Test Planning: Developing test plans based on project requirements and specifications Test Case Design: Creating detailed, comprehensive, and well-structured test cases and test scripts. Test Execution: Performing manual and automated testing to ensure the quality and functionality of software applications. Testing system, database, web application, mobile application to verify and validate programs, functions and performance to meet specifications and requirements Execute test cases and analyze results Identifies performance defects and improvement opportunities to ensure the appropriateness of all product. Preparing test reports Report bugs and errors to development teams or product team