Data Projects
Browse my data work tagged with "data-pipeline".
Android App Store Analysis
DataAnalyses 10,000+ Google Play Store apps with pandas and Plotly to answer real market questions: which categories are most competitive, how much a paid app earns, and how many downloads you give up by charging.
Data Preprocessing Pipeline — NYC Airbnb
DataA production-grade, class-based data preprocessing pipeline built in Python on the NYC Airbnb Open Dataset (48,895 listings). Handles missing values, outliers, duplicates, encoding, and scaling — then generates five before/after diagnostic visualisations.
LEGO Dataset Analysis
DataLEGO nearly went bankrupt in 1998. This project joins six relational tables across 15,710 sets to measure exactly what changed — licensed share grew from 0% to 31.5%, average complexity 8×, and minifigure density 57% from 1970 to 2010.
Programming Language Workforce Strategy — Data Analysis
DataStack Overflow lost 97.7% of its post volume since 2016 — and its momentum now anti-correlates with hiring demand. This project proves the signal is broken, then builds a four-source replacement index to answer which languages to hire for.
Telco Customer Churn Predictor
DataChurn prediction with plain-language risk explanations a retention team can act on. Logistic Regression wins (ROC-AUC 0.8362), benchmarked against Amazon Bedrock Claude Haiku 4.5 zero-shot — tied at 70%. Flask API on Azure.
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