Rajat Kumar
Quantitative Model Developer
Bengaluru
Summary
Forward-thinking Quantitative Model Developer adept at managing teams of 17 employees with direct reports at a leading Canadian bank to accomplish challenging objectives. Provides clear vision to guide cohesive, high-performing teams.
Overview
12
12
years of professional experience
Work History
Senior Manager Risk
Genpact
01.2022 - Current
- Managing the credit risk models development and monitoring team of analysts and managers, with project management, reviewing performance, utilization, and billing of the resources.
- Application Scorecard Development: Built multiple application scorecards for the cards portfolio using TransUnion bureau data; conducted vintage and roll rate analyses, EDA, feature selection, and WoE binning, and developed logistic regression models to predict default probability.
- Perform quantitative research to implement model changes, enhancements, and remediations.
- Behavioral Scorecard Development (Small Business): Developed behavioral scorecards for cards, lines, and loans portfolios by integrating Experian bureau data with internal bank data, and built additional scorecards using TransUnion data, improving risk prediction and portfolio segmentation.
- Ongoing quarterly and annual model performance monitoring using different metrics.
- Created a Python-based tool to perform the backtesting, which used Adaptiv Python libraries and DLLs.
- Enhanced the Python-based backtesting tool as per the ongoing process improvement, resulting in savings of 0.7 FTE (USD 100K).
Associate Manager - Risk
Standard Chartered Bank
06.2019 - 12.2021
- Team Leadership & Stakeholder Management, led a team of analysts and ensured on-time delivery of BAU tasks through continuous collaboration with stakeholders.
- Retail Banking Scorecard Development, designed and implemented credit risk scorecards for credit cards, loans, and wealth products portfolios, applying advanced model development techniques to strengthen risk management strategies.
- Cross-Functional Collaboration, facilitated discussions with model owners to align models with business objectives and risk policies.
- Model Governance & Validation, created validation reports, reviewed model documentation, managed model changes, and conducted annual reviews to ensure compliance and robustness.
- Dashboard Migration & Optimization, migrated Insurance & Treasury scorecard dashboards from SAS to Python and Tableau for Hong Kong retail banking, increasing data processing efficiency by 25% while preserving accuracy and performance.
Lead Assistant Manager
EXL
04.2018 - 06.2019
- Monthly BAU & Dashboarding, executed BAU processes on large datasets using SAS, SQL, and PySpark, improving data reliability by 30% and closing data quality gaps; developed Tableau and QlikView dashboards to streamline reporting and KPI monitoring.
- Credit Risk Model Development, built a predictive logistic regression model in SAS for the unsecured loans portfolio of a leading bank, achieving a 12% improvement in predictive power over existing models.
- Business Requirement Gathering, collaborated with stakeholders of a financial services client to define requirements for the development and implementation of counterparty credit risk, market risk, and multi-risk management tools.
- Data Quality Management, strengthened risk engines by analyzing ETL frameworks and validating source data vendor systems, ensuring high-quality inputs for risk models.
Assistant Consultant
Capgemini
04.2016 - 04.2018
- IFRS9 Change Management, implemented change management initiatives by coordinating with cross-functional teams and executives, improving operational efficiency by 40% and optimizing SAS EG, SAS DI, and SAS MC processes.
- Process Control Model Development, designed and deployed process control models for Cards and Loans portfolios, enhancing monitoring and risk management capabilities.
- Cross-Team Collaboration, partnered with stakeholders to align regulatory, operational, and technical requirements, ensuring smooth adoption of IFRS9 changes and sustainable process improvements.
Analyst
Aon Hewitt
08.2013 - 03.2016
- Payout Processing, prepared monthly payouts for American banks using SAS and Mainframe, ensuring compliance with business rules and timely delivery.
- DataMart & Reporting, built and maintained SQL DataMarts and automated SAS reports, streamlining data processes and improving reporting accuracy by 20%.
- Process Optimization, collaborated with business teams to translate rules into scalable data workflows, enhancing efficiency and reducing manual effort.
Education
MBA - Business Analytics
Birla Institute of Technology And Science (BITS) Pilani
Pilani, India 04.2001 -
B.Tech (CSE) -
College of Engineering Roorkee
Roorkee, India 04.2001 -
Skills
Credit Risk PD, LGD, EAD
Application/Behavioral Scorecards
Model Development
Model Validation
Python (Pandas, Numpy, Matplotlib)
BASE SAS , SAS MACROS
Model Performance Monitoring
SQL
Pyspark
Project Management
Resource allocation
Timeline
Senior Manager Risk
Genpact
01.2022 - Current
Associate Manager - Risk
Standard Chartered Bank
06.2019 - 12.2021
Lead Assistant Manager
EXL
04.2018 - 06.2019
Assistant Consultant
Capgemini
04.2016 - 04.2018
Analyst
Aon Hewitt
08.2013 - 03.2016
MBA - Business Analytics
Birla Institute of Technology And Science (BITS) Pilani
04.2001 -
B.Tech (CSE) -
College of Engineering Roorkee
04.2001 -