Portfolio

Projects

A collection of data projects spanning predictive modelling, business intelligence, and data engineering.

🔮

Customer Churn Predictor

XGBoost model achieving 87% accuracy predicting merchant churn 30 days out. Real-time scoring via Airflow pipeline.

Python XGBoost Airflow BigQuery
87% accuracy 34% churn cut

Real-Time Fraud Detection Dashboard

Live Tableau dashboard monitoring 2M+ daily transactions with anomaly detection alerts for operations teams.

Tableau SQL Snowflake
2M+ txns/day 60% faster
📦

Demand Forecasting Engine

Prophet + LSTM ensemble for a $500M retailer. Reduced overstock costs by $2M/year and improved inventory turnover by 22%.

Python Prophet LSTM dbt
$2M savings 22% turnover ↑
🛠️

Analytics Data Platform

Built end-to-end ELT platform on Snowflake with dbt models, Great Expectations testing, and Airflow orchestration for a 50-person analytics team.

dbt Snowflake Airflow Python
50+ analysts served 99.8% uptime
💡

Executive KPI Suite

Single-source-of-truth Power BI dashboard consolidating 12 data sources for C-suite weekly reviews. Automated report distribution to 80+ stakeholders.

Power BI SQL Azure
12 sources unified 80+ stakeholders
🎯

Personalisation Engine

Collaborative filtering recommendation model serving 1.2M monthly users. A/B testing showed +18% click-through rate vs. previous rule-based system.

Python Spark Redis FastAPI
1.2M users +18% CTR