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@shahbazahmed

Shahbaz Ahmed

@shahbazahmed

Full Stack Developer

Mumbai, Maharashtra, IndiaJoined January 2025

About

Software Developer | Full Stack Developer |

Available for

Job

Shahbaz Ahmed's blogs

Debunking Fundamentals of JavaScriptdebunking-js.hashnode.dev24 posts

Knowing About Node.js And Expressknowingnodejsexpress.hashnode.dev16 posts

Mobile Dev - React Nativemobiledevcohort.hashnode.dev5 posts

Understanding the backbone of Internetinternetbackbone.hashnode.dev1 post

Domain Name System (DNS) Record Typesdnsmagic.hashnode.dev1 post

About

Software Developer | Full Stack Developer |

Available for

Job

Shahbaz Ahmed's blogs

Debunking Fundamentals of JavaScriptdebunking-js.hashnode.dev24 posts

Knowing About Node.js And Expressknowingnodejsexpress.hashnode.dev16 posts

Mobile Dev - React Nativemobiledevcohort.hashnode.dev5 posts

Understanding the backbone of Internetinternetbackbone.hashnode.dev1 post

Domain Name System (DNS) Record Typesdnsmagic.hashnode.dev1 post

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SAShahbaz Ahmedinmobiledevcohort.hashnode.dev

How WhatsApp Works Without Internet

May 31 · 11 min read · Imagine this: You’re on a flight. Airplane mode is on. You open WhatsApp, type “Landed safely, talk soon”, and hit send. The message appears instantly in the chat with a small clock icon beside it—eve

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SAShahbaz Ahmedinmobiledevcohort.hashnode.dev

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

May 31 · 10 min read · Every time you open Instagram, record a Reel, apply a filter, save it as a draft, and come back later to finish editing, the experience feels seamless. But behind that smooth flow is a sophisticated m

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SAShahbaz Ahmedinmobiledevcohort.hashnode.dev

How Instagram, WhatsApp, Uber & Netflix Would Be Built Today Using Expo Router

May 23 · 12 min read · Modern mobile applications are no longer “just screens connected together.” Apps like Instagram, WhatsApp, Uber, and Netflix are massive distributed systems running inside a phone. They handle: Milli

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SAShahbaz Ahmedinmobiledevcohort.hashnode.dev

Expo Router vs React Navigation

May 23 · 11 min read · Mobile apps today are no longer simple “multi-screen” applications. Modern apps contain: Authentication flows Nested dashboards Deep linking Protected routes Shared layouts Dynamic tabs Modal s

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SAShahbaz Ahmedinknowingnodejsexpress.hashnode.dev

Linux File System Hunting

May 10 · 7 min read · When most beginners learn Linux, they start with commands like ls, cd, pwd, and mkdir. But Linux becomes truly interesting when you stop treating it like just an operating system and start treating it

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