MEDHA BOSE
Data Scientist
Kolkata
Summary
A Data Analytics professional with a Masters in Economics having more than five years of experience in statistical model building that fits problem best and derive meaningful intelligence from data. .
Overview
6
6
years of professional experience
5
5
years of post-secondary education
Work History
Senior Data Analyst
American Express India Pvt Ltd
Gurgaon
09.2021 - Current
- Analyzed large amounts of data to identify trends and find patterns, signals and hidden stories within data.
- Used business objects, business intelligence and other reporting tools to extract data from data solutions and data warehouses.
- Leveraged text, charts and graphs to communicate findings in understandable format.
- Performed root-cause analysis on data-related system problems to recommend or execute corrective action.
- Assessed large datasets, drew valid inferences and prepared insights in narrative or visual forms.
ASSISTANT MANAGER
HSBC ELECTRONICS DATA PROCESSING INDIA PVT LTD, GROUP BASEL
KOLKATA
01.2020 - 09.2021
- Developed the Exposure At Default (EAD) model for the UK Current Accounts Portfolio that goes into the final capital calculation for the bank
- Involved in documentation of the Probability of Default (PD), Exposure At Default (EAD), Loss Given Default (LGD) for various markets and portfolio for the purpose of submission to the regulatory authorities.
ASSISTANT MANAGER
AMERICAN EXPRESS IND IA PVT LTD
Gurgaon
01.2019 - 12.2019
- CREDIT &FRAUD RISK COE, Collection Decision Science-
- Developed Extreme Gradient Boost Models to predict the best time of the day to contact customers for making collection calls, improving the contact ability and collection ability of the organization using Hive and AMEX ML platform
- Worked on identifying the interactions between the digital channels of contact and building a model that predicts the best channel to contact a customer
ANALYTICS MODELER
Ford Motor Pvt Ltd
Chennai
10.2018 - 12.2018
- Promoted to next grade effective October 1, 2018
- Scorecard Development – Developed Probability of Payment and Probability of Default Scorecards using the traditional logistic regression technique using SAS Eminer.
- Developed Machine Learning Models like Random Forest, Decision Tree, Neural Network, and Gradient Boost to replace
The existing Logistic regression model in building risk scorecards that is expected to improve Ford Credits ability to identify and measure risk of active accounts.
Data Analyst
FORD MOTORS PVT. LTD
CHENNAI
08.2016 - 12.2018
- Probability of Payment and Default Scorecard model-monitoring reports: Quantifying risk to help in the pricing of the loans
- Measuring and monitoring the metrics related to the stability and performance of Scorecard for the various international markets
Developing the scorecard monitoring reports using Teradata and SAS Enterprise Guide - Developed baselines, which calculates the projected Probability of Payments, for European Small market and Mexico using survival analysis technique to help in loss forecast
- Built a recommendation engine for dashboards using market basket analysis in Alteryx. This algorithm recommends dashboard for employees to direct them to the most relevant dashboards based on skill team and job profile to increase efficiency
Education
M. SC - ECONOMICS, Actuarial Economics, Financial
Madras School of Economics
08.2014 - 05.2016
B. SC ( HONS - ECON OMICS, Mathematics and Statistics
University of Calcutta, Asutosh College
07.2011 - 04.2014
Skills
- MS Excel
Timeline
Senior Data Analyst
American Express India Pvt Ltd
09.2021 - Current
ASSISTANT MANAGER
HSBC ELECTRONICS DATA PROCESSING INDIA PVT LTD, GROUP BASEL
01.2020 - 09.2021
ASSISTANT MANAGER
AMERICAN EXPRESS IND IA PVT LTD
01.2019 - 12.2019
ANALYTICS MODELER
Ford Motor Pvt Ltd
10.2018 - 12.2018
Data Analyst
FORD MOTORS PVT. LTD
08.2016 - 12.2018
M. SC - ECONOMICS, Actuarial Economics, Financial
Madras School of Economics
08.2014 - 05.2016
B. SC ( HONS - ECON OMICS, Mathematics and Statistics
University of Calcutta, Asutosh College
07.2011 - 04.2014
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