Senior QA Engineer with a Master Degree in Engineer-system analysis. Technical skills include testing across web and mobile applications, knowledge of HTML5, CSS3, SQL, C++, and experience with tools such as JIRA, Mantis, MS Azure DevOps, and Postman. Over 5 years in IT, with a focus on functional, regression, and acceptance testing, as well as developing QA documentation and a basic understanding of client-server architecture. Fluent in English with upper-intermediate proficiency.