Eugene Chen

Work

Projects

Seven things I've built recently, spanning trading infrastructure, manufacturing automation, hardware, and research tooling. Each links out to a page with more detail.

01

OrderBook

A price-time-priority matching engine that streams a ClickHouse-backed trade tape and replays it session by session, with a live depth-ladder GUI.

C++20 · CMake · ClickHouse

View project →
02

ETFArbitrage

Research backtest of a Chinese A-share ETF / index-future basis arbitrage strategy, engineered so a lookahead leak is inexpressible, not just discouraged.

Python · uv · pytest

View project →
03

Second Brain

A personal system linking five manager visits and 17 monthly CTA reports into one comparable market-regime framework.

Research synthesis · Note-taking system

View project →
04

AC Power Saver

A retrofit HVAC device that recycles an air conditioner's own condensation to pre-cool intake air, cutting power draw 10%+ across 500+ deployments.

Hardware · Thermodynamics

View project →
05

heating-ring-pipeline

Turns a customer's heating-ring layout spec into a production package — BOM, winding programs, sheet-metal DXF — for Jinke Energy's (GIENKEE) manufacturing line.

Python · FastAPI · React · Gemini API

View project →
06

AcademicReader

A Chrome extension that opens academic PDFs in an LLM-assisted reader, with per-highlight persistent chat threads.

TypeScript · Chrome MV3 · esbuild

View project →
07

CoreXY 3D Printer

A self-built CoreXY 3D printer — two motors, shared belt loops, one toolhead.

Hardware · CoreXY kinematics

View project →