Hiring a developer can greatly enhance your mainframe operations. These experts are proficient in Job Entry Subsystem (), which is integral to IBM's z/OS mainframe operating system. They can manage job queues, prioritize tasks, and handle output management, optimizing system performance. Their skills can lead to improved efficiency, reliability, and security in your mainframe environment. With their specialized knowledge, they can help maintain legacy systems, integrate new technologies, and troubleshoot complex issues, making them an invaluable addition to your team.