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Achievement: Pair ExtraordinaireAchievement: Pull SharkAchievement: YOLO

Achievements

Achievement: Pair ExtraordinaireAchievement: Pull SharkAchievement: YOLO

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  1. fraud-detection-risk fraud-detection-risk Public

    A cost-optimized fraud risk framework linking e-commerce chargeback business logic with an end-to-end LightGBM classification pipeline, custom loss functions, and SHAP explainability.

    Jupyter Notebook

  2. salesforce-valuation salesforce-valuation Public

    Is Salesforce worth its share price? 3-statement model + DCF from SEC filings → Hold, $228 target.

    Python

  3. visa-roi-toll-road-model visa-roi-toll-road-model Public

    ROIC vs WACC analysis of Visa as a "digital toll road": 5-yr audited history, FY26–30 base case, and a like-for-like Mastercard peer comparison. Built from SEC filings.

    Python

  4. credit-risk-scorecard credit-risk-scorecard Public

    Explainable logistic regression credit scorecard (AUC 0.861) with 300–850 scoring, expected loss and reason codes. MS in Quantitative Finance project, rebuilt.

    Python