🚀 Day 22 of Backend Development What I Learned While Building a CRUD Backend (Express + MongoDB) Recently, I worked on building a complete CRUD (Create, Read, Update, Delete) REST API using Express.js and MongoDB, and it helped me understand how real-world backend systems work. Key learnings: Built RESTful APIs using Express.js Connected MongoDB using Mongoose Designed schemas and models for structured data Implemented CRUD operations (POST, GET, PUT, DELETE) Used controllers and routes for clean code separation Managed environment variables using .env Followed standard backend folder structure Tested APIs using Postman This project strengthened my understanding of: Backend architecture Data flow between client and server Writing scalable and maintainable code Step by step, I’m getting more confident with MERN stack backend development and moving closer to production-level applications. Next goal: Connecting this backend with a React frontend 🚀 NOTES : https://lnkd.in/gJrCBDH7 #MERNStack #BackendDevelopment #ExpressJS #MongoDB #NodeJS #WebDevelopment #LearningByBuilding

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