Profile

Sachin Kumar Tiwari Post Graduate Program In Business Analytics (Great Lakes Institute of Management)
Data Scientist/Analyst


PROFESSIONAL SUMMARY
Close to 7 years of experience in Data Analytics out of 10+ years? total experience. Currently working as Data Scientist to implement statistical concepts, predictive models and visualizations using tools like R, Qlik Sense, SQL and SPSS Modeler. Possess analytical skills with an ability to transform the needs of business users and stakeholders into easy to use and intuitive solutions. Have successfully handled responsibilities of extracting and importing data from varied sources, data imputation and validation along with basic analysis and report generation.

PROFESSIONAL EXPERIENCE

CANARA HSBC OBC LIFE INSURANCE PVT LTD., GURGAON Sept 2018 ? Present
Data Scientist/Analyst

? Implementation of Statistical Analysis, Descriptive Statistics, Data Exploration and Validation with SPSS Modeler, R and Qlik Sense.
? Models development using SPSS Modeler and R with Regression techniques (Linear, Logistic, clustering), Classification techniques (Random Forest, Decision Tree, PCA, XGBoost etc) and hypothesis testing.
? Validation of models using K-fold cross validation, confusion matrix, F1 score, AUC etc.
? Created multiple predictive models like Persistency Models (13th Months Persistency and Non FY Persistency Models), Cross Sell Models/Strategies, Surrender Retention Model etc.
? Working on creation of multiple Predictive Models in Canara Bank and OBC Banks by using their database and tools (SAS EG).
? Driving multiple Cross Sell Strategies in the company and also helped team (Call Center and Sales Team) in lead allocation strategies for next couple of years at a target of 60 Cr. Yearly.
? Collating data from different sources and involve in creating Data warehousing for Reporting and Analytical purpose.
? Involve in multiple strategies (like Cross-Sell etc) and their end to end implementation in the company.
? Managing a team of 8 people along with multiple analytical vendors.
? Involve in end to end RFP life cycle.

TATA AIG GENERAL INSURANCE CO LTD., MUMBAI April 2018 ? Sept 2018
Digital Marketing Lead Analytics(Manager)

? Implementation of Statistical Analysis, Descriptive Statistics, Data Exploration and Validation with R and Qlik Sense.
? Modelling development using R with Regression (Linear, Logistic, clustering), data mining techniques (Random Forest, Decision Tree, PCA) and hypothesis testing.
? Collating data from different sources and creating Data Lake for Digital Marketing (which help us to see 360-degree view of a customer).
? Designing Business Reports as per industry metrics in digital marketing domain and business forecasting.
? Lead Nurturing and categories leads as Hot leads, Warm leads and Cold Leads.
? Cross Sell and Up Sell campaign on historical data after doing Descriptive Analysis.
? Validation of models using K-fold cross validation, F1 score, recall, AUC, confusion matrix etc.
? Managing a team of 6 people, vendors, allocate the work to them and also send status report to the higher management about their performance.

ACCENTURE, MUMBAI May 2011 ? April 2018
Business & Data Analyst (Technical Lead)

? Implementation of Statistical Analysis, Descriptive Statistics, Data Exploration and Validation with R and SAS.
? Extensive modelling development using R with Regression (Linear, Logistic, clustering), data mining techniques (Random Forest, Decision Tree, SVM, PCA) and hypothesis testing.
? Compilation of data from different sources and data quality control and accuracy through KPIs
? Designing Business Reports as per industry metrics in marketing domain like member experience and business forecasting.
? Interacting with Clients for requirement gathering and finalization of technical specifications.
? Design and development of interactive and static reports on Tableau Desktop 9.3 using advanced inbuilt charts, calculations and function and regular expression provision available in the tool.
? Implemented a model for calculating a loan defaulter in banking data by using Logistic Regression.
? Experience in forecasting sales using regression (linear, multiple and logistic)
? Experience of calculating what customers want from marketing data and deriving customer value by using Decision Tree.
? Validation of models using K-fold cross validation and confusion matrix.
? Experience of deriving business value from marketing data using RFM analysis, Market Basket Analysis.
? Managing a team of 6 people, allocate the work to them and also send status report to the client as well as higher management about their performance.
? Support and development for database (Sybase) and monitoring Sybase Performance Tuning related jobs.


PROJECTS:

1) Trade Reconciliation tool is an Accenture internal project. Supports Real time reconciliation by utilizing Atmosphere push framework, supports trades across LOBs and basic workflow for user hierarchy. Reconciliation between trades from 2 different systems is done via straight through processing. i.e. without any human intervention based on certain matching rules.
2) In JPMorgan we mainly work on module known as PRMD (Pyramid Reference and Market Data). It refers to the suite of applications, feeds and processes relevant to Pyramid Reference and Market Data.
3) Cofunds is the leading independent investment platform for advisers and other financial institutions. We at Accenture are at the moment in the process of implementing all the regulations prescribed by Retail Distribution Review of UK.

COGNIZANT, KOLKATA Nov 2010 ? May 2011
Senior Software Engineer
Performing end to end independent tests based on the peer reviews. Estimating and Analyzing various system requirements and time taken to complete the project. Doing Development and maintenance of Sybase and Unix Codes as per requirements.
PROJECTS:
The project mainly comprises developing the stored procedures in Sybase in accordance with the Business requirements received from the client for initiatives. The project also involves developing applications and screens using java.



HEXAWARE, MUMBAI Sep 2007 ? Oct 2010
Associate Projects
Analyzing the various system requirements and estimate the time taken to complete the project. Hand coding the code for the batch processes and testing them for any bugs. Doing Development and maintenance of Codes as per requirements.

PROJECTS:
Alliance Bernstein L.P. is one of the largest publicly traded global asset management firms in the world. Alliance Bernstein provides diversified, global investment management services that include growth and value equities, blend strategies and fixed income services to institutional, high net worth and retail clients worldwide.


COMPETENCIES

? Hands on Experience in SAS, SPSS, R, Tableau/Qlik Sense and SQL
? Proficient in R, SPSS, SQL, ETL, Sybase, UNIX
? Experience in IT Software Development, Project Execution & Service Management.
? Experience in BMC Remedy IT service management suite (includes Change Management, Release Management, and Problem Management etc.)


CERTIFICATIONS
? Sybase Certified Associate
? SQL Server Certified


EDUCATION
? B.E. (Electronics Engg), 2007 from Nagpur University, with 70%.
? 12th 2002 with 78%.
? 10th 2000 with 68%.


ANALYTICS
Completed Post graduate program in Business Analytics (PGPBA), Mar 2017 from Great Lakes Institute of Management



TOOLS

? Proficient in R and SPSS Modeler with knowledge of inbuilt functions and procedures for data analysis and reporting tasks.

? Working knowledge of SAS EG for Statistical Analysis

? Well versed with Tableau and Qlik Sense for Data Visualizations