Mathematics Tutor (Home Tuition) — Self-employed
• Teaching Mathematics to WB State Board Class XI–XII students preparing for WBJEE and JEE (Main) exams

Mathematics Tutor — Leading Tutor Home (Apr 2018 – Present)
• Teaching Mathematics to CBSE Class XI–XII students preparing for WBJEE and IIT entrance exams

Visiting Faculty — Indian Institute of Social Welfare and Business Management (IISWBM), Kolkata
• Teaching Data Science courses in the Executive MBA program

Senior Manager (Financial Services and Analytics) — Genpact, Kolkata (Jun 2016 – Mar 2018)
• Led model validation projects for stress testing in investment banking
• Directed modeling projects for multinational consumer product companies using Data Science

Quant Lead — Crisil Global Research and Analytics, Pune (Nov 2013 – Mar 2016)
• Led model validation of VaR and RNIV models for investment banks
• Developed models for credit utilization and stress testing using fractional logistic techniques

Associate — Royal Bank of Scotland (RBS), Gurgaon (Nov 2012 – Oct 2013)
• Conducted market risk measurement and analysis for interest rate derivatives and exotics
• Developed R-based methodologies for computing significant risk exposures and loss scenarios

Quantitative Analyst (Associate Level) — Royal Bank of Canada (RBC) Capital Markets, New York, USA
• Developed portfolio risk analytics and hedging strategies
• Built fair value models for international ETFs for intraday trading

Senior Engineer — Marvell Semiconductor, Inc., Santa Clara, USA (Oct 2006 – Apr 2010)
• Led algorithm development team for WiMAX and 4G-LTE wireless receivers
• Designed simulation platforms using C++ and MATLAB
• Represented company in industry conferences and standardization meetings.