YufeiMa

AI EngineerU.S. Department of the Treasury

tiktok-dlp

Self-hosted TikTok downloader and private archive with Discord monitoring, resumable creator imports, and a mobile-first video feed.

Postmaster

End-to-end tracking platform that unifies USPS, UPS, and FedEx behind one API and a power-user web dashboard.

Koe

Hold-to-talk dictation for macOS that runs entirely on-device, pairing two speech recognizers with a small LLM that settles only the words they disagree on.

Kendo Training Analysis Server

Dual-sensor IMU pipeline that grades kendo technique on form, force, and exertion in real time.