A Node. js developer is a specialist whose range of activities includes the creation of internal components for various types of IT products. It connects applications to different web services and takes care of the smooth transfer of information between users and the server. Cooperating together with front-end programmers to integrate pieces. Developing back-end services and user interfaces for diverse business processes. Developing testable, reusable, and effective code to create high-performance applications. Putting in place efficient data protection, security, and storage procedures.