Kunal Khan - BackendGuy

Hi, I'm Kunal.

A Backend Developer enjoying crafting logic behind the scenes.

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Latest Posts

19th March, 2025

How to Build a Simple API with Express.js

Learn how to build a simple REST API using Express.js in Node.js. This step-by-step guide covers setting up a server, creating routes, handling CRUD operations, and testing the API.

17th March, 2025

7 Best Practices for Writing Secure Backend Code in Node.js

Learn 7 essential security best practices for backend development in Node.js. From password hashing to input validation, authentication, and error handlingโ€”secure your apps with easy-to-follow examples.

16th March, 2025

5 Must Know REST API Essentials Every Developer Should Learn

Learn the 5 must-know REST API essentials every developer should master! Understand HTTP methods, status codes, authentication, rate limiting, and RESTful URL structures with simple examples. Perfect for beginners and experienced developers. ๐Ÿš€

8th May, 2025

5 Simple Ways to Speed Up Your MySQL Queries ๐Ÿš€

Learn 5 simple ways to optimize your MySQL queries for faster performance. Discover how to use indexes, avoid SELECT *, analyze queries with EXPLAIN, normalize your database, and limit large results. Boost your SQL efficiency today!

16th March, 2025

5 Must-Know Node.js Methods (With Examples)

Learn 5 essential Node.js methods every developer should know! From reading files to handling environment variables, see real-world examples to improve your Node.js skills.

16th March, 2025

5 Essential Debugging Techniques in Node.js (With Examples)

Learn 5 essential debugging techniques in Node.js to fix errors faster! From console.log to VS Code breakpoints, explore step-by-step examples to improve your debugging skills.

16th March, 2025

5 Must-Know npm Packages for Beginners in Node.js

Discover 5 must-know npm packages for Node.js beginners! Learn how to use nodemon, dotenv, axios, express, and moment with simple examples. Boost your development workflow today!

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