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Hyderabad, AP, India
August 09, 2012

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KhalidBaig Cell: 91-916******* ________________________________________


To implement my knowledge in an expedient environment that can provide me opportunities & continual upgradation of my skills to do constructive work.

Professional Summary:

Around 3.5 Years of experience with Data warehousing tools Informatica Power center / power mart.

Have a good knowledge on Data warehouse Concepts, and ETL process. .

Extensive experience in extraction, transformation and loading of data directly from different heterogeneous source systems like flat files, Oracle tables.

Extensively worked on Informatica Designer Components - Source Analyzer, Warehouse Designer, Transformations Developer, and Mapping Designer.

Hands on Experience with various transformations like Lookups, Router, Aggregator, Joiner, and Update Strategy.

Hands on Experience with Teradata Database.

Migration of Business Objects XI R3 Enterprise to Oracle Bussiness Intelligence. Migration of the content (User, Groups, Universes and Reports etc) using Import Wizard.

Having good knowledge on Oracle Bussiness Intelligence reports.

Worked in various phases of the SDLC like Building, Testing and Implementation phases.

Communicated with clients from offshore for understanding the deliverables.

Work experience:

Working as a System Engineer at Infosys from Mar-2012 to Till Date.

Worked as System Engineer for Tata Consultancy Services since Dec-2010 to Feb-2012.

Worked as Software Associate for Mastek since May-2009 to Dec-2010.


Master of Computer Applications from Osmania University Hyderabad.

Technical skills:

Environ ment Windows XP, Unix/Linux.

ETL Tools Informatica 8.1, 8.6.

RDBMS Oracle10g, Teradata 12.0.

Languages Sql.

Configuration Management Tools SVN.

OLAP Exposure OBIEE.

Tools Toad, Quality Centre, SQLDeveloper.

Scheduling Tools Cronacle,Control M

Project # 1

Role : ETL Developer.

Client : AKBANK

Description: Akbank has adopted Infosys Finacle product and was changing their existing Deposit Renewal Program legacy system into the systems of open source technology.Nearly70% (nearly 15 million accounts as of date with a growth plan of 10-12% every year) of Bank’s business is Deposits and they have multiple surround systems that get impacted because of the Deposits Module. Hence, this is deemed to be a very complex program of the Bank. INFOSYS has demonstrated an approach which will implement Deposits module, legacy customization, Integration, Data Migration, Reports generation, SIT and Performance testing.

Roles and Responsibilities:

Involved in requirements gathering phase, low level design, build and unit testing of ETL mappings.

Prepared the mapping specification document.

Extensively used transformations like: Expression, aggregator, lookup, Joiner, update strategy, router, sequence generator.

Worked on Informatica client tools – Data warehousing designer, Workflow manager, and Workflow Monitor and Repository manager.

Involved in tuning the Mappings for Performance Enhancements.

Implemented mappings for Constraint based loading and Incremental Aggregations.

Sending the Daily report to the Manager on ‘Status of the work’.

Tools/Environment: Informatica Power Center 8.6, Oracle 11g, Toad 9.5, Windows.

Project # 2

Clients : GEHC

Role : ETL Testing.

Description: The Functional scope of 1GLA BI apps is that it has General ledger and sub ledger transactions for GLPROD and Daily ADI sources and design to brings in the Inventory (WIP) and Inter-company (GL) tables into the ODS environment for retirement of the existing Preprod oracle code.

The concept of 1GLA system is to streamline all the transaction data (General Ledger (GL) and Sub-Ledger (SL)) from various ERP systems in GEHC.

Roles and Responsibilities:

Understood the requirements.

Worked on Basic Teradata Query (BTEQ) utility.

Involved in Unit testing, performance tuning the mappings.

Created Job chain setup, Teradata scripts and Informatica setup for BI iTEST Environment.

Executed and monitored Job chains and resolved issues.

Executed and Validated BOXI and Cognos reports.

Sending the Daily report to the Manager on ‘Status of the work’.

Tools/Environment: Informatica Power Center 8.6, Oracle, Teradata, Cornacle, BOXI, Cognos, Windows XP.

Project # 3

Clients : GEHC.

Role : ETL Developer

Description: The Finger chart Data Tool will obtain data for calculation and display directly from the PAR Support Central Workflow Process, Manual Data Input, and the Data Warehouse(s) which provide periodic static views of the data from the Material Work systems(s), as determined by the definition of each data item. Data feeds should be updated daily, unless the refresh rate of the data does not warrant updating daily (i.e. if the data refreshes weekly in a data warehouse there is no value in updating it daily, it should match the refresh period for the data source).

The Finger chart Data Tool will provide for manual data input/control mechanisms as specified, where data cannot be provided by or is not usable when obtained from the Material Work systems(s). This data will be used to replace/override data obtained from the Material Work systems(s)

Roles and Responsibilities:

Understood the business requirements.

Involved in Extraction, transformation, loading from Oracle sources to Teradata targets.

Designed Informatica mappings to build business rules to load data.

Most of the transformations were used like Source qualifier, Aggregators, expression, lookups, Router, Sequence Generator and Update strategy.

Worked on Informatica client tools – Data warehousing designer, Workflow manager, and Workflow Monitor and Repository manager.

Developed mappings, sessions and workflows as per new requirements.

Provide the "End of Day Status reports" to business units.

Worked on enhancements based on new requirements.

Tools/Environment: Informatica Power Center 8.6, Oracle 10g, Teradata, Windows XP.

Project # 4

Clients : Procter & Gamble (Warsaw).

Role : Informatica Developer

Description: The objective of this project is to do the forecasting for various products that are manufactured by Procter & Gamble. This project involves building of ADW global demand forecasting data warehouse, developing a data model and ETL for Data load into dimension, fact table and cubes. For this project we used the conformed dimensions of ADW shipments project. The data source for this ADW GDF project will be a flat file from SAP BW Warehouse which sends forecast quantities for various products.

Roles and Responsibilities:

Understood the business requirements.

Extensively used Informatica Power Center for loading the data from various sources involving flat file and Oracle tables.

Data Extraction, Transformation and Loading using Informatica for fact and dimension tables.

Developed several Mappings and Mapplets using corresponding sources, targets and transformations.

Creation of unit test cases and unit test data.

Tools/Environment: Informatica Power Center 8.5.1, Oracle 10g, Flat files, Windows XP.

Personal Information:

Gender Male

Nationality Indian

Languages English, Hindi, Telugu.

(Khalid Baig)

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