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Rajareddy rajareddy.pn@gmail.com

+91 9704464092

Experience Summary

Over 4+ Years of experience in the IT industry. Involved in the complete life cycle of datawarehouse

Experienced in developing Mappings, Sessions and workflows Using Informatica Power

Center8.6/7.1.

Involved in Informatica Testing(Integration Testing,System Testing, System Integration

Testing).

Involved in Performance and stress testing for POC.

Created and executed Test cases and Test data.

Having hands on experience in developing ETL process to extract, transform and load data from

various sources, archive systems into data warehousing.

Used Client Tools Designer, Workflow Manager, Workflow Monitor in Informatica Power

Center.

Extensively used Expression, aggregator, Lookup, Update Strategy, joiner.

Extensively worked with Slowly Changing Dimensions(Type1, Type2).

Implemented Error Handling Strategies in all Dimension Loads.

Worked with IDQ for data profiling. Worked on extracting data from Oracle, Flat Files to transform and loading into data warehouse.

Experienced in working on developing Oracle PL/SQL to write stored procedures, oracle functions,

packages and triggers.

Experienced in writing shell scripts for multiple tasks to be performed.

Excellent communication skills and analytical skills and ability to perform as part of the team.

Pay Roll Company:

Working with Braintech Global Technologies Pvt ltd from Feb 2010 to Till Date.

Worked as Software Engineer in Camex Informatix, Bangalore from June 2007 to Jan 2010.

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Educational Qualification

MBA from IIP in 2007 October.

B.COM (Computers) From OU in 2004.

Technical Expertise

ETL Tools : Informatica Power Center 8.6/7.1.

Operating Systems : Windows 2000/XP/Unix

OLAP Tools : Business Objects 6.5

Databases : Oracle 10g/9i/8i,

Project Profile:

Project # 1:

Project Title : Risk Management System (RMS)

Client : UBS, Switzerland

Duration : Feb 2010 to till date

Environment : Informatica 8.6.1, Oracle 9i, Flat Files, Window XP

Description:

UBS is one of the leading global financial services company, with its headquarters located at Brazil

and Zurich. It is the second largest bank in Europe. UBS is present in all major financial centers

worldwide.Risk Management System (RMS) is the centralized repository of consistent and reconciled customer

credit risk information for capital calculations and credit risk reporting. RMS improves accuracy of

Risk Weighted Assets calculation for the identified wholesale credit portfolios. It also helps to

evaluate credit risk from both a product-specific and enterprise-level perspective across products and

report relevant information as required by regulators.

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Responsibilities:

Involved in requirements study and understanding the functionalities

Used heterogeneous data sources like flat files and Oracle.

Created mappings using the transformations such as the Source qualifier, Aggregator,

Expression, Router, Filter, Rank, Sequence Generator, Lookup and Update Strategy.

Created and Monitored Informatica sessions.

Checked and tuned the performance of Informatica Mappings.

Identified and created different source definitions to extract data from input sources and load

into relational tables using Informatica Power Center.

Analyzed Mappings and Sessions for better performance.

Involved in code migration by using import and export.

Involved in Error handling.

Participated in the requirements, design, and release readiness reviews.

Created and maintained test documentation and test plans.

Worked with the development team to create a suite of test data to exercises data validation

and actual ETL functionality.

Created and executed Test cases forSystem Testing. Involved in System Integration Testing .

Environment: Windows NT, Informatica Power Center 8.6.1, Oracle 9i, UNIX.

Project #2:

Title : Data Warehouse for Mortgage Capital Division

Client : Lehman Brothers.

Role : ETL Developer

Duration : Feb 2009 to Jan 2010.

Description:

Lehman Brothers, an innovator in global finance, serves the financial needs of corporations,governments and municipalities, institutional clients, and high net worth individuals worldwide. Lehman

Brothers acquired 3 Mortgage Business Units (SPML, PML and ELQ) in the UK and the European geographyto strengthen their presence in the mortgage business. Key activities relating to Loan Origination, LoansCompletion and Loans Servicing like Underwriting, Credit Check reporting etc. are taken care of by thesesubsidiaries. Lehman funds the subsidiaries by securitizing these loans.

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Responsibilities:

Involved in requirements study and understanding the functionalities

Used heterogeneous data sources like flat files and Oracle.

Created mappings using the transformations such as the Source qualifier, Aggregator,

Expression, Router, Filter, Rank, Sequence Generator, Lookup and Update Strategy.

Created and Monitored Informatica sessions.

Checked and tuned the performance of Informatica Mappings.

Analyzed Mappings and Sessions for better performance.

Environment: Informatica Power Center 8.6.1, Windows, Flat Files, Oracle9i, UNIX.

Project #3:

Client : Abbey National, UK

Project : Data warehouse for Motor Insurance

Role : ETL Developer

Duration : June 2007 to Jan 2009

Project Description:

Abbey National is UK based Insurance Company, is one of the largest insurance providers for Homeinsurance, Motor insurance, and Travel insurance and Card insurance. This project involves buildingof data ware housing for Motor insurance.

The source data, which includes

Types of policies:

Information about policy holderPolicy covered item detailsPremium Payment detailsTypes of claims like fast claim payments, fast repairs claim

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Responsibilities:

Extensively working on Informatica Designer, Workflow Manager, Workflow Monitor Working

on Source Analyzer, Warehouse designer, Mapping Designer & Mapplet Designer.

Created mappings, reusable transformations in Mapping Designer and TransformationDeveloper.

Created transformations and used Aggregator, Expression, Sequence Generator, Joiner, Filter,

Router, Look up and Update Strategy transformations to meet the requirements of the Client.

Used Informatica features to implement Type I, which keeps current data.

Involved in Unit Testing and created Test case document.

Environment: Informatica Power Center 7.1, Oracle 9i, Unix, Flat Files.

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