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Krish Ray has a diverse work experience spanning several industries. Starting in 2005, they worked as a Summer Intern at Lawrence Berkeley National Laboratory. Krish then moved on to UC Irvine, where they served as an Undergraduate Research Assistant and later as an Instructor in the Department of Chemistry. Krish then joined UC San Diego's Department of Biology as a Research Assistant, focusing on statistical analysis and model validation using biophysical/genomic data.

In 2012, Krish worked at Sageworks as a Quantitative Consultant Intern, aiding in the development of an econometric model to assess loan default probability for small businesses. Krish then joined Citizens Financial Group, Inc. in 2013 as a Senior Quantitative Analyst, specializing in credit risk for residential real estate. Krish conducted modeling, data analysis, and presented findings to senior executives using SAS/SQL.

In 2015, Krish joined SAS as an Analytical Consultant Team Lead. Krish managed teams of consultants, led projects from planning to delivery, and served as an advisory for credit loss modeling methodology and implementations.

From 2019 to 2021, Krish was employed at Nasdaq, initially as a Product Development Specialist in Index Portfolio Management. Krish played a key role in delivering a cloud-based platform for equity index implementation and operation, contributing significantly to the roadmap for ongoing enhancements. Krish was then promoted to Director, Investment Intelligence, where they led the investment intelligence team.

Most recently, Krish joined Block in 2023 as the Model Risk Lead.

Krish Ray has a strong educational background in the field of economics and computational economics. They obtained a Master's Degree in Computational Economics from Duke University in the academic year 2012-2013. Prior to that, Krish completed a Bachelor's Degree in Physics from UC Irvine, where they studied from 2006 to 2011. During their time at UC Irvine, Krish also pursued a Bachelor's Degree in Quantitative Economics, which they completed in 2010. Additionally, Krish briefly attended the University of Cambridge in the year 2008, although it is unknown whether they obtained a degree or studied a specific field there.

In terms of certifications, Krish has completed several online courses on machine learning and deep neural networks. They obtained certifications in courses such as "Improving Deep Neural Networks: Hyperparameter tuning, Regularization and Optimization," "Structuring Machine Learning Projects," and "Neural Networks and Deep Learning" from Coursera. These certifications were obtained between September and October 2017.