1. NITIN KUMAR MAHESHWARI
IRVING, TX
Cell: (+1) 214 516 5823 nitinkrmaheshwari@gmail.com
ETL ARC HIT E CT (BAN K IN G AN D FIN AN C E )
DA T A S T A G E EX P E R T
ETL Architect with 12Years of Experience, having complete SDLC knowledge and work exposure on
Understanding and Analyzing the Business Requirements/Functional Specifications by interacting with
Business Analysts, Project Planning, Design (Logical and Physical), Development, Testing, Implementation
and Maintenance of various DW/DM's and Client/Server applications.
Good balance of technical and management skills, with proven ability to lead complex, globally distributed
teams and deliver projects on time.
PR O F E S S I O N A L P R O F I L E
 Planning and implementing projects and Working in a fast-paced environment while Mitigating Risks.
 Designed the ETL modeling for data marts in Banking and Real Estate Domains.
 Dealt with heterogeneous source systems like Flat file ,XML files for loading to enterprise data
warehouse using Datastage ETL tool .
 Writing the functional and technical specification documents for various Projects in Banking domain.
 Sound knowledge of various data warehousing modeling techniques like Inman and Ralph Kimball's
approaches.
 Sound knowledge/experience in High Volume process Optimization.
 Extensive experience in Datastage ETL design, Trouble Shooting and Debugging.
 Strong Working Experience in RDBMS like TERADATA, Oracle and SQL Server RDBMS.
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Since year 2011 has been dedicated to Banking Domain project, building Enterprise DWH having all Banking
product details and transactions.
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Developed a series of solutions on Data Warehouse Design and Automation techniques that constitute a
compendium of the best methodologies, using case studies from own experience.
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Possess strong Commitment, excellent Analytical and efficient Problem Solving skills.
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Currently leading a team of 20 members at Offshore and 5 members onsite team (Including US and Singapore).
P E R S O N A L D E TA I L S
Nationality Indian
Work Status H1B
Current location Irving, TX
Education Bachelors in Commerce
Certifications Datastage, Teradata
A R E A S O F E X P E R T I S E  T E C H N I C A L
• Data Warehouse Design: Various DWH techniques and Best Standards.
• Tools and Utilities: Datastage 8.5, 7.5 (Parallel and Server)
• Databases : Teradata (V14, 13), Oracle, SQL Server
• Languages : SQL, PL/SQL, UNIX Shell Scripting
• Data Quality: Expert knowledge of data quality issues and of data cleansing techniques, using data quality
tools and custom-designed systems.
• Others : TWS Scheduler
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2. A R E A S O F E X P E R T I S E  T E A M M A N A G E M E N T
Have a good exposure on managing large project and team, along with exceptional client management skills.
• Managing a team of total 25 including Onsite and Offshore.
• Good exposure on multi location team management – Current team at 4 locations (US, Singapore,
Noida, Chennai).
• Driving development design and coding standards for entire project across all locations.
• Manage critical delivery situations, mitigating risks and issues at the right time.
• Driven many initiatives on Production process and Data Quality improvement.
P R O F E S S I O N A L E X P E R I E N C E  2 0 0 2 - P R E S E N T
2011-Till Date Architect / Technical Lead
Wipro Technologies Client - Citigroup
Team Size 35
Tool Used DW Concepts, DataStage (ETL) 8.5, Teradata, Clear case, IBM TWS
Project Description: GENESIS Data warehouse is a common pool of Contracts, Positions and Customer
Account balances, across all of Citi, for the use of Finance, Risk and Compliance and any other unit requiring
such data. Project “Genesis” is poised to develop an enterprise level Data Warehouse to house all data related to
Contracts, Positions and Balances, reconciled with the source which will ensure consistency and integration of
information in order to improve reporting and analytics.
Roles & Responsibilities:
 Work closely with business/user groups to understand the business process and gather
requirements.
 Prepared High Level Design of Source Data Analysis, ETL Process flow, Exception Handling,
Re-startability and Extendibility.
 Support/ Drive ETL team to develop complex mappings applying various transformations.
 Create/ manage design and Coding standards for the entire program.
 Ensure Quality assurance for Code, data and process - by defining standards and review processes.
 Drive Production performance optimization initiatives, to ensure SLAs for production processes
and data availability.
 Develop and design various automation solutions for Process status reporting and Data quality
validation.
 Participated and managed multiple Roll outs including multiple products and releases over last 4
years, integrating the process for more than 35 countries into same system and Database.
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Dec 2007 - June 2011 Technical Lead
Competent Software
Pvt. Ltd
Client - First American Real Estate
Team Size 44
Tool Used DataStage 7.5 (Parallel and Server), County Profiler (In-house Reporting Tool),
QDA
Project Description: The project included, Analyst abstract data from the raw files obtained from the county
courthouse. These files include the recording information, principal parties, legal description, property
characteristics and any remarks that contain pertinent information about the property.
Roles & Responsibilities:
 Worked Closely in Logical design of the warehouse by identifying key data points, their
dimensions and measures.
 Developed ETL procedures to ensure conformity, compliance with standards and lack of
redundancy, translated business rules and functionality requirements into ETL procedures.
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3.  Responsible for tuning ETL procedures and STAR schemas to optimize load and query
Performance.
 Extensively used DataStage client tools - DataStage Designer, DataStage Manager, and DataStage
Director.
 Extensively Used elements of DataStage Designer - Field Mapping, Transformer, Aggregator,
Sorting, Routine, Different types of stages, Container etc.
 For Viewing and analysing the transformed output we are using DataStage support tool, County
Profiler 4.0
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Nov 2003 - Dec 2007 Senior Software Developer
Competent Software
Pvt. Ltd
Client - Core Logic Inc
Team Size 12
Tool Used Query Builder, FoxPro, MS Excel
Project Description: The project included, receiving real estate data i.e. Seller & Buyer information, which was
further modified as per client requirement using different tools, for business analysis and Reporting.
Roles & Responsibilities:
 Worked Closely in Logical design of the warehouse by identifying key data points, their
dimensions and measures.
 Responsible for tuning ETL procedures and STAR schemas to optimize load and query
Performance.
 Extensively used DataStage client tools - DataStage Designer, DataStage Manager, and DataStage
Director.
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