Senior QA Engineer with 9 years of experience in manual testing, and cross-team collaboration. Strong expertise in Sportsbook (iGaming), Crypto Exchanges, FinTech, and SaaS platforms. Results-driven and adaptable, with a proven track record of delivering stable releases with zero critical issues, reducing regression cycles and improving test coverage, and working with support and production issues, ensuring quick resolution and clear communication with stakeholders. Effective communicator, active participant in Agile ceremonies, and mentor for junior testers. Currently expanding knowledge in Playwright, Cypress, and TypeScript to transition into test automation.
Experience: 9 years
Yearly salary: $40,000
Hourly rate: $20
Nationality: 🇺🇦 Ukraine
Residency: 🇪🇸 Spain
Experience
Senior QA Engineer (CryptoExchange)
Kyrrex 2021 - 2023
QA for new back-office system, admin panel, and exchange platform. Tested core exchange operations: deposits, withdrawals, wallets, order matching, KYC flows. Maintester for crypto loans, launchpads, and user bonus system. Conducted API and UI testing, verified PSP and bank integrations. Focused on testing Telegram bots for the exchange and features connected with them. Ensured stable integration between bots, back-office, and the main exchange platform.
QA Engineer
AirSlate (PDFfiller) 2019 - 2021
Managed QA processes for SaaS document automation platform. Designed test strategies, checklists, and test cases. Collaborated with automation engineers: created automation-ready test cases, reviewed coverage, roadmap planning. Conducted functional, regression, smoke, cross-browser testing. Mentored juniors and onboarded new testers. Worked with support requests: analyzed escalated issues, reproduced bugs, logged in Jira or provided solutions.
QA Engineer/Software Engineer (FinTech)
Ukrainian Processing Center (UPC) 2017 - 2019
Manual testing of payment systems and banking integrations. End-to-end testing for card transactions, settlements, reporting systems. Developed frontend modules (Angular2+).
QA Engineer & Software Engineer
Earlier Experience 2015 - 2017
Manual testing (functional, regression, GUI). Developed CMS systems and frontend modules (PHP, Angular, JS).
Skills
typescript
quality-assurance
