Featured Projects

Financial Market Forecasting

Python, TensorFlow, PyTorch, Time-Series Analysis

• Developed deep learning models for forex market prediction with 56% directional accuracy
• Implemented adaptive optimization techniques and automated hyperparameter tuning
• Achieved 17% portfolio return over a two-year testing period
• Utilized ensemble methods to improve prediction stability

Fraud Detection System

Apache Spark, Python, Machine Learning, Big Data

• Built scalable data analysis pipeline for credit card fraud detection
• Implemented both supervised learning for known patterns and unsupervised learning for anomaly detection
• Achieved ROC AUC Score up to 0.965 on test data
• Processed large-scale transaction datasets efficiently using distributed computing

COVID-19 Vaccination Reservation System

PHP, Laravel, MySQL, Load Balancing

• Developed back-end functions for nationwide vaccination appointment system
• Implemented load balancing and vertical scaling to handle high traffic
• Served residents in the Kanto region of Japan (Tokyo, Yokohama, Saitama)
• Funded by Japan’s Ministry of Defense as part of national pandemic response

AI Hybrid Chatbot

NLP, Python, Speech Recognition

• Created e-commerce chatbot integrating natural language processing and speech recognition
• Designed conversation flows to improve customer service efficiency
• Implemented intent recognition and entity extraction capabilities
• Integrated with existing e-commerce platforms