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Node.js is designed to be lightweight, efficient, and scalable, making it well-suited for building real-time and data-intensive applications.

Codify Certificate of Completion

Certificate of Completion

Course Duration

45 days

Online and Offline

Online and Offline


Node.js is an open-source, cross-platform runtime environment built on the Chrome V8 JavaScript engine. It allows developers to execute JavaScript code outside of a web browser, making it possible to use JavaScript for server-side scripting. In other words, Node.js enables server-side JavaScript development.

Course Content


  • Basic knowledge of JavaScript and web development concepts.
  • Familiarity with HTML, CSS, and JavaScript is recommended.

Introduction to Node.js

  • Overview of Node.js and its role in server-side JavaScript development.
  • Understanding the event-driven, non-blocking I/O model of Node.js.
  • Introduction to NPM (Node Package Manager) and its significance in managing dependencies.

Node.js Fundamentals

  • Setting up the Node.js environment and runtime.
  • Writing and executing basic Node.js scripts.
  • Exploring modules and using them to organize code.

Asynchronous Programming

  • Understanding asynchronous programming concepts in Node.js.
  • Using callbacks, Promises, and Async/Await for handling asynchronous operations.
  • Managing multiple asynchronous tasks efficiently.

Building HTTP Server

Express.js - Building Web Applications

  • Introduction to Express.js, a popular Node.js framework for building web applications.
  • Setting up an Express.js application and creating routes.
  • Using middleware for request processing and handling.

Working with Databases

  • Connecting to databases like MongoDB or MySQL using Node.js.
  • Performing CRUD operations with databases using Node.js.
  • Implementing data models and handling data retrieval and storage.


  • Designing and building RESTful APIs with Node.js and Express.js.
  • Implementing API endpoints for data retrieval, creation, update, and deletion.
  • Handling authentication and authorization in API development.

Real-Time Communication

  • Introduction to Socket.IO for real-time communication between clients and servers.
  • Building real-time chat applications and live notification systems.

Middleware and Error Handling

  • Understanding middleware functions and their role in request processing.
  • Implementing custom middleware for authentication, logging, and error handling.

Security and Best Practices

  • Best practices for secure Node.js development.
  • Implementing security measures to prevent common vulnerabilities.
  • Securing APIs and handling user authentication securely.

Deploying Node.js Applications

  • Deploying Node.js applications on various platforms and cloud services.
  • Optimizing Node.js applications for performance and scalability.

Project Work and Hands-on Exercises

  • Building a real-world Node.js project from scratch.
  • Hands-on exercises to reinforce the concepts learned throughout the course.

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