
Mykola P
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Porfolio
Experiencia laboral
Senior QA Automation AI tester | Independent freelancer
Upwork • Freelance
Feb 2020 - Present • 6 yrs 5 mos
- Help teams release faster while reducing production issues and improving product quality - Built and maintained test automation frameworks (Playwright TS, Cypress JS, Selenium/WebdriverIO) - Performed UI, API, and AI testing, including end-to-end flows and data validation - Designed and executed functional, regression, smoke, and exploratory testing - Stabilized flaky test suites and improved reliability of automation - Set up QA processes from scratch and optimized existing workflows - Integrated tests into CI/CD pipelines (Jenkins, GitHub Actions, Bitbucket Pipelines) - Worked with REST APIs, GraphQL, Postman, Swagger for validation and debugging - Performed database validation (MySQL, PostgreSQL, MariaDB) - Supported cross-browser/mobile testing (BrowserStack, real devices) - Executed performance testing with JMeter - Tested AI/LLM features, including prompt/response validation and edge cases - Delivered QA solutions in fintech, e-commerce, and healthcare domains