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Olga
QA engineer
- City of residence:
- Chernihiv
- Ready to work:
- Remote
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Olga Diachok
Senior QA Engineer
Manual Testing Expert | End-to-End QA (Web, Desktop, Frontend, Backend,
Server-side) | API & UI Automation | AI-Assisted Testing
📞 [open contact info ](look above in the "contact info" section) ✉ [open contact info ](look above in the "contact info" section) 📍 Chernihiv, Ukraine
PROFESSIONAL SUMMARY
Senior QA Engineer with 10+ years of experience in end-to-end testing of web, desktop, frontend,
backend, and server-side applications across the full software development lifecycle.
Strong expertise in test design, exploratory testing, requirement analysis, and QA processes,
ensuring high product quality and stable releases in complex systems.
Hands-on experience in API and UI automation (Postman, Playwright TypeScript, Playwright
C#, FlaUI) with a focus on extending and maintaining existing automation frameworks.
Experienced in AI-assisted testing, leveraging AI tools to generate test cases, optimize regression
coverage, and improve QA efficiency.
Strong background in Agile environments with close collaboration between development, product,
and QA teams.
PROFESSIONAL EXPERIENCE
Senior QA Engineer
Litera Microsystems | 2018 – 2026
● Performed end-to-end testing of web, desktop, frontend, backend, and server-side
applications
● Designed and maintained test cases, test scenarios, and test plans
● Tested REST APIs and created automated tests using Postman (collections and scripting)
● Automated API tests using the existing Playwright (TypeScript) framework
● Automated desktop application testing using Playwright (C#) and FlaUI within existing
frameworks in Visual Studio
● Improved and extended existing automation frameworks by developing reusable helpers and
utility components, increasing maintainability and reducing test development effort.
● Increased regression automation coverage to ~70%, reducing manual testing effort and
improving release speed
● Used Chrome DevTools for debugging, network analysis, and frontend inspection
● Applied AI-assisted testing techniques to generate and optimize test cases and improve
coverage
● Leveraged AI tools (Devin, Cursor) to automate repetitive QA workflows and validation tasks
● Participated in production issue investigation and production support
● Collaborated with developers, product owners, and stakeholders in Agile/Scrum environment
● Identified critical edge cases early, improving overall system stability
QA Engineer (Junior → Middle)
Litera Microsystems | 2016 – 2018
● Performed manual testing of web and desktop applications
● Created and maintained test cases and QA documentation
● Reported, tracked, and verified defects using Jira (Xray / Zephyr)
● Collaborated with developers to clarify requirements and improve product quality
● Developed strong foundation in QA processes and Agile methodologies
Junior QA Engineer
Small Web Development Team | 2015 – 2016
● Tested websites before production release
● Created basic test cases and documented defects
● Worked directly with developers in a small Agile team
● Gained hands-on experience in manual QA processes
KEY ACHIEVEMENTS
● Increased regression test automation coverage to ~70%
● Reduced manual testing effort through API and UI automation
● Improved release stability by identifying critical edge cases early
● Applied AI-assisted testing to accelerate test QA workflows
SKILLS
QA Core Skills:
Manual Testing, Exploratory Testing, Test Design, Test Planning, Test Cases, Requirement Analysis,
Bug Tracking
Domains:
Web, Desktop, Frontend, Backend, Server-side, End-to-End Testing
API & Automation:
REST API, Postman (collections, scripting, automation), Playwright (TypeScript), Playwright (C#),
FlaUI
Test Management:
Jira, Xray, Zephyr
Debugging & Tools:
Chrome DevTools, Visual Studio
AI in QA:
AI-assisted testing, AI-generated test cases, automation with AI tools (Devin, Cursor)
Programming:
JavaScript, TypeScript, C# (for test automation purposes)
Methodologies:
Agile, Scrum
CERTIFICATIONS
Devin Foundations Badge (Cognition)
ADDITIONAL INFORMATION
● Continuous learning in QA, automation, and modern testing approaches
● Experience with complex enterprise systems and multi-layer architectures
● Familiar with document management systems (DMS) and enterprise software
● Strong focus on improving QA efficiency and reducing manual effort while maintaining high
product quality
Senior QA Engineer
Manual Testing Expert | End-to-End QA (Web, Desktop, Frontend, Backend,
Server-side) | API & UI Automation | AI-Assisted Testing
📞 [
PROFESSIONAL SUMMARY
Senior QA Engineer with 10+ years of experience in end-to-end testing of web, desktop, frontend,
backend, and server-side applications across the full software development lifecycle.
Strong expertise in test design, exploratory testing, requirement analysis, and QA processes,
ensuring high product quality and stable releases in complex systems.
Hands-on experience in API and UI automation (Postman, Playwright TypeScript, Playwright
C#, FlaUI) with a focus on extending and maintaining existing automation frameworks.
Experienced in AI-assisted testing, leveraging AI tools to generate test cases, optimize regression
coverage, and improve QA efficiency.
Strong background in Agile environments with close collaboration between development, product,
and QA teams.
PROFESSIONAL EXPERIENCE
Senior QA Engineer
Litera Microsystems | 2018 – 2026
● Performed end-to-end testing of web, desktop, frontend, backend, and server-side
applications
● Designed and maintained test cases, test scenarios, and test plans
● Tested REST APIs and created automated tests using Postman (collections and scripting)
● Automated API tests using the existing Playwright (TypeScript) framework
● Automated desktop application testing using Playwright (C#) and FlaUI within existing
frameworks in Visual Studio
● Improved and extended existing automation frameworks by developing reusable helpers and
utility components, increasing maintainability and reducing test development effort.
● Increased regression automation coverage to ~70%, reducing manual testing effort and
improving release speed
● Used Chrome DevTools for debugging, network analysis, and frontend inspection
● Applied AI-assisted testing techniques to generate and optimize test cases and improve
coverage
● Leveraged AI tools (Devin, Cursor) to automate repetitive QA workflows and validation tasks
● Participated in production issue investigation and production support
● Collaborated with developers, product owners, and stakeholders in Agile/Scrum environment
● Identified critical edge cases early, improving overall system stability
QA Engineer (Junior → Middle)
Litera Microsystems | 2016 – 2018
● Performed manual testing of web and desktop applications
● Created and maintained test cases and QA documentation
● Reported, tracked, and verified defects using Jira (Xray / Zephyr)
● Collaborated with developers to clarify requirements and improve product quality
● Developed strong foundation in QA processes and Agile methodologies
Junior QA Engineer
Small Web Development Team | 2015 – 2016
● Tested websites before production release
● Created basic test cases and documented defects
● Worked directly with developers in a small Agile team
● Gained hands-on experience in manual QA processes
KEY ACHIEVEMENTS
● Increased regression test automation coverage to ~70%
● Reduced manual testing effort through API and UI automation
● Improved release stability by identifying critical edge cases early
● Applied AI-assisted testing to accelerate test QA workflows
SKILLS
QA Core Skills:
Manual Testing, Exploratory Testing, Test Design, Test Planning, Test Cases, Requirement Analysis,
Bug Tracking
Domains:
Web, Desktop, Frontend, Backend, Server-side, End-to-End Testing
API & Automation:
REST API, Postman (collections, scripting, automation), Playwright (TypeScript), Playwright (C#),
FlaUI
Test Management:
Jira, Xray, Zephyr
Debugging & Tools:
Chrome DevTools, Visual Studio
AI in QA:
AI-assisted testing, AI-generated test cases, automation with AI tools (Devin, Cursor)
Programming:
JavaScript, TypeScript, C# (for test automation purposes)
Methodologies:
Agile, Scrum
CERTIFICATIONS
Devin Foundations Badge (Cognition)
ADDITIONAL INFORMATION
● Continuous learning in QA, automation, and modern testing approaches
● Experience with complex enterprise systems and multi-layer architectures
● Familiar with document management systems (DMS) and enterprise software
● Strong focus on improving QA efficiency and reducing manual effort while maintaining high
product quality
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The candidate's resume is posted at https://www.work.ua/resumes/18708741/