Lalitha

Performed end-to-end testing of Mitel's telecommunication applications across Web, Mobile (iOS/Android), and Desktop (PC) platforms in agile methodology. • Analysed requirements and designed detailed comprehensive test cases and test scenarios aligned with user stories and business requirements ensuring high test coverage. • Executed functional, regression, sanity, smoke, and exploratory testing for each sprint release. • Logging, tracking, verifying defects through their complete lifecycle and bug validations using JIRA. • Identified and reported high-severity (P1/P0) defects, preventing production issues and improving release stability • Performed lab machine setup, system upgrades, host file configuration, and login environment preparation for testing. • Validated application behaviour across multiple environments to ensure consistent performance. • Collaborated with developers and business analysts to ensure quick defect resolution within sprint timelines • Supported UAT and performed post-deployment validation for production releases