@SagarKemble

sagar kemble

@SagarKemblesangli,MaharashtraJoined July 2024

Sharing Code, Ideas, and Innovations

About

Currently working as a UI/UX designer and Frontend developer and a independent Freelancer, Always Ready to create and collaborate

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UI/UX designer and Frontend developer

sagar kemble's blogs

sagar kemble's blogblog.sagarkemble.dev62 posts

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SKsagar kembleblog.sagarkemble.devMay 28 · 6 min read

How Instagram Stores Reels, Photos, and Drafts Behind the Scenes

The Moment You Hit Record You open Instagram, point your camera at something mildly interesting, and hit record. Fifteen seconds later, you tap "Save Draft" instead of posting because the lighting was

SKsagar kembleblog.sagarkemble.devMay 28 · 7 min read

How WhatsApp Works Without Internet: Offline Messaging and Sync Explained

The Scenario That Started This Question You're on a flight. Airplane mode is on. You type a message to your friend, hit send, and see a single grey tick appear. No internet. No server. No problem, app

SKsagar kembleblog.sagarkemble.devMay 22 · 6 min read

React Navigation vs Expo Router: Which One Should You Actually Use?

The Navigation Problem Picture this. You are building a React Native app. You have a login screen, a dashboard, and a profile page. You set up React Navigation, register each screen manually, wire up

SKsagar kembleblog.sagarkemble.devMay 22 · 5 min read

React Native Architecture at Scale: Overview of How Production Apps Are Actually Built

The Folder Structure That Feels Fine Until It Doesn't You start a new React Native app. You create a components folder, a screens folder, maybe a utils folder if you're feeling fancy. It works. The ap

SKsagar kembleblog.sagarkemble.devMay 8 · 9 min read

How React's Virtual DOM Actually Works

You click a button. A counter goes from 0 to 1. You expect React to update the number on screen. Simple enough. But behind that one-digit change, React creates an entirely new tree of JavaScript objec