Shuja Ahmad

@hex0

Bytes over buzzwords

Kashmir, INJoined August 2025

About

Passionate about low-level programming and system internals. Currently exploring bootloader development and sharing my journey with the developer community.

Shuja Ahmad's blogs

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hex0.hashnode.dev

How to Write Your First Bootloader from Scratch (No OS Needed)

So it all started one day when this crazy thought struck my mind: "Can someone write their own operating system from scratch?" I thought to myself that even if it was possible, it must be really hard and time-consuming. I booted up my desktop running...

Aug 28, 20257 min read