Engineers working in the information technology field are either software developers or hardware engineers. Software developers are responsible for creating and developing software for their clients. They need to be adept in various software languages, coding, software testing and analysis, server maintenance and so on. They are in heavy demand nowadays, as all industries use computer systems in their operations. Hardware developers, on the other hand, research, design, develop, and test the installation of computer hardware. They are responsible for testing and developing desktops, laptops, computer chips, circuit boards, keyboards, modems, and printers. Their work is closely related to the work done by electronic engineers, the only difference being, that they deal only in computer-related equipment.