Quality Assurance (QA) professional ensures that products or services meet established quality and performance standards before they reach the user. They design testing procedures, identify and document defects, and collaborate with cross-functional teams to deliver reliable, bug-free software.Key ResponsibilitiesTest Design: Review project requirements and user stories to create comprehensive test plans and cases.Execution: Perform manual and automated testing to evaluate software functionality, usability, and performance.Defect Tracking: Log, document, and track bugs using tools like Jira or Bugzilla.Collaboration: Work closely with developers to explain reproduction steps, isolate errors, and verify bug fixes.Quality Assurance: Conduct regression testing after fixes are implemented to ensure existing features remain unaffected....