Node.js is a powerful and popular runtime environment that enables developers to execute JavaScript server-side. This technology allows developers to build scalable network applications, thanks to its non-blocking, event-driven architecture. Node.js utilizes the V8 JavaScript engine, which was originally developed for Google Chrome, making it highly efficient and allowing for fast execution of code. For beginners, understanding the core components of Node.js is essential, as it forms the foundation for building effective server-side applications.

As you dive into Node.js, it's important to familiarize yourself with key concepts such as npm (Node Package Manager), which simplifies the process of managing project dependencies, and the Node.js API, which provides the necessary tools for file manipulation, HTTP requests, and more. Here are some fundamental aspects to explore:

1. Asynchronous programming
2. Event-driven architecture
3. Middleware functions
4. Real-time applications

When working with Node.js, choosing the right framework can significantly enhance your development experience. Below are the top 10 Node.js frameworks that every developer should consider for building robust and scalable applications. These frameworks are not only popular but also provide an array of features that simplify the development process.

1. Express.js - A minimal and flexible Node.js web application framework that provides essential features to build web and mobile applications.
2. Koa.js - Created by the same team behind Express, Koa aims to be a smaller, more expressive, and more robust foundation for web applications.
3. NestJS - A progressive framework for building efficient, reliable, and scalable server-side applications with TypeScript support.
4. Sails.js - This framework is built on top of Express and is designed to support the development of data-driven APIs.
5. Hapi.js - A rich framework for building applications and services, Hapi emphasizes configuration-driven development.
6. Fastify - A highly performant web framework that focuses on speed and low overhead.
7. Total.js - An MVC framework designed for building complex applications with full-stack capabilities.
8. AdonisJs - A Node.js MVC framework that is focused on developer productivity and efficiency.
9. LoopBack - A highly extensible framework for building APIs, especially those that connect to backend data sources.
10. ActionHero - A unique framework for building multi-transport and reusable APIs.

Node.js has gained immense popularity among developers for building modern web applications. One of the primary reasons to choose Node.js is its non-blocking, event-driven architecture, which allows for handling multiple connections simultaneously. This means that your application can manage numerous requests without lag, resulting in a seamless user experience. Additionally, the JavaScript runtime environment enables developers to use the same language on both the client-side and server-side, simplifying the development process and promoting better code reusability.

Another compelling reason to opt for Node.js is its extensive ecosystem of libraries and frameworks available through npm (Node Package Manager). With over a million packages, developers can quickly find tools that suit their specific needs, reducing development time significantly. Furthermore, Node.js is backed by a vibrant community, ensuring continuous improvement, support, and innovation. By choosing Node.js for your next web application, you not only leverage a performant solution but also invest in a robust framework that adapts to the ever-evolving tech landscape.