This course provides a deep dive in understanding software reliability, functionality, and performance through systematic testing methodologies and quality management practices. It examines the principles of software testing, testing life cycles, defect management, test planning, and execution, gaining exposure to both manual and automated testing techniques. The course covers functional and non-functional testing, agile testing practices and industry-standard tools such as Selenium, JUnit, and Jenkins. Participants will acquire the skills to identify and resolve defects, improve software quality, and align testing strategies with organizational goals and international standards.