@dev-vaghela205

Dev Vaghela

@dev-vaghela205Joined August 2025

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Dev Vaghela's blogs

WEB & Mobile DEV By DEVweb-dev2026.hashnode.dev50 posts

GEN-AIgenai-with-js.hashnode.dev7 posts

Understanding JWT Authentication: How Tokens Replace Sessions

Every application that stores user data faces the same problem. How do you know who is making a request? When someone logs in with a username and password, the server needs a way to remember that this

May 10 · 15 min readweb-dev2026.hashnode.dev

How Multer Handles File Uploads in Express

If you have ever tried to read a file directly from req.body in Express, you know it does not work. The body parser that handles JSON and form strings chokes on binary file data. That is not a bug. It

May 10 · 9 min readweb-dev2026.hashnode.dev

What Is a REST API? A Practical Guide for Developers Who Build Web Services

If you have ever integrated a third-party service into your application, chances are you used a REST API. Stripe for payments, GitHub for repository data, Twilio for messages. They all expose their fu

May 10 · 10 min readweb-dev2026.hashnode.dev

Handling Image Uploads in Express: Where Files Actually Go

Every tutorial shows you how to send a file from a form to an Express server. Few of them pause to answer the obvious next question: where does the file actually live after it lands on your server? An

May 10 · 7 min readweb-dev2026.hashnode.dev

Understanding Express Middleware: The Pipeline That Powers Your Server

If you have written even a basic Express application, you have already used middleware without realizing it. That app.use(express.json()) line you added to parse request bodies? Middleware. The route

May 10 · 10 min readweb-dev2026.hashnode.dev

Dev Vaghela

About

Available for

Dev Vaghela's blogs

Understanding JWT Authentication: How Tokens Replace Sessions

How Multer Handles File Uploads in Express

What Is a REST API? A Practical Guide for Developers Who Build Web Services

Handling Image Uploads in Express: Where Files Actually Go

Understanding Express Middleware: The Pipeline That Powers Your Server

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Dev Vaghela

About

Available for

Dev Vaghela's blogs

Understanding JWT Authentication: How Tokens Replace Sessions

How Multer Handles File Uploads in Express

What Is a REST API? A Practical Guide for Developers Who Build Web Services

Handling Image Uploads in Express: Where Files Actually Go

Understanding Express Middleware: The Pipeline That Powers Your Server