Justin Kim
Applied Data Analytics & Finance
Graduate student in data analytics engineering with experience in Python, SQL, and building end-to-end data projects.
Seattle Transit Safety: Spatiotemporal Risk Analysis
Built an operational intelligence analysis over 1.5 million Seattle crime records and GTFS transit stop data to identify high-risk transit nodes, peak exposure windows, and deployment priorities.
Python · Pandas · NumPy · SciPy KDTree · Geopy · Matplotlib · Seaborn
End-to-End ML Pipeline: Housing Price Prediction
Built a full machine learning pipeline to predict home sale prices, including EDA, feature engineering, model training, and evaluation. Achieved R² = 0.85 and persisted the best model for deployment.
Python · Pandas · scikit-learn · XGBoost · FastAPI · Docker
British Airways Customer Review Dashboard
Created an interactive Tableau dashboard analyzing British Airways customer reviews across aircraft type, cabin class, country, and service categories to surface satisfaction drivers and pain points.
Tableau · Data Cleaning · Customer Analytics · Visualization · Interactivity
Real-Time ML System: Stock Sentiment Analyzer
Developed a real-time sentiment analysis system using financial news data, classifying headlines by ticker and visualizing sentiment trends through a live dashboard.
Python · FinBERT · Kafka (Redpanda) · Parquet · Streamlit
SmartRefi: GPA-Based Student Loan Refinance Platform
Designed a normalized MySQL database to model a GPA-based student loan refinancing system and built analytical queries to evaluate lender pricing and refinance behavior.
MySQL · SQL · Python · MongoDB · Data Modeling