React Js 2026 Build Multi-Vendor Ecommerce Start to Finish

Learn React.js fundamentals and its component-based architecture with reusable UI components. See how headers, media, and other components form complete pages and load data via API.

Create a new React app using vite by running npm create vite, choosing React and JavaScript, then install dependencies in Visual Studio Code and prepare for development and production builds.

Learn to run, test, and build a React app using npm run dev or npx, explore development servers and production builds, and generate the distribution folder for deployment.

Explore the React project structure, from package.json and npm scripts to the src directory with app.jsx and main.js, index.html root, and asset organization for a single-page app.

Organize your React project by restructuring the source into components and pages, and creating assets for images and css to enable clean, scalable development.

Discover essential VS Code extensions for React development. Learn to install tools like auto close tag, auto import, ESLint, and Prettier.

Learn to build React components with functional components as the preferred approach, replacing class-based components. Explore creating and rendering a demo component in app.js and main.js using VS Code extensions.

Build a multi component React layout by creating header, hero, contact, and footer components, importing them into the home page, and rendering a complete, reusable component structure.

Discover how JSX lets you write HTML-like code inside JavaScript, with conventions like a single parent element, fragments, self-closing tags, className, camelCase attributes, and inline styles as objects.

Explore JSX shorthand and if-else logic in React.js through a live example that renders a mark-based boolean or average result using conditional rendering.

Learn how to implement a JSX immediately invoked function expression (IIFE) with anonymous functions. Use if-else logic in JSX to return and display values in a React app.

Learn how to render a loop in JSX by mapping over a city array. Display each city with its iteration number, such as Dhaka, USA, Delhi, and Chittagong.

Explore JSX conditional rendering with if-else, switch, ternary, logical and, and immediately invoked functions. Use a status variable to toggle login and logout buttons.

Learn to implement conditional rendering with a switch statement in React by using a status flag to return logout or login buttons, with a default null case.

Learn how to implement conditional rendering in JSX with the ternary operator, using a status flag to toggle between a log out and a log in button, with live examples.

Explore JSX conditional rendering using logical and to display a login status or logout button based on a status value, and compare it with if-else and the ternary operator.

Use an immediately invoked function to implement conditional rendering in JSX, returning a logout button when status is true and a login button when false.

Learn how props, or properties, pass data from a parent component to a child component in React, while exploring unidirectional, read-only data flow with practical examples.

Learn to pass a simple string from a parent component to a child in React via props, and render it with props like title and description.

Learn how to pass an object as props from a parent to a child component in React, display name, age, and city using a single item prop.

Learn how to pass a function from a parent to a child component in React js 2025, using props, onClick, and alerts to trigger actions.

Explore how to manage click events in React by wiring an onClick handler to a submit button, triggering alerts, and choosing between regular, arrow, and inline functions.

Learn to manage form submission in React.js by preventing default reload, handling input via a submit handler, and displaying an alert to confirm the form submission.

Learn to install and use React Router Dom to navigate a React web app, building home, about, and contact routes with a browser router and a not found page.

Learn to build a React single‑page menu using react-router-dom links and nav links, map routes for home, about, and contact, and style active links with a CSS active class.

Compare browser router vs hash router in react router dom, discuss url appearance, compatibility, HTML5 history API, and when to use hash router to avoid sd access file configuration.

Learn how to pass multiple parameters through navigation using React Router DOM, including id and name, by using useParams in the about page and configuring routes.

Master React hook concepts and state management in functional components with step-by-step live examples. Learn use state, use effect, use context, and use ref from React 16.8 to 18.2.0.

Explore using the useRef hook to manipulate DOM elements in a React functional component, updating innerText and innerHTML via refs, without triggering a re-render.

Discover how to update an image's src attribute with useRef in React, using current, ref, and setAttribute to replace images and adjust height and width.

Explore how to manage multiple input fields with the useRef hook in React, capturing first name and last name values and displaying them via an alert on click.

Explore using the useRef hook to toggle a heading’s bootstrap classes from text success to text danger on click, after installing and importing bootstrap css in a React app.

Learn how to use useRef to cache expensive computation results from API calls and avoid repeated fetches across renders.

Learn how React useState holds component data in a state memory and re-renders the UI on data changes from user actions or network updates.

Learn to manage objects with useState in React by immutably updating specific keys using the spread operator, setMyObject, and onClick handlers.

Build a simple React todo app using useState with an immutable array, adding items from an input field and rendering them in a table with a remove button.

Learn to manage a list with useState by adding items, tracking index on click, and removing elements immutably, using push, splice, and setList in a React step-by-step example.

Learn to manage a React form with useState, building inputs for first name, last name, city, and gender, and wiring changes to a form object for submission.

Learn to manage form state with use state, handle on change events to update a form object via a spread update, and submit without refreshing to store and log data.

Understand how the useEffect hook runs on initial render and on dependency changes, accepting a callback and an optional dependency array. Use it for data fetching in React components.

Learn to fetch data inside a useEffect using promises, convert the API response to json, and store it in state for rendering in a React component.

Explore fetching api data in a useEffect with async/await and an immediately invoked function, parse json, and update state, then compare promise chaining with then to async/await.

Explore Express.js fundamentals as a Node.js server-side framework, learn REST API development, template engines, and integrating Express.js with React for web applications.

Learn Express.js routing by creating multiple get routes for home, about, and contact, test post/patch/delete methods with Postman, and understand browser limitations on non-get requests.

Focus on the four core Express.js topics: request, response, middleware, and database operation, and learn to handle requests and responses with live examples in the next video.

Explore how Express.js handles responses by examining the response body, headers, status, and cookies, with Postman examples and common status codes like 200, 404, 401, 403.

Explore different types of responses in express.js, including simple string responses via get and post methods, with res.send and res.end.

Manipulate response status codes in express.js on a get route using the status method to return 401 unauthorized or 201 created responses, with optional messages or empty bodies.

Create a json response route, populate a json array with objects, and return it using the json method in a get endpoint, with status handling.

Master how to serve downloadable resources in Express.js by implementing a download route, specifying a file path in uploads, and testing with browser or Postman.

Learn to implement response redirect with express routes, creating USA and India paths, using res.redirect to send users to /India and display a message on localhost:8000.

Learn to add header data with the append method, using key-value pairs like name and city and a 201 status. See a live Postman example with a six route.

Explore how to add cookies in the response with the cookie method, using key, city, and age values, and verify cookies in browser and postman.

Clear and manage cookies in a React.js multi-vendor ecommerce app by removing specific cookies (name, city, age) and clearing all cookies via a dedicated route.

Explore handling get and post requests in express.js, including url parameters, headers, json body, and multipart form data, with live examples and file upload workflows.

Learn to handle get requests with url query parameters in an Express app by extracting first name and last name from req.query and returning a response that shows these values.

Learn to retrieve first name and last name from the request header in a get request, using Postman to set header values and display them in the view.

Write and test a simple post request on the home route, run a node server, and verify postman returns the message 'this is simple post request'

Learn to post data with url query parameters for first name and last name, concatenate and display the result, and save data via the post method.

Learn to handle post requests with header properties in express.js by extracting username and password from request headers, then display them and test with postman.

Install and configure body-parser in an express.js project to post application json data, read req.body, stringify the data, and display it in the response for testing with postman.

Learn to handle multipart form data in Express.js using multer, install and configure the middleware, and test with Postman to submit form data and JSON data.

Learn to implement file uploads in express with multipart form data, configure disk storage to uploads, set the file name from the original name, and handle success or failure responses.

Explore middleware in Express applications, including how it validates authentication, authorization, request limits, and security rules, and apply application-level or route-level middleware for configurable control.

Learn how to create and apply application middleware for a multi-route setup, using get routes for home, about, and contact, with request, response, and next to control flow.

Learn route middleware in express.js by creating a root middleware that runs only for the about route, using use and next to control flow, with practical validation use cases.

Explore MongoDB fundamentals, an open source non-relational database with a flexible document model and elastic storage, enabling scalable cross-platform data management for Express.js and React projects.

Install the MongoDB community server on Windows with the MSI package, add bin to path, and verify with MongoDB --version for 7.0.3; then open MongoDB Compass and connect to localhost:27017.

Connect a node express.js project to MongoDB using mongoose, set up npm and package.json, create index.js, and log database is connected.

Create a Mongoose user schema to define a document structure with fields name, age, is married, salary, and gender. Explore how schemas map to models, collections, and databases in MongoDB.

Create a mongoose user schema and model, build a user object, and save it with async/await, then log the inserted data to console.

Import and query user data in MongoDB database using mongoose, load json file, and perform find, find one, and find by id with conditions like is married and salary.

Master advanced MongoDB queries in React apps by using find, where, select, and exclude fields, then apply sort, limit, and count documents to fetch targeted data.

Explore MongoDB complex query comparison operators: equal, not equal, greater than, greater than or equal, less than, less than or equal, in, not in, via find method with age and salary examples.

Explore how the and and or operators filter data using conditions like is married and age is 30, demonstrated with the find method and live examples.

Demonstrates building advanced queries to fetch users aged over 40 or unmarried using or and operators, selecting only the name field and sorting by name in ascending order.

Update a MongoDB document by id in a node environment, changing a field such as is married to true and saving the update to the user collection.

Learn how to update a MongoDB document using find by id and update, including changing age and is married with run validators.

Learn two methods to delete documents in MongoDB: delete one by id and delete many by a condition, such as is married false, via a node server.

Build a complete multi-vendor e-commerce app from scratch using React, Express, and Tailwind, with seller and admin dashboards, dynamic catalog, cart, checkout, live chat, and Stripe integration.

Set up your development environment for a multi-vendor e-commerce project by installing Node.js, configuring VS Code with essential extensions, and preparing to create a new React application.

Create a new React app named dashboard, install core packages (apex charts, axios, jwt decode, moment, react icons) to enable admin, frontend, and vendor dashboards for a multi-vendor ecommerce.

install Tailwind CSS in a React project, configure Tailwind with a config file, update index.css, and run the development server to see Tailwind CSS utilities on port 3000.

Set up a React js multi-vendor ecommerce project by building a scalable file structure with tailwind css, including api, layout, navigation, routing, store, and auth pages.

Explore building a multi-vendor ecommerce routing system with tailwind CSS, react router dom, and lazy-loaded login and register pages using useRoutes.

Sets up a browser router with public login and register routes, uses lazy loading for the app, and loads routes from a public routes array.

Design a responsive register page for a multi-vendor ecommerce app using Tailwind CSS in React, featuring a welcome banner, 'please register your account' messaging, and a styled name input form.

Develop a multi-field registration form for a multi-vendor ecommerce app by adding name, email, password, and privacy checkbox, with responsive styling and login route linking via react-router-dom.

Design and implement a register and login UI using Tailwind CSS, React Icons, and responsive layout. Integrate Google and Facebook icons, full-width dividers, and hover shadows.

Adapt the register component into a sign-in form with email and password, and adjust labels and routes. Implement suspense with lazy loading to ensure a seamless single-page application flow.

Define and manage register page state using the use state hook, handle name, email, and password inputs, update state on change, log state to console, and submit with prevent default.

Define login page state by duplicating register page state in a React component, wiring email and password inputs with onChange and onSubmit, and logging data to the console.