I build small, useful things — and write down what I learn.
A Chrome extension on the Web Store, a voice agent experiment, a few essays, and a software engineering notebook. Brewed in Madras, ground fresh in San Francisco.
Rangi
An AI agent that places real phone calls on my behalf — ordering from restaurants, even when the restaurant's own line is another AI — and texts me the result.
Todos
Turns the new tab into notes and to-dos, with one-click capture from any webpage. No server, no analytics — everything stays in Chrome storage.
I Attacked My Own Finance Bot. The Fix Wasn't a Better Prompt.
Hidden text in a bill email could make the bot lie about what's due. The fix: limit what the app can do when the AI is wrong, and check what a person sees against what the AI reads.
A Weekend Addition to My Pi Cluster: Claude, GitHub Runners, and a Telegram Approval Button
Claude writes the change, self-hosted runners test it on a sandbox Pi, and one tap in Telegram promotes it to production.
I Sent an AI to Order My Coffee. The Restaurant's AI Answered.
What I built, what I got wrong, and the one guardrail I couldn't move out of the prompt.
I Am the Filter Coffee Way
Seven principles, one ritual — a philosophy for the craft of software, in the language of Madras mornings.
The Invisible Hand of Expertise
Why success isn't always conscious. From Kohli's six at the MCG to the surgeon's hands: how thousands of hours of practice compress into cognitive muscle memory.