Selcuk Karakoc
Machine Leaning, Data Science, R&D
- Role
- Sr Staff Machine Learning Engineer, Global Fraud Prevention at PayPal
- Location
- Chicago, IL, US
- LinkedIn followers
- 500 followers
About Selcuk Karakoc
Machine Learning Scientist leading the Global Fraud Prevention R&D team. We build real-time, scalable detection algorithms using AI, Graph ML, deep learning (transformers), and anomaly detection to make PayPal more resilient to fraud while protecting our customers.
Experience
Sr Staff Machine Learning Engineer, Global Fraud Prevention
Apr 2025 — Present · Чикаго, IL, US
Drive innovation, develop solutions, conduct research, and explore new approaches to complex challenges in fraud prevention.• Build real time detection at scale using graph ML, deep learning (transformers), and anomaly detection algorithms.• Accelerate delivery through design and peer reviews, and by streamlining pipelines and feature development.• Improve reliability and scalability with robust MLOps practices.
Education
Boğaziçi University
Bachelor of Science (BSc), Mathematics
2007 — 2010
Boğaziçi University
Bachelor of Science (B.Sc.), Physics
2007 — 2010
École Polytechnique
Exchange Studies, Mathematics
2009 — 2010
Tulane University
Doctor of Philosophy (Ph.D.), Mathematics
2013 — 2017
Université Paris Cité
Master of Science (M.Sc.), Mathematics
2010 — 2012
Skills
- Sports Analytics
- R
- Mathematics Education
- Teaching
- Computational Geometry
- Numerical Analysis
- Mathlab
- Algorithms
- Linear Algebra
- Python
- Latex
- Sql
- Quantitative Finance
- Applied Mathematics
- C++
- Matlab
- Mathematical Modeling
- Data Analysis
- Java
- C
- Programming
- Machine Learning
- Physics
- Mathematics
- Statistics
- Microsoft Excel
- Microsoft Office
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