mrdsa04 / full-stack builder

Hey, I'm Dewan.

I'm Dewan Shakil Akhtar, a Member of Technical Staff at Stellon Labs, a San Francisco-based YC S25 company, working on on-device AI and SDKs, and full-stack product engineering. I write about what I'm building and the tradeoffs behind it.

GitHub LinkedIn Twitter

New · Zepper

I made a browser.

Zepper is a free, open-source browser for the Mac: Spaces, a sidebar built for tabs, and privacy that's on from the first page.

Take a look

Writing, notes, and build logs.

My First Neural Network Hasn't Learned Anything Yet

Sep 17, 2026 · 3 min · AI

49 lines of PyTorch, an MNIST model that can't recognise a single digit, and why I'm weirdly happy about it.

I Built a Queue for My AI Coding Agent

Sep 4, 2026 · 4 min · Claude Code

I kept losing good ideas while Claude was busy. So I built claude-message-queue, a small plugin that saves the next thing to do and runs it only after the current work is finished.

Learning PyTorch as a Mobile Engineer

Aug 30, 2026 · 3 min · AI

I have spent a lot of time shipping models to phones without really understanding how they are trained. So I started learning, from the very beginning.

All posts

Work

Roles, builds, and archived projects.

Zepper

Current | Maker

A free, open-source browser for macOS: Spaces, a sidebar built for tabs, split view and privacy on by default. Built on Chromium, with an interface in React you can make your own.