I would say, Productivity. You can easily find a front-end JS developer than say, an RoR or Java developer. And it is pretty easy to train people in Node. I personally seen couple of my team mates picked up Node easily without much effort, but they always fail to understand Java Spring frameworks. This, owing to small learning curve of Node. And JS being both front & back end is one good thing.

A thing to note, is, Node uses event-driven, non-blocking I/O model so make sure to plan your architecture keeping that in mind!

There is a huge number of web development technologies on the market and new concepts, ideas, and trends appear every day. And if you’re wondering how to choose the perfect server-side development platform for your new app and want to know what suits your project better ASP.NET or Node.js, you can have your question answered in Choosing a Server-side Platform: ASP.NET vs Node.js article.

Node.js is an open source, cross-platform JavaScript run-time environment which empowers JavaScript coding in server-side scripting, keeping in mind the end goal to profit dynamic site page content. Moreover, being an interface to V8 JavaScript run-time, it enables the developers with occasion programming to the servers by means of super-quick JavaScript interpreter. follow this URL: goo.gl/m9kDbU to know more about Node.js and its Benefits.

A big benefit of Node is that it's sexy and everybody has their eye on it. Since Node applications are extendable thanks to a huge eco-system of packages, it's the backbone for some of the biggest frameworks such as React and Express. As mentioned before, productivity is high (especially for beginners) due to the vast amount of new tutorials and extensions.

While older corporations and/or large-scale applications might require the use of more established technologies (PHP, SQL etc.) for reliability, startups and new developers really love Node.