A standard developer setup includes Node.JS and a text editor such as Visual Studio Code, both of which are simple to set up. If you want to dive a little deeper and start exploring the language, you’ll get familiar with everything that comes with it as you build projects and ask questions.
Many libraries, browser APIs and language paradigms are considered easy to use. You won’t encounter concurrency issues (unless you’re using web workers and shared buffers). The syntax is straightforward and permissive (dynamic typing, for example).
Express.js is a popular web application framework for Node.js that provides many features and tools for building web applications. It is lightweight and flexible and provides some features that are commonly needed in web applications, such as routing, middleware, and error handling.
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Node.js is well-suited for building blockchain applications because it is designed to be efficient and scalable, and it provides a number of libraries and tools that can be used to build blockchain-based applications.