Learn To Build Live Chat App With Websocket

Master Real-Time Chat App Development with WebSockets – from Development to Deployment

What you'll learn

Understand the fundamentals of WebSockets and real-time communication.

Set up a backend server with WebSockets for live chat functionality.

Implement a dynamic front-end interface for seamless user interaction.

Add advanced features like message history, and notifications.

Deploy your chat application and optimize it for real-world use.

Requirements

Basic knowledge of JavaScript and Node.js.

Familiarity with front-end development (HTML, CSS, JavaScript frameworks).

Understanding of HTTP and client-server communication.

Paid DigitalOcean Account if wants to implement deployment [Optional]

Description

Want to create a WhatsApp-style real-time chat application? This hands-on course will teach you how to build a fully functional live chat app using Node.js, WebSockets, and Express. You'll learn the fundamentals of real-time communication and how to implement a scalable, interactive chat system from backend setup to frontend features.What You'll Learn:1. Understanding Live Chat & WebSocketsReal-Time Communication Explained – Discover how real-time data exchange works and why WebSockets outperform traditional HTTP polling.WebSockets vs. HTTP Polling – Learn the key differences and how WebSockets optimize performance for instant messaging.Project Overview & Tech Stack – Get familiar with Node.js, Express, WebSockets, and frontend technologies for building a seamless chat experience.2. Backend Development: Setting Up WebSocketsConfiguring a WebSocket Server – Set up a WebSocket server with Node.js and Express.Client-Server Communication – Establish bidirectional real-time data transfer between clients and the server.Managing User Connections – Implement logic for handling multiple users, tracking active connections, and managing disconnections.Basic Messaging System – Enable real-time text-based messaging between users.3. Enhancing Features & DeploymentBuilding a Responsive UI – Design an interactive and user-friendly chat interface.Storing Messages – Implement chat history persistence using memory storage.Typing Indicators & Notifications – Improve the user experience with real-time feedback mechanisms.Security & Authentication – Protect user data with authentication and security best practices.Deploying Your Chat App – Learn how to host your application on a cloud platform for public access.

Overview

Section 1: Introduction

Lecture 1 Introduction

Lecture 2 Terminal Crash Course

Lecture 3 Installation

Section 2: Building the Foundation: WebSockets & Backend Setup

Lecture 4 Part - 1

Section 3: Enhancing Features & Deployment

Lecture 5 Part - 2

Lecture 6 Deploy on DigitalOcean [optional]

Section 4: Extra Resources

Lecture 7 Level Up by Building NodeJs Projects

Developers interested in building real-time applications with WebSockets.,Beginners looking to gain hands-on experience with live chat app development.,Front-end or back-end developers wanting to integrate WebSockets into their projects.