IT Professional with 9 years of Data Warehousing experience in the areas of ETL design and Development.Excellent Experience in Requirement Gathering, Designing, Developing, Documenting, Testing of ETL jobs and mappings in Parallel jobs using Data Stage to populate tables in Data Warehouse and Data marts.

1. Highly Motivated, Solutions Driven IT Professional with 9 years of Data Warehousing
experience in the areas of ETL design and Development. Involved in complete Software
Development life-cycle (SDLC) of various projects, including Requirement gathering, System
Designing and ETL design, Development, Production Enhancements, Support and Maintenance.
Excellent interpersonal and communication skills with an ability to remain highly focused and
self-assured in fast-paced and high-pressure environments.
Professional Summary:
• 9 years of Dynamic career reflecting pioneering experience and high performance in
System Analysis, design, development and implementation of Data Warehousing Systems
using IBM Data Stage 11.3/8.5/8.1/8.0.1/7.5 (InfoSphere Information Server, Web
Sphere, Ascential Data Stage).
• Excellent experience in leading and coordinating activities of a group of ETL developers
located in different geographical regions
• Expertise in building client relations and driving interactions over resourcing, planning and
implementing ETL solutions.
• Excellent Experience in Requirement Gathering, Designing, Developing, Documenting,
Testing of ETL jobs and mappings in Parallel jobs using Data Stage to populate tables in
Data Warehouse and Data marts.
• Proficient in developing strategies for Extraction, Transformation and Loading (ETL)
mechanism.
• Expert in designing Parallel jobs using various stages like Join, Merge, Lookup, Remove
duplicates, Filter, Sort, Transformer, Pivot, Change Capture, Dataset, Sequential File, File
Set, Unstructured Data, Amazon S3 , Aggregator, ODBC Connector, DRS Connector, XML.
• Experience in integration of various data sources (DB2-UDB, SQL Server, Oracle,
Teradata, Netezza, XML and Vertica) into data staging area.
• Expert in working with Datastage Designer and Director Clients.
• Experience in analysing the data generated by the business process, defining the
granularity, source to target mapping of the data elements, identifying Indexes and
aggregate tables for the data warehouse design and development.
• Excellent knowledge of studying the data dependencies using metadata stored in the
repository.
• Proven track record in troubleshooting of Data Stage jobs and addressing production
issues which needs performance tuning and enhancements.
• Experience in SQL programming and fine tuning SQL queries.
• Experience in UNIX shell scripts for the automation of processes and scheduling the
Datastage jobs.
• Experience in integration testing activities and system testing support.
• Experience in using software configuration management tools for version control.
• Experience in the code deployment to the QA region for system and integration testing
with the help of version control tool Changeman DS.
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Deepak V.S
6301 Stonewood Dr, APT # 323
Plano, TX - 75024
Mobile:+1-469-980-9993
Email: deepakvsasi@gmail.com

2. Employment History:
• Associate at Cognizant Technology Solutions from November 2012 – Till Date
• Senior Software Engineer at Mindtree Ltd from April 2012 – October 2012
• Senior Software Engineer at UST – Global International Pvt.Ltd from August 2008 – March
2012
Technical Skills:
Operating System: Windows XP/7.0/8.0/10.0
Development Tools and Languages: SQL, C, Unix Shell Scripting
Databases: DB2-UDB, SQL Server, Oracle, Teradata, Netezza, Vertica
ETL Tools: IBM InfoSphere Data Stage 11.3/8.5/8.1/8.0.1/7.5
Business Intelligence tools: Microstrategy
SFTP/FTP Tools: WinSCP, FileZilla, Putty
Certification Details:
IBM Certified Solution Developer - InfoSphere Datastage V8.5
Experience Details:
Cognizant Technology Solutions
November 2012 – Till Date
Designation – Associate
Project Details
PH – EDW
Domain: Restaurants
Role: Onsite ETL Lead & Project Coordinator
Duration: March 2016 – Till Date
Role: Offshore ETL Lead
Duration: November 2012 – March 2016
The client is one of the world’s largest pizza restaurant with more than 6,200 restaurants in
the United States and more than 6,500 restaurants in 97 countries and territories around the
world.
The client’s data warehouse involves 9 different subject areas. This includes the restaurant
performance indicator and the daily transaction information from each store. The ETL tool used
is IBM Infosphere Datastage V11.3, the database is Vertica and the reporting tool is
Microstrategy.
Roles & Responsibilities-
• Responsible for the entire ETL deliverables
• Interaction with business team over all the requirement gathering.
• Provides scoping and estimating on Data Warehouse activities.
• Facilitates communication upward and across project teams.
• Development of ETL jobs for the new requirements.
• Development or modification of ETL jobs for the enhancement of the existing processes.
• Development of UNIX scripts.
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3. • Performance Tuning.
• Resource management based on the new requirements.
• Coordinating the production migration activity and post production support.
• Assigning the tasks/tickets to the ETL team members based on the priority.
• Preparing and handling the project level audit and closing the observations on time.
Mindtree Ltd.
April 2012 – October 2012
Designation – Senior Software Engineer
Project Details
PCG Operations – EDW Enhancement
Domain: Insurance
Role: ETL Lead
Duration: April 2012 – October 2012
The PCG source system in the Enterprise data warehouse (EDW) of the clients Claim’s group
was getting replaced with a new source system called ePCG-2. The purpose of the project was
to - migrate all the data from the new ePCG-2 system to the EDW. ETL jobs were to be freshly
developed for ePCG2 in Datastage v8.5 and the existing EDW data model needed to be
extended to accommodate the new source system.
Roles & Responsibilities-
• Source System Analysis – Preparation of the mapping document by inferring from the new
front ePCG2
• Preparation of the Mapping document and the Low level design
• Changing the physical data model of the existing Enterprise data warehouse
• Estimating the effort to design ETL’s
• Assigning tasks to the development team and conducting code review
• Designing and developing parallel jobs using Datastage v8.5
• Determine the job dependencies and help the support team to schedule via AutoSys
UST Global International PVT. LTD.
August 2008 – March 2012
Designation – Senior Software Engineer
PROJECTS
Just For You Next Generation
Domain: Retail
Role: Datastage Lead Designer
Duration: May 2011 – March 2012
This project was for a Fortune 500 company. It was one of North America's top largest
supermarket chains.
This Just For You is a web based application mainly intended to provide a personalized,
consolidated, online view of a club card /household’s redeemable offers and their loyalty
rewards. This functionality provides users with a real time view into current promotional status
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4. at the household or club card level which includes digital coupons, personalized offers and club
card special offers. Users will be able to select offers to be loaded to their club card for
automatic redemption in-store and online.
The existing application updates the data in a third party system. The new application is
intended to bring this whole system in house. So the new application need to load the data in
to a newly mounted Oracle DB.
Roles & Responsibilities-
• Analyze the current system
• Analyze the new system requirements
• Prepare understanding documents
• Design and Develop the jobs which helps the client to bring the existing legacy application
in house
• Prepare and fine tune SQL queries which extracts the necessary data from the Oracle,
Netezza ,SQL Server, Informix and UDB DB’s
• Perform the unit testing in the development environment
• Perform the fine tunings required for performance improvement
• Perform the QA deployment
• Guide and help the team members and review their deliverables
• Ensure that all the deliverables are delivered on time by the team
Optura Next Generation
Domain: Retail
Role: Datastage Implementer
Duration: January 2011 – April 2011
The client's market data partner was changed since they made the decision to select a new
scan, panel and loyalty data vendor. A premier data analytics vendor was selected because of
its efficient and easy global solution to bring strategic information to client's Marketing and its
vendor partners.
The aim of this project was to - Integrate Product Attribute Data from the new vendor into the
client's marketing system, retrieve customer transactions from the transaction tables in
Netezza and deliver to the vendor, accept data files on Market share cluster definitions from
the vendor and use that data to populate the cluster definition tables in Teradata.
Roles & Responsibilities-
• Analyze the client requirements
• Design the ETL the jobs and prepare the Design Document
• Develop the ETL jobs
• Perform the unit testing in the development environment
• Deploy the developed components to the test region for the QA testing
• Deploy the codes to production via configuration tool after the QA testing
• Support the job during the initial production run
World Class Service (WCS)
Domain: Retail
Role: Datastage Implementer
Duration: August 2010 – January 2011
The WCS application was the replacement for the Secret Shopper Application. The Secret
Shopper application was used for managing the reports provided by the secret shopper who
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5. disguise himself as a customer and visit the retail stores of the client. The ultimate goal of
WCS project was to conform the data from WCS DB (SQL Server DB) to the EST (Employee
Status Tracking) DB (DB2). This enables the client to track the performance of each employee
in the store.
Roles & Responsibilities-
• Interact with the client and collect the requirements
• Requirement Analysis
• Prepare the design documents based on the requirements
• Develop the jobs as per the design
• Perform the unit testing in the development environment
• Deploy the developed codes to QA environment and perform the QA testing
• Deploy the code to production via configuration tool after the QA testing
• Provide the support during the initial production run
• Determine the job dependencies and help the support team to schedule via Control-M
Customer Data Integration (CDI) - Master Data Management Project(MDM)
Domain: Retail
Role: Datastage Developer
Duration: February 2009 – August 2010
The ultimate goal of MDM-CDI project was to replace the existing CDI (Customer Data
Integration) Application, from all operational points of interaction with MDM.
Roles & Responsibilities-
• Analyzing the client business and their requirements
• Develop jobs for the Initial Load
• Develop jobs for Delta Load which keeps the data synchronized in source and target
• Develop jobs for Batch Load which triggers the batch processor in MDM
• Develop cleaning up jobs to delete the unwanted data from MDM tables
Gift Card Domain - Enterprise Data Warehousing
Domain: Payment services
Role: ETL Developer
Duration: August 2008 – February 2009
The client was one of the leaders in the gift-card business, with a global presence and
partnerships with most of the major retail chains.
Enterprise Data Warehouse (EDW) was the centralized storage of the business data and all the
business analysis reports were running on EDW. With a data size close to 1 Terabyte and
financial transaction data for a period of 4 years. EDW was on a DB2 V8 database mounted on a
UNIX AIX. The business analytics were done using Microstrategy V8 BI tools and ETL tool was
Datastage V 7.5.
Data warehouse was having 2 Data Marts with 5 fact tables. Financial data mart with one
fact table holds all the financial transaction happening on a daily basis and Operational data mart
with four fact tables holds all the operational data including the order items purchase order items
etc.
Roles & Responsibilities-
• Microstrategy Services and Datastage ETL jobs monitoring
• Execute and monitor the Weekly Invoice reports
• Fix the issues with the Datastage jobs if there is any and ensure that it runs fine
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6. Personal Details:
Age : 32
Sex : Male
Marital Status : Married
Visa Status : H1B
Educational Qualification:
Course & Year of Passing Board/University Institution Aggregate
Percentage
B. TECH in Electronics
and Communication
2007
M.G.University St.Joseph’s College of
Engg.& Technology ,
Pala, Kerala, India
68.52
Higher Secondary
Examination- 2002
Kerala State
Board
Technical Higher
Secondary School,
Muttom, Kerala, India
70.00
Secondary School
Leaving Certificate
Examination -2000
Kerala State
Board
Govt. Model High
School, Palakuzha,
Kerala ,India
89.83
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7. Personal Details:
Age : 32
Sex : Male
Marital Status : Married
Visa Status : H1B
Educational Qualification:
Course & Year of Passing Board/University Institution Aggregate
Percentage
B. TECH in Electronics
and Communication
2007
M.G.University St.Joseph’s College of
Engg.& Technology ,
Pala, Kerala, India
68.52
Higher Secondary
Examination- 2002
Kerala State
Board
Technical Higher
Secondary School,
Muttom, Kerala, India
70.00
Secondary School
Leaving Certificate
Examination -2000
Kerala State
Board
Govt. Model High
School, Palakuzha,
Kerala ,India
89.83
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