Harika

*** ********** ****

Richardson, TX - ****1 571-***-****

e: acff7q@r.postjobfree.com

Over 7+ years of IT experience in the Analysis, design, development,

testing and Implementation of ETL & Business Intelligence solutions using

Data Warehouse/Data Mart Design, ETL, OLAP and Client/Server applications.

. Strong knowledge of Business Intelligence, Data Warehousing and

Business Architecture

. Extensive testing ETL experience using Informatica 9.1/8.1/7.1/6.2/5.1

(Power Center/ Power Mart) (Designer, Workflow Manager, Workflow

Monitor and Server Manager)

. Experienced in different Databases like Oracle, DB2, Teradata, Sybase

& SQL Server 2008

. Good expertise in using TOAD, SQL*Plus and SQL Advantage.

. Experience in Dimensional Data Modeling using Star and Snow Flake

Schema.

. Designed data models using Erwin.

. Solid Back End Testing experience by writing and executing SQL

Queries.

. Experience in Data Analysis, Data Validation, Data Cleansing, Data

Verification and identifying data mismatch.

. Has expertise in Test Case Design, Test Tool Usage, Test Execution,

and Defect Management.

. Experience in testing and writing SQL and PL/SQL statements.

. Experience in writing test cases to test the application manually and

automated using Quick Test Pro.

. Expertise in Developing PL/SQL Packages, Stored Procedures/Functions,

triggers.

. Extensively worked on Dimensional modeling, Data cleansing and Data

Staging of operational sources using ETL processes.

. Extensive Working experience in applying Relational Database concepts,

Entity Relation diagrams and Normalization concepts

. Experience in Performance Tuning of sources, targets, mappings and

sessions.

. Automated and scheduled the Informatica jobs using UNIX Shell

Scripting.

. Experience in all phases of Software Development life cycle.

. Application Data warehousing experience in Banking, Financial,

Trading, Retail and Consumer.

. Team player with excellent Organization and Interpersonal skills and

ability to work independently and deliver on time.

Technical Skills:

ETL Tools Informatica 9.1/8.1/7.2/6.1 (Power Mart/Power

Center) (Designer, Workflow Manager, Workflow

Monitor, Server Manager, Power Connect),

Data Modeling Erwin 4.0/3.5, Star Schema Modelling, Snow Flake

Modelling

Databases Oracle 10g/9i/8i, MS SQL Server 2008/2005/2000,

DB2, Teradata, Sybase 12.5

OLAP Tools OBIEE 8.0/7.0/6.0,

Languages SQL, PL/SQL, Unix Shell Script, PERL, Visual

Basic, XML

Tools Toad, SQL* Loader, Teradata SQL Assistant, WinSQL,

BI Studio

Operating Systems Windows 2003/2000/NT, AIX, Sun Solaris, Linux

Testing Tools Test Director, Bugzilla

Rational Tools RUP, Rational Rose,,Rational Clear Case, Clear

Quest, Test Manager, Robot, Rational Requisite Pro

Barclay's NYC NY

Artemis Data warehouse (ADW)

Jan 2012 - Dec 2012

Sr. ETL/BI Tester

Artemis project they divided 14 work streams. My work stream was work

stream-06, Banking, Cashiering, and Credit &Retirement Barclay's Investment

Banking specializes in innovative solutions, drawing on expertise from

across the full spectrum of products: Debt and equity underwriting, sales

and trading, mergers and acquisitions, investment research, correspondent

and prime brokerage services.

CFT Migration Project

Jan 2013 - Till Date

Sr ETL/Unix tester

Barclays publishes and delivers millions of index attributes for over

30,000 benchmark on a daily basis. The process to generate and deliver this

data is maintained by Index production team and is run on Solaris 10

platform. The project is to migrate legacy CFT - Index production

application from Solaris to Linux.

Responsibilities:

. Responsible for Business analysis and requirements gathering.

. Tested several UNIX shell scripting for File validation, Data Parsing,

Cleanup and job scheduling.

. Involved in understanding Logical and Physical Data model using Erwin

Tool.

. Involved in writing Test Plan, Developed Test Cases and supported all

environments for testing.

. Involved with discussion with Business for supporting functional

specifications.

. Involved in creating the test design techniques and testing

specifications for the ETL process.

. Supported the extraction, transformation and load process (ETL) for a

Data Warehouse from their legacy systems using Informatica and provide

technical support and hands-on mentoring in the use of Informatica for

testing.

. Did functional testing and automated test cases using QTP

. Promoted Unix/Informatica application releases from development to QA

and to UAT environments as required.

. Worked with Quality center to document test. results and validate test

scripts.

. Used Quality Center in routing defects, defect resolution and

assigning business cases to business users.

. Reviewed Informatica mappings and test cases before delivering to

Client.

. Performed front-end testing on OBIEE Executive Dashboard portal

. Assisted in System Test and UAT testing scenarios as required

. Designed and tested UNIX shell scripts as part of the ETL process,

automate the process of loading, pulling the data.

. Developed test plans & test Cases for the project.

. Verified the processes on Solaris and set up bench marks & processes

on Linux to ensure the system worked as it was on Solaris.

. Automated and scheduled the Informatica jobs using UNIX Shell

Scripting.

. Performed system testing and regression testing.

. Interacted with the production and business teams to make sure

requirements are as expected.

. Reviewed Informatica mappings and test cases before delivering to

Client.

. Extensively used Informatica power center for extraction,

transformation and loading process.

. Extensively used Informatica tool to extract, transform and load the

data from Oracle to DB2.

. Checked the data flow through the front and backend and used SQL

queries to extract the data from the database.

. Solid Back End Testing experience by writing and executing SQL

Queries.

. Extensively used SQL programming in backend and front-end functions,

procedures, packages to implement business rules and security

. Fine-tuned for performance and incorporate changes to complex PL/SQL

procedure / Packages for updating the existing dimension tables using

PL/SQL Developer on Oracle 8i RDBM.

. Performed backend database testing by writing SQL and PL/SQL scripts

to verify data integrity

. Interacted with functional/end users to gather requirements of core

reporting system to understand exceptional features users expecting

with ETL and Reporting system and also to successfully implement

business logic.

. Written several PL/SQL stored procedures. Tested the output of Stored

Procedures vs. ETL output.

. Created ETL test data for all ETL mapping rules to test the

functionality of the SSIS Packages

. Prepared extensive set of validation test cases to verify the data

. Data Sets provided by the Business Analyst which are the expected

results.

. TOAD is used to perform manual test in regular basis. UNIX and Oracle

are using in this project to write Shell Scripts and SQL queries.

. Performed the tests in both the SIT, QA and contingency/backup

environments

. Performed all aspects of verification, validation including

functional, structural, regression, load and system testing

Environment: Informatica 9.1/8.1/7.2/6.1,SQl, Solaris 10, OBIEE,PL/SQL,

SQL Server 2008, SSIS, XML, XSD, XSLT, XML Spy 2010, HP QTP 10.0,HP Quality

center 10.0,KORN SHELL SCRIPTING, Teradata V2R6 (SQL Assistant, Fast Load,

Multi Load, TPUMP, BTEQ, FEXPORT) Oracle 10g, Erwin 4.0, UNIX, TOAD,

WinSQL, IBM DB2 9.1

MetLife, NY NYC

Mar 2009 - Dec 2011

ETL/Data Warehouse Tester - EDWH Group

MetLife is global insurance organization serving businesses and individuals

with a wide range of insurance products and insurance-related services. It

has wide range of Insurance products that include Auto Insurance, Personal

Insurance, Casualty Insurance, and Life Insurance. Claims Management

system, Investments (Mutual, Rei, Fixed Income etc) provides the technology

that assists claim professionals in administering claim practices in a

timely and effective manner. This application involves in designing and

development of the Data Warehouse. The Company's data come from different

operational sources like Oracle, SQL Server, and DB2 is loaded into the

claims Data Warehouse built on Oracle using Informatica. Various business

rules and Business Processes were applied to Extract, Transform and Load

the data into the Data Warehouse.

Responsibilities:

. Develop test plans based on test strategy. Created and executed test

cases based on test strategy and test plans based on ETL Mapping

document.

. Involved in understanding the ETL mapping document and Source to

Target mappings.

. Prepared the test plans and test cases for different functionalities

involved in the application.

. Used Quality Centre as the test management tool for the maintenance of

the test cases and to track the defects.

. Involved in the error checking and testing of the ETL procedures and

programs Informatica session log.

. Tested the ETL Informatica mappings and other ETL Processes (Data

Warehouse Testing).

. Using Quality Centre as the repository for the requirements.

. Performed the Smoke, Functional testing, Ad Hoc testing and Regression

testing of the application.

. Executed SQL Queries for testing integrity of data in database

(Backend Testing).

. Backend and Database Testing: Oracle, MS-SQL Server, MS Access

databases.

. Involved in Extensively during UAT testing of various functionalities

along with the implementation team, resolved the issues and problems.

Used Test director for bug tracking.

. Involved in Testing Cubes for Dataware house

. Execute and analyze complex test cases and compare the results with

expected results and product requirements.

. Used Quality Center for bug reporting.

. Tracked and reported the bugs with Quality center

. Automated detailed test cases by using Quick Test Pro.

. Used Quick Test Pro to write the automated test scripts by using

various actions and reusable actions.

. Performed Regression Testing of the affected test cases to confirm

that the defect has been resolved when defect corrections are

delivered in a build.

. Tested different detail, summary reports and on demand reports.

. Involved in backend testing for the front end of the application using

SQL Queries in SQL Server data base.

. Responsible to design, develop and test the software (Informatica, PL

SQL, UNIX shell scripts) to maintain the data marts (Load data,

Analyze using OLAP tools).

. Used all the Informatica power center 9.1.0 client components like

Designer, Workflow Manger, Workflow Monitor

. Used InformaticaPowerCenter 8.6.1forextraction, loading and

transformation(ETL) of data in the data warehouse.

. Handling the daily status meetings with QA team and business people in

prioritizing the defects as per the business need.

. Solid testing experience in working with SQL Stored Procedures,

triggers, views and worked with performance tuning of complex SQL

queries.

. Written Test Plans and Test Cases on Mercury's Test Director Tool.

. Defects identified in testing environment where communicated to the

developers using defect tracking tool Mercury Test Director.

. Optimizing/Tuning several complex SQL queries for better performance and

efficiency.

. Created various PL/SQL stored procedures for dropping and recreating

indexes on target tables.

. Worked on issues with migration from development to testing.

. Tested UNIX shell scripts as part of the ETL process, automate the

process of loading, pulling the data.

Environment: INFROMATICA 8.1/7.1/6.2/5.1, HP QTP 10.0,HP Quality center

10.0, Teradata V2R6 (MLOAD, FLOAD, FAST EXPORT, BTEQ), Teradata SQL

Assistant 7.0, SQL Server 2005/2008, Mercury Test Director 8.0, SQL

*Loader, SSIS, Oracle 9i, Erwin 3.5, Windows 2000, TOAD 7, Shell Scripting,

PERL, IBM AIX 5.2, TOAD, WinSQL, SQLPlus, XSD, XML, VSAM FILES, MVS, COBOL

II, ISPF, JCL

Freddie Mac, Mc Clean, VA

Oct 2007 - Feb 2009

ETL Tester - Mortgage Securities Data Mart - Data Loading Team

Net Yield Statistics (NYS): The Net Yield Statistics is one of the CDW

(Corporate data warehouse) work stream provides history of Single Family

and Multi Family statistical, General Ledger and aggregate calculation

results for inclusion on Net Yield Statistics reports. Also stores for each

statistical result that can be calculated or overridden by a user. This NYS

Calculates the Interest rates on yearly fixed-rate mortgages (FRM) and

Average- rate mortgages (ARM). Net Yield Statistics is responsible for

Financial Reporting which is a complex process that includes preparing and

ensuring that Freddie Mac's financial information and reports are accurate,

complete and in compliance with the laws and regulations that govern them.

Information gathered for the financial reporting process comes from all

over the company and contains both financial and operational data. The data

originates in a number of subsystems and sub ledgers and is summarized and

compiled in the General Ledger. The timeliness and accuracy of this

information is critical for Freddie Mac to successfully complete its

financial reporting deliverables.

Responsibilities:

. Reviewing the business requirements for Data Warehouse ETL process and

working with business and requirements team for gaps found during the

review.

. Developed a detailed Test Plan, Test strategy, Test Data Management

Plan, Test Summary Report based on Business requirements

specifications.

. Wrote extensive SQL and PL/SQL scripts to test the ETL flow, Data

Reconciliation, Initialization, and Change Data Capture, Delta

Processing.

. Worked on Informatica Power Center tool - Source Analyzer, warehouse

designer, Mapping Designer, Mapplet Designer and Transformation

Developer

. Extensively used Informatica power center for ETL process.

. Prepared Execution procedure document format to prepare the Test cases

based on mapping document

. Extensively used ETL methodology for testing and supporting data

extraction, transformations and loading processing in a corporate-wide-

ETL Solution using Informatica.

. Worked on Informatica Power Center tool - Source Analyzer, Data

warehousing designer, Mapping & Mapplet Designer and Transformation.

. Promoted Unix/Informatica application releases from development to QA

and to UAT environments as required..

. Validated the Data in the Warehouse using SQL queries

. Validated test cases for Source to Target mappings (STM).

. Validated data flow from Source through to FACT tables and Dimension

tables using complex queries(left outer Joins, sub queries etc)

. Validated data model for landing zone, staging zone and Warehouse

tables for column length and data type consistencies

. Validated FK failures and data integrity checks for all the tables.

. Validated Business codes, Error process and Purge process.

. Extensively used UNIX shell scripts and compared the files in SAS to

make sure the extracted data is correct.

. Involved in developing scenarios of testing and maintaining testing

standards

. Involved in Business functionality review meetings and Use-Case

Analysis

. Developed the templates for User/Customer Training and documentation.

. Participated in developing and implementing End-End testing manually.

. Used Share point for Document Management and Dimensions for version

control.

. Involved in setting up QA environment for testing the applications.

. Assisted Team members in knowledge transfer

. Involved in Regression, UAT and Integration testing

. Coordinated with Different project teams to set up common test

environment and common Integration for different applications

. Conducted defect review meetings with the development team members

. Involved in peer review of test cases, Test Pool meetings and Impact

analysis

Environment: Informatica 7.1.x,Windows XP, Oracle10G, TOAD for Oracle, SQL

Developer, Embarcadero Rapid SQL 7.5,IBM DB2 8.1,Sybase,DART (Desktop Asset

Request & Tracking), Rational ClearCase v7,Telelogic DOORS 8.3, UNIX,

Reflections, Telnet, Mercury, PVCS (Dimensions), MS Project, Hyperion

Performance Suite 8.5. AutoSys Jobs, SAS, Mainframe, Micro Strategy

Wells Fargo Financial Services, SFO, CA

Mar 2007 - Aug 2007

Programmer/QA Engineer - Credit/Market Risk Compliance Data Warehouse

The system was primarily written to provide reports for their portfolio

managers who could use these reports to provide their customers with the

highest total rate of return consistent with their performance goal, cash

flow requirements, need for liquidity, and preservation of capital. The

reports also provided their portfolio managers the unique objectives of

each client with due regard to tax consideration, preferences toward

quality and market risk. The reports also provided their portfolio

managers information to help their customers identify investment

opportunities that provide above average potential for price appreciation

and total return. Reports were created using the Reporting Tool Business

Objects.

Responsibilities:

. Involved in Data Analysis, Database Designing.

. Involved in creation of tables, writing stored procedures, Triggers,

PL/SQL packages.

. Developed user interface screens using VB, ADO to connect to backend

and stored procedures to manipulate data.

. Handling user defined exceptions.

. Developed PL/SQL scripts for data loading.

. Analysis of Physical Data Model for ETL mapping.

. Identification of various Data Sources and Development Environment.

. Writing Triggers enforcing Integrity constraints, Stored Procedures

for Complex mappings, and cursors for data extraction.

. Worked extensively with mappings using expressions, aggregators,

filters, lookup and procedures to develop and feed Data Mart.

. Extensively used ETL to load data from Flat files, Excel, MS-Access

which involved both fixed width as well as Delimited files and also

from the relational database, which was Oracle 9i.

. Developed and tested all the informatica mappings, sessions and

workflows - involving several Tasks.

. Worked on Dimension as well as Fact tables, developed mappings and

loaded data on to the relational database.

. Responsible for creating business solutions for Incremental and Full

loads.

. Worked extensively on different types of transformations like source

qualifier, expression, filter, aggregator, update strategy, Lookup,

sequence generator, joiner, Stored Procedure.

. Generated reports using Desk-I and infoview with analytical ability

and creativity using Multi-data providers, synchronization, BO

formulas, variables, sections, breaks, formatting drilldowns,

Hyperlinks etc

. Designed Universe with data modeling techniques via implementing

Contexts, aggregate awareness, hierarchies, predefined conditions,

linking, Joining tables, indicating cardinalities, creating aliases to

resolve the loops, subdividing into contexts and creating the objects

which are grouped into classes..

Environment: Informatica 6.2, BO 6.5, Oracle 9i, Windows XP, Flat files,

VSAM Files, XML Files, XSD, IBM AIX 5.1, PERL, Shell Scripting, Autosys

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