SELECTED WORK · 2026
Every item below can be opened and checked. Case studies state the problem, the decisions and the measured result; artefacts link to the running code or site.
A GraphRAG engine in TypeScript: markdown-aware ingestion, a knowledge graph in PostgreSQL with pgvector, Leiden community detection, and hybrid retrieval that returns the source behind every answer.
SCOPEEngine, Docker stack, MCP server
RESULT10 of 12 queries hit, 95.8% average recall
A research brief where every claim carries the page it came from, delivered as a report you can read and a file you can query.
SCOPE1 target + 1–2 supply-chain layers
RESULTreport.html, report.pdf, evidence.jsonl in 5 business days
Score conversion in the browser on a WebAssembly build of MuseScore: MSCZ and MusicXML in, PDF, MIDI, audio or PNG out.
SCOPEJavaScript · WebAssembly
RESULTLive on Cloudflare Workers; conversion runs in the browser
The writing behind the engine: a Next.js static export served from a Cloudflare Worker, with Chinese and English articles paired under one translation key.
SCOPENext.js · Cloudflare Workers · D1 · R2
RESULT8 articles on indexing, retrieval and incremental builds
Services and prices are on the home page; the short version is an Evidence Brief from $750 and fixed-scope engineering. Services ↗