Node.js is attractive to companies because it is lightweight, efficient, secure, and open-source. It enables developers to create and deploy applications quickly and easily, while also handling large amounts of traffic with ease. It is also free to use, which means companies don’t need to pay for licenses or maintenance.
Overall, Node.js is an incredibly powerful platform that is used by many of the world’s top companies to power their websites, applications, and services. Its efficiency, scalability, security, and open-source status make it an ideal choice for mission-critical applications.