Hiring a Java EE developer is beneficial due to their proficiency in robust, enterprise-level applications. They are skilled in creating scalable, reliable and secure software solutions, ideal for large businesses. Their expertise includes handling database operations, network programming, and designing user interfaces, ensuring a comprehensive development approach. Additionally, Java EE developers are familiar with various frameworks, enhancing productivity and efficiency. Their ability to integrate different systems and applications is valuable for complex business infrastructures. Therefore, a Java EE developer is a great asset for developing and maintaining sophisticated, high-performance software systems.