Jack Greenwald

Embedded systems & full-stack engineer building at the intersection of hardware and software — medical devices, real-time computer vision, and tools that actually get deployed.
Northeastern University  ·  NJIT AIM Lab  ·  NeuroTechR3

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Active Projects

Fencing Tracking System

NJIT AIM Lab

Real-time fencer detection and PTZ camera control pipeline built for competitive fencing. Combines YOLOv8 object detection, a GStreamer video pipeline, ONVIF PTZ control, and an HLS streaming interface with AI hit detection synced to a video timeline via Program Date Time (PDT) timestamps.

Python YOLOv8 GStreamer ONVIF LL-HLS OpenCV React

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R3tha Web Portal  

NeuroTechR3

Patient and therapist portal for neurorehabilitation. Solo frontend build — React, Zustand state management, Axios, and real-time session review tied to a streaming backend.

TypeScript React Zustand Axios

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Projects

Brain Injury Resource Center  

Solo-developed mobile app for the Brain Injury Alliance of New Jersey. Maps and resources for TBI survivors and caregivers. Published to Google Play via Expo/React Native.

TypeScript React Native Expo

 → View on Google Play  → View on App Store

Samaritan Scout

Working on improving the front-end through updating UI and UX. Improving the AI and scraper technologies involved in finding volunteer opportunities.

TypeScript React Material UI RAG Linear

 → View

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Skills

Embedded & Systems

Computer Vision & ML

Full-Stack

Infra & Tools

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