Event-Driven Market Volatility & Sector Sensitivity Platform
Time Series
Event-driven analytics system to quantify sector responses around macroeconomic releases.
- Built a time-series pipeline integrating sector ETF data with event calendars.
- Evaluated persistence baseline vs Logistic Regression (with/without event features).
- Engineered event-window features and rolling risk metrics (volatility, drawdown).
PythonPandasSQLLogistic Regression
Code and detailed implementation available upon request (ongoing work).
Customer Churn Risk Analytics Pipeline (IBM Telco)
Decision Intelligence
End-to-end churn prediction workflow with evaluation, thresholding, and business-ready outputs.
- Built Logistic Regression churn model with engineered customer and contract features.
- Focused on PR tradeoffs + threshold tuning for cost-aware retention targeting.
- Packaged insights into an interactive Streamlit layer for stakeholder exploration.
Pythonscikit-learnSQLStreamlit
Implementation details available upon request.
Instacart Retail Analytics Warehouse (30M+ Records)
Data Warehouse
Scalable PostgreSQL warehouse enabling retention, reorder, and cohort analytics at large scale.
- Ingested 30M+ order-item records using bulk loading + incremental batching.
- Designed a dimensional model with partitions and indexing for analytical performance.
- Built SQL marts powering BI dashboards (retention, reorder rate, cohort behavior).
PostgreSQLETLDimensional ModelingPower BI
Schema and query design available upon request.