BLOG

Where have you landed?

English writing from the front lines of technology. This is not a news site; it is a knowledge site.

Inside the products I have shipped: the constraints, decisions, what made the cut, and what was deliberately left out.

sysone: type-safe REST API and React hooks from one model
Case StudiesNov 7, 20267 min read

sysone: type-safe REST API and React hooks from one model

Case study: sysone gives you a type-safe REST API and React hooks from one model, with row-level access rules, a 2.6 KB client and support for five databases.

Building a YouTube AI chat Chrome extension with no backend
Case StudiesSep 15, 20266 min read

Building a YouTube AI chat Chrome extension with no backend

Case study: ChatYouTube, an open-source YouTube AI chat Chrome extension with playhead-aware chat, WebRTC voice and pluggable search. BYO key, no backend.

Shipping a Three-Sided Delivery Platform on Cloudflare
Case StudiesAug 11, 202612 min read

Shipping a Three-Sided Delivery Platform on Cloudflare

A case study of building a three-sided delivery platform — merchant, ops, and driver apps in one type-safe monorepo on Cloudflare D1, with a ten-state parcel lifecycle, photo proof of delivery, and MNT invoicing.

Building an AI Agent Platform in erxes CRM in 12 Days
Case StudiesJun 14, 202618 min read

Building an AI Agent Platform in erxes CRM in 12 Days

A case study of how I built an AI agent platform in erxes CRM in 12 days with Mastra, addressing RAG, tools, and production architecture.

Flint Dating App’s Recommendation Algorithm
Case StudiesMay 21, 202622 min read

Flint Dating App’s Recommendation Algorithm

A production case study of reciprocal scoring, Elo, cold start, behavioral signals, and reranking solutions in Flint’s dating recommendation system.