An Application Virtualization Developer is responsible for designing and implementing virtual applications to enhance system efficiency. They encapsulate applications from the underlying operating system, enabling them to run in any environment. Their work involves converting traditional applications into virtual applications, troubleshooting issues, and ensuring seamless operation. They also ensure the compatibility of virtual applications across different operating systems and devices. They often collaborate with other IT professionals to integrate virtual applications into existing systems. Their work contributes to enhanced flexibility, increased productivity, reduced hardware costs, and improved disaster recovery processes by allowing applications to run from a remote server.