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purirajan/README.md

Rajan Puri

Quantitative Finance | Credit Risk Modeling | Applied Mathematics

Quant Finance Credit Risk Python PySpark SQL Machine Learning CCAR CECL Basel III PhD


About Me

Quantitative Finance professional with a Ph.D. in Applied Mathematics specializing in credit risk modeling, statistical learning, and scalable analytics solutions.

Currently developing regulatory and portfolio risk models for consumer lending portfolios, with experience spanning model development, validation, governance, and deployment within CCAR, CECL, and Basel frameworks.


Areas of Expertise

  • Credit Risk Modeling
  • Statistical Learning
  • Machine Learning
  • Model Risk Management (MRM)
  • Consumer Lending Analytics
  • CECL & CCAR Frameworks
  • Basel Regulatory Modeling
  • Forecasting & Time Series Analysis
  • Data Engineering
  • Distributed Computing
  • Applied Mathematics

Currently Exploring

  • Explainable AI
  • MLOps & Model Monitoring
  • Generative AI for Risk Analytics
  • Production Machine Learning Systems

Tech Stack

Languages

Python PySpark SQL SAS

Data & Analytics

Pandas NumPy Scikit Learn

Big Data

Spark Hadoop Hive

Let's Connect

I'm always happy to exchange ideas, collaborate on interesting projects, and learn from others in the community.

Whether you're interested in quantitative finance, credit risk modeling, machine learning, data engineering, applied mathematics, or open-source development, feel free to reach out. I enjoy engaging with professionals, researchers, and developers who are passionate about solving complex problems through data, analytics, and technology.

🌐 Website: https://rajanpuri.com

💼 LinkedIn: https://linkedin.com/in/rajanpuri

🐙 GitHub: https://github.com/purirajan


Bridging mathematics, data science, and engineering to solve complex financial risk problems.

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