Job performance refers to how well an individual performs their job duties and responsibilities. It is a measure of how effectively and efficiently someone carries out their work, and can be assessed in terms of productivity, quality of output, adherence to standards, and meeting deadlines. Job performance also takes into account factors such as communication skills, teamwork, problem-solving abilities, adaptability, and attention to detail. Overall, job performance is a critical indicator of an employee's contribution to the organization and their ability to meet expectations in their role.