Henry Czupryna

A small set of things I’ve built. Click a project for details.

Wearable capacitance sensor platform
Wearable capacitance sensor platform
Low-cost capacitive sensing system scanned + read by smartphone; 75–90% cheaper than Bluetooth-based systems.
hardwaremobilesensing
ML antenna field characterization
ML antenna field characterization
Rapid antenna test workflow using thermal measurements + simulation feedback; automated CST sweeps for training data.
rfmlautomation
Running form analysis
Running form analysis
Real-time computer vision pipeline extracting 20+ biomechanics metrics at ~35 FPS.
cvsportsrealtime
Capital Tech Repairs
Capital Tech Repairs
On-campus iPhone repair service + full-stack booking platform with real-time scheduling.
businessfull-stack
LAXGRADES
LAXGRADES
Grade distribution explorer for UW–La Crosse (17k+ grades) with search/filtering; monetized with ads.
dataproduct
Theta Tau Xi website
Theta Tau Xi website
Led a full redesign; won “Best Website” at nationals (94 chapters).
web
Auto door unlocker
Auto door unlocker
ESP32 system that detects apartment intercom calls and responds with DTMF to unlock the entrance.
embeddediot