---
title: "sagar kemble (@SagarKemble) | Hashnode"
description: "Sharing Code, Ideas, and Innovations. Read the latest articles by sagar kemble on Hashnode."
url: "https://hashnode.com/@SagarKemble"
---

@SagarKemble

# sagar kemble

@SagarKemble · sangli,Maharashtra · Joined July 2024

Sharing Code, Ideas, and Innovations

[Website](https://www.sagarkemble.dev/)

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

The invisible journey your video takes before it becomes someone else's phone at 3 AM

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

[May 28](https://hashnode.com/posts/how-instagram-stores-reels-photos-and-drafts-behind-the-scenes/6a18aafb782587548337daa5)

### [How WhatsApp Works Without Internet: Offline Messaging and Sync Explained](https://blog.sagarkemble.dev/how-whatsapp-works-without-internet-offline-messaging-and-sync-explained?utm_source=hashnode&utm_medium=feed)

Understand why your messages say "sent" even when you're in an elevator with zero bars

7 min read · [blog.sagarkemble.dev](https://blog.sagarkemble.dev/how-whatsapp-works-without-internet-offline-messaging-and-sync-explained?utm_source=hashnode&utm_medium=feed)

[May 28](https://hashnode.com/posts/how-whatsapp-works-without-internet-offline-messaging-and-sync-explained/6a18a7117825875483360610)

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

How file-based routing came to save us

6 min read · [blog.sagarkemble.dev](https://blog.sagarkemble.dev/react-navigation-vs-expo-router-which-one-should-you-actually-use?utm_source=hashnode&utm_medium=feed)

[May 22](https://hashnode.com/posts/react-navigation-vs-expo-router-which-one-should-you-actually-use/6a100e331f237623eac3ff0d)

### [React Native Architecture at Scale: Overview of How Production Apps Are Actually Built](https://blog.sagarkemble.dev/react-native-architecture-at-scale-overview-of-how-production-apps-are-actually-built?utm_source=hashnode&utm_medium=feed)

Your React Native folder structure works fine at 10 screens. Here is what production teams do differently at 100.

5 min read · [blog.sagarkemble.dev](https://blog.sagarkemble.dev/react-native-architecture-at-scale-overview-of-how-production-apps-are-actually-built?utm_source=hashnode&utm_medium=feed)

[3](https://hashnode.com/posts/react-native-architecture-at-scale-overview-of-how-production-apps-are-actually-built/6a100ba91f237623eac24436) [May 22](https://hashnode.com/posts/react-native-architecture-at-scale-overview-of-how-production-apps-are-actually-built/6a100ba91f237623eac24436)

### [How React's Virtual DOM Actually Works](https://blog.sagarkemble.dev/how-react-s-virtual-dom-actually-works?utm_source=hashnode&utm_medium=feed)

The Virtual DOM is not a magic speed hack

9 min read · [blog.sagarkemble.dev](https://blog.sagarkemble.dev/how-react-s-virtual-dom-actually-works?utm_source=hashnode&utm_medium=feed)

[May 8](https://hashnode.com/posts/how-react-s-virtual-dom-actually-works/69fdac566fb09594bd2b0869)