Engineering Notes

— Blog by Milin Paul

Production engineering, AI systems, and what actually works.

Featured

Why I'm Building a Gameboy-Style Expense Tracker on an ESP32

A hardware build log: custom embedded device, e-ink display, and Supabase as the backend — because sometimes you learn m...

esp32hardwareembeddedsupabasebuild-log

Jun 1, 2026 · 6 min read

Honest notes from a solo engineering lead building a Slack SaaS: what AI tooling accelerated, what it didn't, and where...

heyclapsproductaiindieengineering-lead

Jun 20, 2026 · 9 min read

Architecture notes on running a local Hermes model, giving it Supabase tools, and letting it autonomously query and upda...

ai-agentshermessupabasearchitectureself-hosted

Jun 10, 2026 · 8 min read