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Chinnayachari.KChinnayachari.K [email protected]@gmail.com

Mobile No: 9704437869Mobile No: 9704437869

PROFESSIONAL SUMMARY:

3+ years of Experience in the information technology industry, Expertise in the

development Data warehousing applications using IBM DataStage7.5x2 as ETL tool.

Experience in developing Server jobs & Parallel Jobs with DataStage.

Good knowledge and experience of different phases of software development life cycle

(SDLC) including analysis, design, development, testing and maintenance.

Expertise in database concepts for data warehousing

Well versed in working with RDBMS like Oracle

Excellent analytical and communication skills, ability to work independently and good

team player.

PROFESSIONAL EXPERIENCE:

Working as a software Engineer in Fortech Soft (India) Ltd, Hyderabad from NOV

2007to till date.

ACADEMIC PROFILE:

B.Sc (ComputerScience) from Ideal College of Art Science under A.U.

TECHNICAL SUMMARY:

Programming Languages : C,C++ & C#.net Asp.net

Operating Systems known : Windows 2003 Server, XP, UNIX.

Databases : Oracle 9i, 10g.

ETL Tools : Data stage 7.5X2 and Knowledge on

: IBM Infosphere DataStage V8.0

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mailto:[email protected]:[email protected]:[email protected]:[email protected]


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PROJECT DETAILS

PROJECT#1

Project Name: SBC CommunicationsClient: SBC, San Antonio, Texas, USA

Team Size: 24

Environment: IBM DataStage 7.5x2, Conges, Windows 2003 Server, Unix & Oracle 10gDuration: Dec2009 to till date.

Description:

SBC Communications was a regional holding company that specialized in local,

Wireless, internet service in the United States and internationally. Originally namedSouthwestern Bell Corporation it was changed in 1995 to SBC Communications. Originally

holding only one local provider, the Southwestern Bell Telephone Company, over the years thecorporation took over various others including Pacific Bell,Ameritech, SNET, andNevada Bell.

Southwestern Bell Corporation was officially transferred full ownership January 1, 1984,

they had three subsidiaries: Southwestern Bell Publications, Inc., a directory publisher;

Southwestern Bell Mobile Systems, Inc., in the business of mobile telephone service; andSouthwestern Bell Telecommunications, Inc., focusing on marketing phone equipment to

business customers. The holding companies new president was Zane Edison Barnes.

Responsibilities:

Understanding the client requirements by studying functional documents.

Involved in File set stage, Data set stage, Lookup file sets & transformer stages.

Worked with Local and Shared Containers.

Preparing the technical specifications and Test script documents.

Involved in Peer review of the DS Job Designs

Involved in using the File stages like Sequential file stage, Dataset stage,

FileSet stage, Lookup FileSet stage, Processing stages like Aggregator stage,

Change capture stage, Filter stage, Funnel stage, Copy stage, Join stage,

Lookup stage, Merge stage, Sort stage,

Surrogate Key Generator stage, Transformer stage, Modify stage, Pivot stage,

Remove

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http://en.wikipedia.org/wiki/Southwestern_Bell_Corporationhttp://en.wikipedia.org/wiki/Southwestern_Bell_Telephone_Companyhttp://en.wikipedia.org/wiki/Pacific_Bellhttp://en.wikipedia.org/wiki/Pacific_Bellhttp://en.wikipedia.org/wiki/Ameritechhttp://en.wikipedia.org/wiki/SNEThttp://en.wikipedia.org/wiki/Nevada_Bellhttp://en.wikipedia.org/wiki/Southwestern_Bell_Corporationhttp://en.wikipedia.org/wiki/Southwestern_Bell_Telephone_Companyhttp://en.wikipedia.org/wiki/Pacific_Bellhttp://en.wikipedia.org/wiki/Ameritechhttp://en.wikipedia.org/wiki/SNEThttp://en.wikipedia.org/wiki/Nevada_Bell


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Duplicate stage.

Applied some Performance tuning techniques for optimizing the performance

of the DataStage jobs.

Designed DataStage Job Sequencer to automate the whole process of data loading.

PROJECT#2

Project Name: COLT Telecom Online Billing

Client: COLT Telecom Group, London, England, United KingdomTeam Size: 37

Environment: IBM DataStage 7.5x2, Conges, Windows 2003 Server, Unix & Oracle 10g

Description:

Colt was founded in 1992 by Jim Hynes with funds provided by Fidelity InvestmentsasCity Of London Telecommunications. The company began to construct a Telecoms network in

London. In 1993 it was awarded a license to compete with British Telecom and Cable and

Wireless in voice and data transmission. It was first listed on the London Stock Exchange in

1996. The group later expanded into Europe, building networks in major European cities over thenext 10 years. In 2001 Fidelity Investments helped the Company to raise a further 400m to

finance its future activities.

Colt specializes in providing Data, Voice and Managed Services to major enterprises,

small and medium sized businesses and wholesale customers. Colt operates a 25,000km networkthat includes Metropolitan Area Networks (MANs) in 34 major European cities with direct fiber

connections into 16,000 buildings and 19 Colt Data Centers as well as connecting a further 85

cities includingNew York, Boston,NewarkandChicago in the USA.

Colt has operations in the following countries: Germany, United Kingdom, France,

Spain,Italy, Switzerland,The Netherlands,Belgium, Austria, Sweden, USA, Denmark,Norway,

Portugal, Ireland, and Finland. The Company is headquartered in Luxembourg, but its main

centre of operations is based in theUnited Kingdom.

Responsibilities:

Extracted data from various sources like Oracle, Flat file.

Created Reusable Transformations using Shared Containers.

Customized Data stage applications, Managed Data Stage Jobs and Job Sequences.

Used Row generator and Peek stage while testing the job designs.

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http://en.wikipedia.org/wiki/James_P._Hyneshttp://en.wikipedia.org/wiki/Fidelity_Investmentshttp://en.wikipedia.org/wiki/Fidelity_Investmentshttp://en.wikipedia.org/wiki/City_of_Londonhttp://en.wikipedia.org/wiki/British_Telecomhttp://en.wikipedia.org/wiki/British_Telecomhttp://en.wikipedia.org/wiki/Cable_and_Wirelesshttp://en.wikipedia.org/wiki/Cable_and_Wirelesshttp://en.wikipedia.org/wiki/London_Stock_Exchangehttp://en.wikipedia.org/wiki/Fidelity_Investmentshttp://en.wikipedia.org/wiki/Data_(computing)http://en.wikipedia.org/wiki/Telephonyhttp://en.wikipedia.org/wiki/Managed_serviceshttp://en.wikipedia.org/wiki/Metropolitan_area_networkhttp://en.wikipedia.org/wiki/Optical_fiber_cablehttp://en.wikipedia.org/wiki/Data_centerhttp://en.wikipedia.org/wiki/Data_centerhttp://en.wikipedia.org/wiki/New_Yorkhttp://en.wikipedia.org/wiki/Bostonhttp://en.wikipedia.org/wiki/Newark,_New_Jerseyhttp://en.wikipedia.org/wiki/Chicagohttp://en.wikipedia.org/wiki/Chicagohttp://en.wikipedia.org/wiki/Germanyhttp://en.wikipedia.org/wiki/United_Kingdomhttp://en.wikipedia.org/wiki/Francehttp://en.wikipedia.org/wiki/Francehttp://en.wikipedia.org/wiki/Spainhttp://en.wikipedia.org/wiki/Italyhttp://en.wikipedia.org/wiki/Italyhttp://en.wikipedia.org/wiki/Switzerlandhttp://en.wikipedia.org/wiki/Switzerlandhttp://en.wikipedia.org/wiki/The_Netherlandshttp://en.wikipedia.org/wiki/The_Netherlandshttp://en.wikipedia.org/wiki/The_Netherlandshttp://en.wikipedia.org/wiki/Belgiumhttp://en.wikipedia.org/wiki/Belgiumhttp://en.wikipedia.org/wiki/Austriahttp://en.wikipedia.org/wiki/Swedenhttp://en.wikipedia.org/wiki/United_Stateshttp://en.wikipedia.org/wiki/Denmarkhttp://en.wikipedia.org/wiki/Norwayhttp://en.wikipedia.org/wiki/Portugalhttp://en.wikipedia.org/wiki/Irelandhttp://en.wikipedia.org/wiki/Finlandhttp://en.wikipedia.org/wiki/Luxembourghttp://en.wikipedia.org/wiki/Luxembourghttp://en.wikipedia.org/wiki/United_Kingdomhttp://en.wikipedia.org/wiki/United_Kingdomhttp://en.wikipedia.org/wiki/James_P._Hyneshttp://en.wikipedia.org/wiki/Fidelity_Investmentshttp://en.wikipedia.org/wiki/City_of_Londonhttp://en.wikipedia.org/wiki/British_Telecomhttp://en.wikipedia.org/wiki/Cable_and_Wirelesshttp://en.wikipedia.org/wiki/Cable_and_Wirelesshttp://en.wikipedia.org/wiki/London_Stock_Exchangehttp://en.wikipedia.org/wiki/Fidelity_Investmentshttp://en.wikipedia.org/wiki/Data_(computing)http://en.wikipedia.org/wiki/Telephonyhttp://en.wikipedia.org/wiki/Managed_serviceshttp://en.wikipedia.org/wiki/Metropolitan_area_networkhttp://en.wikipedia.org/wiki/Optical_fiber_cablehttp://en.wikipedia.org/wiki/Data_centerhttp://en.wikipedia.org/wiki/New_Yorkhttp://en.wikipedia.org/wiki/Bostonhttp://en.wikipedia.org/wiki/Newark,_New_Jerseyhttp://en.wikipedia.org/wiki/Chicagohttp://en.wikipedia.org/wiki/Germanyhttp://en.wikipedia.org/wiki/United_Kingdomhttp://en.wikipedia.org/wiki/Francehttp://en.wikipedia.org/wiki/Spainhttp://en.wikipedia.org/wiki/Italyhttp://en.wikipedia.org/wiki/Switzerlandhttp://en.wikipedia.org/wiki/The_Netherlandshttp://en.wikipedia.org/wiki/Belgiumhttp://en.wikipedia.org/wiki/Austriahttp://en.wikipedia.org/wiki/Swedenhttp://en.wikipedia.org/wiki/United_Stateshttp://en.wikipedia.org/wiki/Denmarkhttp://en.wikipedia.org/wiki/Norwayhttp://en.wikipedia.org/wiki/Portugalhttp://en.wikipedia.org/wiki/Irelandhttp://en.wikipedia.org/wiki/Finlandhttp://en.wikipedia.org/wiki/Luxembourghttp://en.wikipedia.org/wiki/United_Kingdom


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Involved in Peer review of the DS Job Designs.

Worked with Local and Shared Containers.

Used Row generator and Peek stage while testing the job designs

Written Custom Routines to satisfy the customer requirements

PROJECT#3

PROJECT#1

Project Name : EDW for VIVO Telecom.Client : VIVO Telecom, Brazil.

Role : Data Stage Developer.Team Size : 8

Environment : Accentual DataStage7.5x2, Busin Objects, Oracle, and UNIX.

Description:

Vivo Telecom is one of the largest Telecomunication companies in and it is controlled bythe groups Portugal Telecom and Telefonica, is the mobile. Telecommunication Company that

offers best quality in phone call according to anatal.

The qualities that differentiate vivo from its competitors include the search for excellencein its services as well as in its relationship with customer, a large portfolio of services, especially

innovative services of voice and data transmission, like access to mobile broadband internet,

video transmission and other on-line communication formats

This project involves Data Warehouse Development with integrated Data Marts spanning

VIVO Core Enterprise Business processes to leverage trends and patterns hidden in the histaricalinformation on customers, service demand and revenue. By using this project the help of multi

dimensional analysis feature.

This project is mainly divided into three categories. Data modeling, data extractiontransformation loading, report generation. My part is to implement the data acquisition process.

In the present Data Warehouse we have around 25 dimension and fact tables.

After loading the data into warehouse system data will be loaded into various data marts.

The warehouse data again classified into four subject areas. Those are customers, usage,revenue, subscription.

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Responsibilities:

Understanding the client requirements by studying functional documents.

Implemented many transformation activities in DataStage

Used DS Designer, DS Manager, DS Director Client components.

Involved in Peer review of the DS Job Designs

Performed in Unit Testing of the job designs based on the test script document

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