Nihar Kulkarni is a seasoned Senior Data Scientist at Fiserv since August 2011, specializing in fraud detection pipelines using Python, Spark, and Oracle, achieving a 30% reduction in detection time for over 10 million transactions. With skills in data visualization and optimizations that halved model training times, Nihar has also significantly enhanced data accessibility through cloud ETL processes. Previous experience includes roles as a Database Engineer at Walmart, where real-time fraud detection tools improved query performance, and as a SR Programmer Analyst at Verizon, focusing on PL/SQL-based fraud detection. Nihar began a career in database development and programming at Wells Fargo, Allegis, and Objectwin Technology after graduating from Visvesvaraya Technological University in 2002.
This person is not in the org chart
This person is not in any teams
This person is not in any offices