React Form Submit to Node.js Express API | POST Request Tutorial for Beginners (2026)
🚀 In this tutorial, you'll learn how to connect a React frontend with a Node.js Express backend by creating a simple POST API and submitting form data using Axios.
This beginner-friendly project covers everything you need to understand how frontend and backend communicate in a full-stack application.
📌 What you'll learn:
Create a Node.js Express server
Build a POST API endpoint
Enable CORS
Parse JSON using Express
Create a React form
Handle input fields with useState
Submit data using Axios
Receive data on the backend
Return a JSON response
Test the complete full-stack application
🛠 Technologies Used
React.js
Node.js
Express.js
Axios
JavaScript (ES6)
REST API
💻 Perfect for:
React Beginners
Node.js Beginners
Full Stack Developers
College Students
Interview Preparation
Web Development Learners
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