Hiring a Leiningen developer can greatly enhance your Clojure projects. Leiningen simplifies building Clojure applications by managing their dependencies and providing automation tools, which can increase productivity and reduce error-prone manual tasks. A Leiningen developer would offer expertise in this environment, enabling efficient project setup, package management, and seamless integration with other tools. Their knowledge can lead to faster development times, improved code quality, and a streamlined workflow. This makes hiring a Leiningen developer a valuable investment for any team working with Clojure.