Case Studies
Analytics that drive decisions
Explore how I build dashboards, models, and automations for different teams. Each project shows the stack, the questions answered, and the decision-making impact.
Projects
5 case studies
Case Study
Credit Card Fraud Detection - ML
Random Forest classifier for detecting rare fraud cases (0.17% rate) with precision/recall and MCC tracking.
Case Study
Global Sales & Profit Analysis Dashboard
Multi-page Power BI report for executives, product teams, and customer insights.
Case Study
S&P 500 Portfolio Analysis
Python-driven analysis of historical S&P 500 stocks with portfolio performance and risk metrics.
-- churn risk by cohort SELECT cohort, COUNT(*) AS users, SUM(churned) AS churned FROM customers GROUP BY cohort;
Case Study
Customer Churn Analysis Using SQL & Tableau
SQL modeling plus Tableau dashboards to identify churn drivers and retention opportunities.
trials = fetch_trials(condition="oncology")
clean = trials.dropna(subset=["status", "phase"])
agg = clean.groupby("phase").size()Case Study
Clinical Trial Insights
Web scraping, data engineering, and Tableau to surface global medical research trends.