---
title: "Rajesh Kumar (@rajesh71) | Hashnode"
description: "Web Development Learner. Read the latest articles by Rajesh Kumar on Hashnode."
url: "https://hashnode.com/@rajesh71"
---

@rajesh71

# Rajesh Kumar

@rajesh71 · Joined January 2026

Web Development Learner

### [How Instagram Stores Reels, Photos, and Drafts Behind the Scenes](https://mobil-dev2026.hashnode.dev/how-instagram-stores-reels-photos-and-drafts-behind-the-scenes?utm_source=hashnode&utm_medium=feed)

A deep dive into the architecture of media storage

13 min read · [mobil-dev2026.hashnode.dev](https://mobil-dev2026.hashnode.dev/how-instagram-stores-reels-photos-and-drafts-behind-the-scenes?utm_source=hashnode&utm_medium=feed)

[May 31](https://hashnode.com/posts/how-instagram-stores-reels-photos-and-drafts-behind-the-scenes/6a1c120fd75c0d1e3d37fc00)

### [How Netflix Would Be Built Today Using Expo Router?](https://nodejs-dev.hashnode.dev/how-netflix-would-be-built-today-using-expo-router?utm_source=hashnode&utm_medium=feed)

Architecting a Large-Scale React Native App with Expo Router

8 min read · [nodejs-dev.hashnode.dev](https://nodejs-dev.hashnode.dev/how-netflix-would-be-built-today-using-expo-router?utm_source=hashnode&utm_medium=feed)

[May 23](https://hashnode.com/posts/how-netflix-would-be-built-today-using-expo-router/6a1113801f237623ea550459)

### [Expo Router vs React Navigation - Which One Should You Use in 2026?](https://nodejs-dev.hashnode.dev/expo-router-vs-react-navigation-which-one-should-you-use-in-2026?utm_source=hashnode&utm_medium=feed)

The Ultimate Mobile Routing Guide

16 min read · [nodejs-dev.hashnode.dev](https://nodejs-dev.hashnode.dev/expo-router-vs-react-navigation-which-one-should-you-use-in-2026?utm_source=hashnode&utm_medium=feed)

[May 22](https://hashnode.com/posts/expo-router-vs-react-navigation-which-one-should-you-use-in-2026/6a1065ed1f237623ea0119e4)

### [How React Virtual DOM works under the Hood](https://mobil-dev2026.hashnode.dev/how-react-virtual-dom-works-under-the-hood?utm_source=hashnode&utm_medium=feed)

React Virtual DOM Explained: Diffing, Reconciliation, and Rendering

7 min read · [mobil-dev2026.hashnode.dev](https://mobil-dev2026.hashnode.dev/how-react-virtual-dom-works-under-the-hood?utm_source=hashnode&utm_medium=feed)

[May 9](https://hashnode.com/posts/how-react-virtual-dom-works-under-the-hood/69feb0d2f239332df44100ad)

### [How Node.js Handles Multiple Requests with a Single Thread](https://nodejs-dev.hashnode.dev/how-node-js-handles-multiple-requests-with-a-single-thread?utm_source=hashnode&utm_medium=feed)

Node.js Event Loop: How a Single Thread Handles Multiple Requests

6 min read · [nodejs-dev.hashnode.dev](https://nodejs-dev.hashnode.dev/how-node-js-handles-multiple-requests-with-a-single-thread?utm_source=hashnode&utm_medium=feed)

[May 8](https://hashnode.com/posts/how-node-js-handles-multiple-requests-with-a-single-thread/69fd9e6c6fb09594bd1e290c)