work Experience
QA Engineer | Yieldy 2025 – Present

●​ Multi-project Management: Simultaneously coordinated testing processes across
multiple projects (Web, iOS, Android, Desktop), ensuring functional integrity and
adherence to release schedules.
●​ Mobile Testing: Performed in-depth testing of mobile applications, including
OS-specific checks, traffic sniffing, and stability testing under various network
conditions.
●​ AI Integration Testing: Tested AI-powered features, focusing on model response
accuracy, prompt validation, and handling complex user queries.
●​ Mentorship: Acted as a mentor for the QA team, conducting training, implementing
testing best practices, and guiding junior specialists in their professional growth.
●​ Project Planning: Developed comprehensive test strategies, performed risk and
resource estimation, and planned testing phases from initial requirements to final
reporting.

Mobile Quality Assurance Test Engineer
Консультант Юридичний маркетплейс
March 2025 - March 2026​

Testing a mobile application for iOS and Android:
●​ manual testing of mobile applications (iOS and Android)
●​ сonducted functional, UI/UX, regression, and exploratory testing across multiple
mobile devices and OS versions.
●​ verified authorization, booking flow, in-app payments, chat and video call features
between clients and legal consultants.
●​ used TestFlight and Firebase App Distribution for builds management and testing
feedback.
●​ logged and tracked defects in Jira, performed retesting after fixes, and verified
bug priorities.
●​ cconducted API testing with Postman to validate server responses for consultation
booking endpoints.
●​ prepared test documentation: test cases, checklists, and reports for sprint reviews.
Middle Quality Assurance Test Engineer
Eden Dating App
Jan - March 2025 (project job)​

Testing a mobile application for iOS and Android with extensive functionality:
●​ User search and communication
●​ Like system and the ability to view mutual interests
●​ Secure chat with unique filters and recommendations
●​ Performing functional, regression, UI/UX, and cross-browser testing
●​ Log analysis and API request testing using Postman and Charles Proxy
●​ Testing payment integrations, push notifications, and onboarding processes,
directly impacting user experience and monetization
●​ Developing and maintaining test documentation: test cases, checklists, and test
reports
●​ Close collaboration with development, design, and product management teams to
improve product quality

Middle Quality Assurance Test Engineer
Dream Dev Studio VR
2021 – 2024

●​ Conducted AR/VR/MR applications testing across multiple platforms (PCVR, Pico,
Meta Quest).
●​ Tested Unity projects with Continuous Integration.
●​ Developed and implemented comprehensive test design strategies.
●​ Prioritized testing tasks to meet project timelines and ensure quality delivery.
●​ Identified and documented cross-platform compatibility issues.

QA Manual Engineer
ARVI VR​
2019 – 2021

●​ Performed testing of VR games built on Unreal Engine and Unity.
●​ Ensured cross-platform compatibility (PCVR, Meta Quest, Pico).
●​ Created over 200 test cases and reported 150+ critical bugs using Jira.
●​ Tested streaming platforms like ALVR and Virtual Desktop, as well as
VR-specific streamers.
●​ Optimized testing processes by implementing prioritization frameworks.

Security Administrator
Ajax Systems
2018 – 2019

●​ I have configured and managed network security solutions.
 ●​ Trained staff on IT security protocols and system safety best practices.

Technical Skills

●​ Tools: Jira, Postman, Fiddler, Microsoft SQL Server Management Studio,
Confluence, DBeaver.
●​ Technologies: API, SQL, Unreal Engine, Unity, VR Technologies,
Continuous Integration.
●​ Additional Expertise: AR/VR/MR testing, multi-platform testing, test
prioritization, and test design.
​
Education
●​ Hillel IT School​
QA Automation (in progress)
●​ Hillel IT School
QA Manual (completed)
●​ Zhytomyr Polytechnic State University
Bachelor's Degree​

Languages

●​ Ukrainian – Native
●​ English – Intermediate

Interests

●​ Basketball
●​ Computer and video games
●​ Board games
●​ Volunteering