Hiring a Knockout developer can be beneficial for creating rich, responsive display and editor user interfaces. They have expertise in declarative bindings and dependency tracking, ensuring smooth data model changes. They can create complex data-driven interfaces while maintaining a clean underlying data model. Knockout's automatic UI refresh feature allows for real-time UI updates, enhancing user experience. Additionally, Knockout's templating provides a powerful and flexible way to build sophisticated user interfaces, making it a versatile choice for your web development needs.