Valentyn Mazurenko possesses extensive experience in quality assurance and game testing, currently serving as QA Team Lead at Green Panda Games since October 2021, where previous roles included Associate QA Lead and QA Engineer. Prior experience includes positions at Evolution and Blackwood Games as a Game Tester, and at Developex and Ubisoft as a QA Engineer and Junior Game Tester, respectively. Valentyn's expertise encompasses walkthrough, localization, regression, smoke, and performance testing, along with mentoring newcomers and proficiency in tools like Jira and Confluence. Additionally, Valentyn has a background in web development as a technical specialist at Alpha Fitness Club, focusing on front and back-end development, SEO, and mobile adaptability. Valentyn began a career in auditing as an intern at PwC. Academic qualifications include a Master’s degree in International Business Administration and a Bachelor's degree in International Economics and Management from Kyiv National Economics University.