Data Projects

Explore my data science and engineering projects, from ETL pipelines to machine learning models.

Building a Trading Signal Pipeline for Polymarket

Four engineering decisions that separate a production-grade prediction pipeline from a backtest that only works in hindsight.

python xgboost optuna mlops

Using a balanced panel of 129 countries to find out what drives national happiness -- and what the numbers get wrong.

data-analysis world-happiness-report python exploratory-analysis

Training three ML models to detect fraudulent job postings -- and finding that the words in a posting matter far more than any metadata field.

nlp classification lightgbm sentence-transformers

Analyzing Netflix's content trends to reveal two hidden strategies and how to fix the risks behind the numbers.

business-strategy data-analysis netflix content-growth

From ad-hoc SQL to a versioned, tested Modern Data Stack pipeline

data engineering sql dbt databricks