Muhammed Keita
Backend Engineer
Data Scientist
ML Engineer
Python
scikit-learn
XGBoost
FinTech & Payments
Posted Jul 3, 2026
Credit Card Fraud Detection Pipeline — 13-experiment benchmark across 5 imbalance strategies × 3 models. XGBoost + class weighting wins: PR-AUC 0.880, Recall...
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Jan 1, 2026 - Apr 1, 2026
ML Systems Engineer · MLOps · FinTech ML · GCP Certified