Ivana Nikolic
Consumer Credit Strategy Sr Analyst @T-Mobile
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WORK HISTORY
Consumer Credit Strategy Sr Analyst @T-Mobile
Overland Park, KS, US
Architected and owned a PySpark-based originations decision simulation platform on Databricks, enabling near real-time evaluation of 1M+ applicants in seconds and materially expanding decision validation capabilities.• Owned the technical execution of end-to-end production migration (QAT, UAT, BVT), ensuring decision accuracy and scalability in collaboration with cross-functional stakeholders.• Designed customer segmentation strategy using XGBoost and optimal binning, reallocating approval risk and delivering $14M in annual bad-debt savings.• Developed and coached analysts on credit decisioning, modeling best practices and analytics, improving delivery quality and team velocity.
EDUCATION
Thirteenth Belgrade High School
Grammar school
Brandeis School of Business and Economics
Graduate Exchange Semester, Finance & Business Analytics
Faculty of Economics in Belgrade
Bachelor's degree, Statistics, Informatics and Quantitative Finance
Central European University
Master's degree, Finance
Ottawa University
Executive MBA, Information Technology
ABOUT IVANA NIKOLIC
Credit, Risk & ML Platforms | Large-Scale Decisioning | End-to-End Ownership• Email me at i••••••••@gmail.com
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