There are many reasons to hire a developer. Some of the reasons include: - developers have a deep understanding of Java and can thus create robust and scalable applications. - developers are well-versed in web technologies such as servlets, JSPs, and EJBs, which makes them ideal for developing web-based applications. - developers have experience with popular application servers such as Apache Tomcat, JBoss, and WebLogic Server, which is essential for deploying applications on these servers. - developers are familiar with relational databases such as MySQL, Oracle Database, and Microsoft SQL Server, which is important for developing database-driven applications.