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Sandeep Mamidi

@sandeepmamidi

Data Scientist at HCL Ltd

Bangalore, India

HCL Ltd (for Verizon)Reva Institute of Science and Management (Bangalore University)

Sandeep Kumar Mamidi brings over 10 years of experience in Machine Learning, Statistical Analysis, Process Mining, ETL Development, and Data Visualization. He specializes in data analyses, development, deployment, and performance tuning of various data and ML products across Banking and Financial Services (BFS), Telecommunications, and Consumer Packaging Goods (CPG) domains.

Experience

Data Scientist

HCL Ltd (for Verizon)

•Mar 2021 - Present

Analyzing ticket and log information for Verizon's Video and 5G services. Building automated root cause analyses, and predictive models for outages.

Data Scientist

Tata Consultancy Services (TCS)

•Jul 2017 - Feb 2021

Focused on improving the supply chain for P&G by forecasting demand at the distributor level. Responsibilities included data cleansing, Pareto analysis, implementing Time Series techniques in R, deploying models in MS Azure, and implementing Process mining using Celonis.

Analytics and Information Management - Domain Solutions Group (Mortgage Analytics)

Cognizant Technology Solutions India Pvt Ltd

•May 2015 - Apr 2017

Responsible for building industry-level models using FANNIE MAE, FREDDIE MAC, and GINNIE MAE data. Developed Payoff-Propensity and Repurchase models using Logistic Regression for fraud detection and early payoff identification.

Analytics and Information Management - Business Solutions Group

Cognizant Technology Solutions India Pvt Ltd

•Oct 2014 - Apr 2015

Developed machine learning projects and POCs for Banking and Financial Services clients, including Attrition Analysis using Logistic Regression and Decision Trees, and HR Analytics to identify root causes of employee attrition.

ETL Developer/Data Analyst

Cognizant Technology Solutions India Pvt Ltd

•Nov 2011 - Sep 2014

Developed data transformations for assigned states using VIPER-ETL tool. Responsibilities included capturing as-is business processes, validating data reporting, and delivering High Level Requirements documents for the program.

Education

Reva Institute of Science and Management (Bangalore University)

Bachelor of Sciences

Statistics and Computer Science

Jan 2011•Grade: 74%

Board of Intermediate Education, Andhra Pradesh

Intermediate

Jan 2007•Grade: 90%

Ratna Sri Public School

Secondary School Certificate (S.S.C)

Jan 2005•Grade: 87%

Licenses & Certifications

Cognizant Certified Professional in Banking & Financial Services

Cognizant Technology Solutions India Pvt Ltd

• No expiration

Cognizant Certified Professional - Data warehousing Concepts

Cognizant Technology Solutions India Pvt Ltd

• No expiration

Big Data Fundamentals L0

BigDataUniversity.com

• No expiration

Machine learning A to z with R and Python Certification

Udemy

• No expiration

AI Awareness Certificate

TCS

• No expiration

Data Science Turing Machine certifications

TCS

• No expiration

CPG domain specific certification

TCS

• No expiration

Data Engineer Training for Celonis Process Mining

Celonis

• No expiration

Skills

Machine Learning
Statistical Analysis
Process Mining
ETL Development
Data Visualization
R programming
Python
MS SQL Server
Power BI
Tableau
MS Azure
Celonis
Splunk
Ubuntu
Pandas
Numpy
Scipy
Time Series Analyses
Forecasting techniques
H2O AutoML
Data Analysis
Mortgage Analytics
Banking and Financial Services
Consumer Packaging Goods (CPG)
Data Warehousing