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Arun Baby
Experience Summary
Arun has over 9 years of experience in the Information Technology. As part of his assignments, he has been in Requirement Analysis, Application Maintenance, Functional Studies, Quality Reviews and testing of several ETL and Data Warehousing projects. He has worked on projects for clients such as WellPoint, D&B, Inttra and Novo Nordisk.
Education and Certifications
Title of the Degree with Branch College/University Year of Passing
Bachelor of Technology in Electronics and Communication
St. Joseph’s College Of Engg. And Tech. Palai / MG University Kottayam
2006
Technical Skills
Hardware / Platforms Windows XP,Vista,7,Unix,AWS Cloud
Technology Informatica 8.6, Data Quality 8.6, Informatica Fast Clone
Programming
Languages
SQL, Postgresql, PL/SQL, C, C++
Databases Greenplum 4.2, Oracle 11g, MS SQL Server 2008, MS-Access, Teradata, AWS Redshift
Scripting Languages Unix Shell Scripts, Windows Batch Scripting, Python
Version Control
Systems
Perforce
Certifications
Oracle Certified Associate
Informatica Certified Developer
Visa Details
H1B Visa
Contact Details
Mobile : +1-6092169684
Email: [email protected]
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Relevant Project Experience
Organization: Cognizant Technology Solutions U.S Corporation Project #1 Title Persistent Data Repository Client Novo Nordisk Inc. Operating System UNIX Tools Greeplum 4.2, Informatica Power Center 8.6, Oracle 11i, Qlikview 11, Tidal Team Size 10 Role ETL Team Lead Period Sep 2014 – Till Date
Project Description
Novo Nordisk is a Danish multinational pharmaceutical company with production facilities in seven countries, and affiliates in 75 countries. Novo Nordisk manufactures and markets pharmaceutical products and services. Key products include diabetes and obesity care medications and devices. Novo Nordisk is also involved with hemostasis management, growth hormone therapy and hormone replacement therapy.
Persistent Data Repository is the Enterprise Data Warehousing project which focused on designing and developing a DW system that acts as the source system for all the Connex, Vantage, DW Analytics and OSS operational and BI reporting systems developed for analyzing Novo’s Sales growth and Employees Performance. The data sources included Siebel CRM, MS Access MDBs, IMS Managed Market Feeds.
Roles and Responsibilities
As an ETL Consultant and team lead, I was involved in:
Gathering the business requirements from the business users
Coordinating between the BI teams and ETL developers
Involved in the functional and technical design of the existing and new Data marts and reports.
Involved in coding the Greenplum Postgresql functions and writing python scripts for the data loads and for performing various ETL requirements.
As an onsite coordinator, I was also involved in reviewing the development team’s deliverables and collaborating with the users during the User Acceptance Testing.
Also involved in the weekly monitoring of the data loads and fixing production bugs if any.
Involved in the design of a proposed solution for migrating the existing Data warehouse into Cloud using Amazon web services.
Organization: Cognizant Technology Solutions India Pvt. Ltd. Project #2 Title Data Management Services Client Inttra Inc. Operating System UNIX Tools Informatica Fast Clone, Greenplum, ODI, Oracle 11i Team Size 10 Role Team Lead Period Jan 2013 – Aug 2014
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Project Description
INTTRA is the world's largest, multi-carrier network for the ocean shipping industry. INTTRA's services allow shippers to efficiently plan, book, manage, and analyze ocean freight shipments with 40 leading carriers. Over 525,000 container orders are initiated on the INTTRA platform each week, representing more than 18 percent of global ocean container trade. Their e-commerce platform offers a comprehensive range of e-commerce tools including: ocean schedules, booking, shipping instructions, bill of lading, tracking and tracing, electronic invoicing, and reports.
Data Management Services is a project which focused on designing and developing an Enterprise Data warehouse system that should become a centralized single source of truth for all the operational and BI reports developed for different departments and also to transform the client from a transaction service provider to an information service provider by offering software as a service. The initial operational systems’ analysis has been performed and multi-layered data warehouse architecture has been arrived at. An ETL framework has also been designed and developed taking into consideration of parallel execution of ETL jobs and load balancing in the Servers along with handling inter-dependencies between the ETL processes.
Roles and Responsibilities
As a team member and as a module lead, I was involved in:
Designing the ETL framework which loads the data from flat files to Greenplum stage tables which taking into account of error handling and capturing audit information
Coding of Greenplum functions that transform data and load to intermediate layers
Creating Informatica Fast Clone scripts which handles data loads
Designing UNIX shell scripts as part of the ETL framework
Timely delivery of work products with no defects ensuring that the expected quality standards from customer are met
Maintaining the code versioning and handling the build deployment process
Estimation of different change requests as part of Post Production releases
Project #3 Title Track and Trace Client Inttra Operating System UNIX Tools Informatica Fast Clone, Greenplum Team Size 8 Role Module lead Period Nov 2012 – Dec 2012
Project Description
The Track and Trace application provides an update to the INTTRA customers regarding the container’s current location, status etc. The Reporting Data Mart, currently resides in the Oracle is planned to migrate to the fast and efficient Green Plum Data Warehousing appliance. The project involves the migration of tables from Oracle to Green Plum, their daily and adhoc data loads, report generation etc.
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Roles and Responsibilities
As a team member, I was involved in:
Requirement Analysis.
Design
Coding (involves Creating Configuration files for Informatica Fast Clone data loads, Creating Green plum functions, Creating UNIX Shell Scripts for invoking the Fast Clone applications and Green plum scripts).
Unit Testing
Project #4 Title Office Depot Client Dun and Bradstreet Ltd. Operating System Windows XP, UNIX Tools Informatica 8.6, IDQ 8.6, MS SQL Server 2008 Team Size 5 Role Team Member, Team Lead Period April 2011 – Oct 2012
Project Description
D&B, established around 1850, was started as an "information provider" firm, collecting various categories of information- be it basic, infrastructure, managerial, financial performance, share market, legal, and personnel, about almost all companies in Europe.
Office Depot, a supplier company for small and medium businesses is a customer of D&B acquired Viking Direct, a supplier for large businesses. Both companies have an overlap in their customer base and campaigning effort is duplicated by both the companies. The project was to merge the customer base for Office Depot and Viking Direct, after cleansing and standardizing the data. Cleansed data was passed through de-duplication routines to identify and merge same customers. This single customer view was then passed through address validation routines to flag addresses as mailable or not. The final
result was passed to the mailing agent for campaigning.
Roles and Responsibilities
As a team member, I was involved in:
Development of Informatica Power Center mappings and workflows.
Development of Standardization plans in Informatica Data Quality
Preparation of ETL Specifications, Design Document, Unit Test Case Document.
Unit testing of Data Quality plans and Informatica mappings and workflows.
Integration Of IDQ plans as Informatica maplets As a team lead, I was involved in:
Estimation of Change Requests and Enhancements in the system.
Assigning and monitoring tasks of the team members
Proving technical and functional guidance to the new team members
Review of deliverables
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Co ordination of meetings with onsite and clients
Preparation Of Weekly and Monthly Status Reports
Handling Process audits and Metrics submissions Project #5
Title Medicare Part C Reporting
Client WellPoint Operating System UNIX Tools Informatica 8.6, Teradata Team Size 8 Role Team Member
Period Jan 2011-Mar 2011
Project Description
In order to facilitate Part C program administration, contractor monitoring and oversight, and performance assessment, CMS is developing a set of reporting requirements for Part C contractors. The Project is aimed at gathering the required information from various systems in WellPoint and provide to CMS.
Role and Responsibilities
As a team member I was involved in:
Analyzing the requirements.
Providing solutions after understanding the requirements.
Designing and Building the required mappings and workflows.
Preparing required BTEQ Scripts
Unit testing. Organization: UST Global Project #6
Title SSB CARS Migration Client WellPoint Operating System UNIX Tools Informatica 8.6, Oracle 9i Team Size 8 Role Team Member Period Oct 2010-Dec 2010
Project Description
This project has done for the EPDS- Enterprise Development System which is one of the key units of WellPoint, one of the leading healthcare networks in United States of America. The scope of the
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project is to convert the details of Provider data within the Core Administration Redesign Solution program. This domain includes technical solutions (applications) of EPDS and D950. This project includes the overall conversion approach, the IT and methods and processes along with design, construction and unit testing.
Role and Responsibilities As a team member I was involved in:
Analyzing the requirements.
Providing solutions after understanding the requirements.
Designing and Building the structure of the maps and workflows.
Delivering Quality service with thorough testing.
Creating the Change Request.
Providing support through the client business timings for the User Acceptance Tests.
Coordinating the project activities with onsite. Project #7
Title SSB SSCR and Reporting
Client WellPoint Operating System UNIX Tools Informatica 8.6, Oracle 9i, MS Access 2003 Team Size 12 Role Team Member
Period Jun 2009-Oct 2010
Project Description
It supports and maintains the whole Claims and Membership processing system for the subscribers of the State Sponsored Business from loading new enrollees to reimbursing the claims back to them and subsequently reporting them to the state. The project scope is to develop maintain and enhance the applications that support the State sponsored Business.
Role and Responsibilities As a team member I was involved in:
Analyzing the requirements
Preparing Data flow Diagrams and Design
Creating the required mappings and workflows
Creating Unit Test Case Document and testing the application
Resolving workflow failures and bug fixing
As a module lead, I was involved in:
Assigning tasks to the module members
Review of the deliverables
Conducting module review meetings
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Preparing Status Reports and Metrics
Project #8
Title SNR LEP Client WellPoint Operating System Windows XP Tools Informatica 8.6, MS SQL Server 2000, MS Access 2003 Team Size 4 Role Team Member Period Jan 2009-May 2009
Project Description
The assignment was with USA’s leading Insurance Company. This project deals with health insurance of senior citizens in US. The application handles all the scenarios of late enrollment penalty (LEP) for the members who are not enrolled into any plans during Initial enrollment period.
Role and Responsibilities As a Developer I was involved in:
Analyzing the requirements from the client.
Designing Maintenance Documents.
Designing and coding mappings and workflows.
Unit Testing
Analyzing, debugging and fixing the issue.
UAT Support
Project #9
Title SSB South Carolina State Load into Diamond 950
Client WellPoint Operating System Unix Tools Informatica PowerCenter 8.6,Oracle 9i Team Size 8 Role Team Member
Period Jul 2008-Dec 2008
Project Description
This Objective of the project is to include the claims/membership/associate information from the states Indiana and Ohio into the existing system (Diamond 950). The new information was available as flat files and these were to be loaded into Oracle backend. The extraction and loading were done using Informatica and PLSQL packages.
Role and Responsibilities As a Developer I was involved in:
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Design Document preparation
Development and Testing of ETL module for the project.
SIT Support Project #10
Title WGS STAR Claims
Client WellPoint Operating System Windows XP Tools VB, Oracle 9i Team Size 10 Role Team Member
Period Sep 2007-Jun 2008
Project Description
This assignment was with USA’s leading Insurance Company. This project was to provide capability sourcing in support of the requirements analysis, design specifications, code modification, unit testing, systems testing and implementations to support the user acceptance testing of the Claims, Membership and Billing application modules.
Role and Responsibilities As a Tester, I was involved in:
Preparing Test Plan
Preparing Test Case Document
Creating the Test SQL Scripts and Execution
Enrolling the members as per the requirements.
Logging the claims.
Analyzing the Benefits in the Database.
