My Projects

Selected work in geospatial analytics, AI systems, full-stack development, and workflow automation.

Scam Shield: Adversarial Scam Detection

Hierarchical scam detection system integrating multi-model voting with fine-tuned LLaMA 3.1 8B. IEEE BigData 2025.

LLaMA 3 Python FastAPI Scikit-learn Docker

Transit-Aware Housing Analytics Platform

Built a geospatial data visualization tool using React and Leaflet to analyze 25-year property trends. Implemented a high-performance NL2SQL engine on Supabase PostgreSQL and a secure backend agent that validates generated SQL against the schema.

PostgreSQL PostGIS React Python Leaflet

Full-Stack E-commerce Shopping Platform

A comprehensive e-commerce platform with real-time cart functionality, user authentication, and product management.

HTML/CSS TypeScript React.js MySQL RESTful API

AI-Powered Recipe Generator

A web application that leverages AI to generate personalized recipes based on available ingredients or food images.

Python Flask React.js OpenAI ML/AI

WES GPA Converter

Convert NDHU's GPA into WES GPA standard for international applications

HTML/CSS Python Flask selenium BeautifulSoup Heroku

Q&A Platform with NLP

A Q&A Platform with Automatic Post Review Based on NLP and Deep Learning

HTML/CSS ML/AI NLP MySQL

Coupon Distribution with Smart Contracts

Website integrating smart contracts for distributing digital coupons

Blockchain Smart Contracts Solidity JavaScript

Taiwan Attractions App

iOS application showcasing top attractions in Taiwan

iOS Swift Mobile

Face Mask Detection

Real-time face mask detection using computer vision and deep learning

ML/AI CNN Computer Vision Python

Contact Me

wilsonnchangg@gmail.com
+1 (571) 594-7580
Alexandria, VA, USA