Writing & Ideas

Working Numbers is out

June 27, 2027 iOS

Working Numbers released to app store

iOS legal

Getting started with the Pi Coding Agent

June 12, 2026 ai-ml

the pi coding agent gets you closer to the metal

ai llm

Nested Circles and Squares with p5.js

June 7, 2026 frontend

A small p5.js sketch that recursively alternates between inscribed circles and squares.

p5.js generative-art javascript

Setting up a modern blog

May 2, 2026 webdev

Static site generators and hosting on AWS S3 makes running a modern blog easier and cheaper than ever.

webdev AWS node +1 more

Welcome to the Sepoy Tech Blog

May 1, 2026 leadership

Welcome to the Sepoy Tech Blog: thoughts on software architecture, AI/ML, frontend development, iOS/Swift and leadership.

meta blogging introduction

Building Scalable RAG Systems: Architecture and Implementation

August 15, 2025 ai-ml Series: RAG-Obsidian

A comprehensive guide to designing and implementing Retrieval-Augmented Generation systems that scale to millions of documents and thousands of concurrent users.

rag llm vector-search +2 more