Vaibhav Sareen is a Software Engineer at MangoApps since March 2025, following a role as a Senior Associate at Fiserv from February 2021 to March 2025. During tenure at Fiserv, Vaibhav led the development of a highly effective collections model for the credit-risk team, employing extreme gradient boosting methodology, achieving a notable 95% accuracy in identifying high-risk merchants with a 60-day lead time. Vaibhav obtained a degree from Manipal Institute of Technology, completing studies there from 2016 to 2020.
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