A Microsoft Exchange Server developer designs, implements, and manages Microsoft Exchange Servers, a platform for email, contacts, and calendar management. They ensure server performance, security, and availability. They handle data backup and recovery, troubleshoot issues, and implement upgrades and patches. Developers also create or modify scripts to automate tasks. They collaborate with other IT professionals to integrate the Exchange Server with other systems. They also provide technical support and training to end-users. Moreover, they stay updated with Microsoft's latest releases and technologies, ensuring the company's communication infrastructure remains current and efficient.