Kostiantyn

Kostiantyn
Software Testing & QA Engineer
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Sokal , Ukraine
https://t.me/kostya_s99
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Profile
A responsible and attentive QA engineer with experience in manual testing of web and mobile applications,
APIs (REST/​SOAP), writing test documentation, and finding critical defects. I take a systematic approach to
testing, focusing on product quality and preventing problems at early stages. I am constantly improving my
skills and quickly learn new tools and processes.

Professional Experience
Tzov "Sokme" , Sokal : (Operator of machines with software control)⁠
• Conducted in-process and final quality inspection of cut parts: measured dimensions, checked for
chipping, squareness, edge quality, and compliance with specifications

uTest : Crowdtesting (Freelance / Part-time)⁠
• Completed over 250 testing cycles
• Tested web, mobile (iOS/​Android), and desktop applications
• Found bugs of various severity levels (UI, functional, performance, compatibility)
• Created detailed, reproducible bug reports with steps, screenshots, and video recordings
• Worked on diverse projects: e-commerce, fintech, healthcare, games, productivity tools, etc.

Education
Software Testing Courses
JOBIT QA. Kyiv⁠

STATE EDUCATIONAL INSTITUTION, ART PROFESSIONAL AND TECHNICAL SCHOOL, NAMED. PJ.
STANKA, Yavoriv
• Training in artistic woodworking, geometric and relief carving, carpentry techniques

Skills
Understanding of fundamentals of testing
Knowledge of test management systems: TestRail
REST, SOAP testing with Postman and SoapUI
Basic understanding of SQL queries and MySQL database
Basic skills in working with Git and the command line
Knowledge of SDLC and STLC and basics of Scrum, Waterfall, and Kanban development methodologies
Experience with test documentation: test cases, checklists, bug reports, test plans
Manual testing of web and mobile applications: practical skills in finding bugs and creating bug reports
 Certificates
Postman for API testing⁠ SQL Basics⁠ Jobit "Manual QA" courses⁠

Languages
Ukraine — Native/Bilingual English — Basic
Polish — Proficient Russian — Fluent