Yaroslav Dereziuk

Background

About Yaroslav Dereziuk

QA Analyst / QA Performance Test Analyst • Over 7 years of experience in the IT industry as a Quality Assurance Analyst, including performance and accessibility testing, ISTQB FL certified. • Proficient in testing web and mobile applications (iOS, Android) for e-commerce and casino slot games. • Skilled in requirement analysis, test cases and test plans creation, application testing, defect tracking and reporting, incident analysis, providing developer support, and mentoring team members. • Highly skilled in performing different types of testing including black-box, functional, performance, GUI, integration, system, regression, UAT, and accessibility testing. • Have 3 years of experience in performance testing for web applications using JMeter, Lighthouse and WebPageTest. • Familiar with every SDLC phase and project methodologies (Agile, Scrum, Kanban, Waterfall). • Excellent interpersonal skills including communication with clients and project team members, experienced in coaching and mentoring new team members. • Flexible, open-minded, result-oriented and self-motivated. TECHNICAL SKILLS & TOOLS • Performance testing: JMeter, Lighthouse, WebPageTest • Programming languages: Java, Python • Monitoring Tools: Grafana, Zabbix, Dynatrace, Splunk, Kibana • CI\CD: Jenkins • API testing: Postman • Databases: InfluxDB, Robomongo DB • Test and defect management: Jira, Confluence, Zephyr, Bitbucket • Cloud services: BrowserStack, Amazon AWS • Testing frameworks: TestNG, Selenium • Version Control Systems: GitLab • Other: Salesforce Commerce Cloud, SAP, SOLR, Google Analytics