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Data Engineering

Mumbai, Maharashtra, India
October 23, 2018

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Vipul Persai

Engineering Graduate. Certified Data Analytics Practitioner

+91-903******* Mumbai Total Experience: 8 years

Executive Program in Business Analytics from Indian Institute of Management Lucknow in association with Kelley School of Business Indiana University (US) 2016-17

Applied Analytics using SAS Enterprise miner from SAS Institute Pvt. Ltd 2017

Bachelor of Engineering BIT Durg 2005-2009


R, SAS E miner, SQL, Python, Statistical Modelling, Hypothesis Testing, Distribution and Sampling, Machine Learning, Simulation, Forecasting, Java-J2EE, HTML, Java Script

Methodologies : Agile, Waterfall


Predictive Model for Student Admission

Worked on Data preparation, exploration, outlier detection, model building and validation.

Improved the model's prediction accuracy to 90%.

Involved in model assessment and model implementation (using scored data sets). Regression Model for Copier Maintenance

Detailed discussion on regression coefficients, its interpretation and significance using R.

Data-set preparation dealing with data import, missing value treatment using KNN imputation, type conversion.

Data exploration through univariate and bivariate analysis, data normalization. Personal Loan predictive model for Bank

Worked on defining the problem by managing the stake holder’s expectations.

Implemented Naïve Bayes classifier.

Used Tableau to create Dashboards.


CitiusTech Technical Lead Apr-2016- Till present

Created models using the historical claim data to detect fraudulent, erroneous or abusive claims.

Developed a recommendation engine to rank different providers.

Ensured the stability of the model using evaluation matrix.

Interpreted complex simulation data using statistical methods.

Data-set preparation dealing with missing value treatment, imputation, type conversion.

Created Reports using R Markdown.

Used Decision trees, PCA for feature selection and Dimension reduction.

Improved robustness, performance and security of application by 30% by employing minified scripts, caching etc.

Worked on advanced engineering mathematics (Calculus, Linear Algebra) to optimize the model.

Collaborated with internal stake holders for Dash board development, finding KPIs etc. EDUCATION

LinkedIn Profile: L&T Infotech Associate Consultant Apr-2015- Apr-2016

Consumed and created SOAP based web services to retrieve the data.

Created POCs of ML models in java using Weka, MOA etc.

Consuming and integrating different Web applications in WebCenter portal.

Automated the build process using Maven and Ant.

Worked on Cascading Style sheets to describe the style of the application. Accenture Services Pvt. Ltd. Software Engineering Sr.Analyst Aug 2010- Apr-2015

Involved in the analysis, design and development for Care Management Platform Integration for a leading retail organization.

Created SOAP Based Web services to retrieve the data.

Analyzed requirements and designed class diagrams using UML and prepared High-level Design documents

Created database driven web services using JPA.

Created User Interface on top of web services.

Designed and developed a Web application which enables the user to dispatch task for a telecom organization.

Involved during Design Phase of the application and gave inputs to reduce cost and effort.

Integrated two systems (Order Entry Management and Workforce management) for a multinational telecom organization.


Won Stellar (Rising star) award in the individual category for demonstrating ownership and working to reduce time and costs on projects.

Won Star of the month award in individual category two times.

Won Indigo award for leading a module.

Won performance points 8 times for Demonstrating professionalism and confidence, building technical capabilities and Maximizing team performance.

Have received certificate of appreciation for effectively managing the scrum team.

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