Elton Tsema
Qa Engineer @Frontier Airlines
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WORK HISTORY
Qa Engineer @Frontier Airlines
US
Led cross-browser GUI testing (Chrome, Firefox, Safari, Edge), identifying critical UI issues missed by automation, resulting in a 15% improvement in user retention • Designed and executed detailed manual test cases across web and mobile platforms • Collaborated with IT leads and developers to resolve issues and reduce the defect backlog by 20% in each release cycle • Validated complex backend data through SQL queries, resolving over 50 high-impact data inconsistencies before production release • Conducted REST API testing via Postman, identifying backend bugs that could have disrupted booking functionality
ABOUT ELTON TSEMA
QA Tester with 3+ years of experience in GUI, regression, API, database, and…
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