This is a technology that pretends to automate process using a robot. They aren’t robots like those that are part of the Tesla assembly chain or robot vacuum cleaner, this robots are small software pieces.
Devised as an asynchronous event-driven JavaScript runtime environment, Node.js is designed to build scalable network applications. It was created with the focus of being useful in creating highly scalable network programs, such as web servers. It was created by Ryan Dahl in 2009 and its evolution is sponsored by the Joyent company, which also has Dahl on staff.