A tester is a skilled professional who is responsible for evaluating and assessing the quality and functionality of a product or system. They use various techniques and tools to identify any defects or issues, ensuring that the product meets the desired standards and specifications. Testers play a crucial role in the development process, providing valuable feedback to improve the overall user experience. They possess a keen eye for detail and possess strong analytical and problem-solving skills. A tester must also have excellent communication skills to effectively communicate any findings to the development team. Ultimately, a tester’s goal is to ensure that the end product is of the highest quality and meets the expectations of the end-user.