Kothari

KiranKumar

91-7569964798Kirank.taradata@gmail.com

Summary Teradata Developer

3.2 years of Technical experience in Decision Support Systems Data Warehousing, Teradata..

Having 2.6 years of work experience on teradata database, teradata utilities like FASTLOAD, MULTILOAD, and BTEQ scripts.

Good Understanding in protection concepts like Fallback, Raids, and Journals.

Did Data Reconciliation across Source System. Extensively worked on Repository Manager, Mapping Designer, Mapplet Designer, Transformation Developer.

Strong Knowledge of Data warehousing concepts and Dimensional modelling. Highly proficient in creating transformations and mappings. Worked on mapping re-usability using Mapping Parameters and Mapping Variables. Experience in Debugging and Performance Tuning of targets, sources, mappings and sessions.

Having good knowledge in UNIX. Created Unit test cases and written unit test results.

Posses good interpersonal, leadership and communication skills. Proficient in databases including Oracle, and External sources like Files.

Excellent communication and interpersonal skills, Quick learner and good performer both in team & independent job environments.

Work Experience

Working as a Software Engineer for IBM, Hyderabad from March 2012 to till date.Academic Details

B.Tech(Computers) from JNTU , Andhra Pradesh.Technical Skills

ETL Tools:Informatica Power Center 8.6.0/7.x

Databases:Oracle 9i/8i, TERADATA V2R6, TD12.

Tools & Utilities:BTEQ, FASTLOAD, MULTILOAD, TPUMP and Query Manager.

Web Scripts:VB Script, Java Script, HTML, DHTML

Operating stems:Windows 9x/NT/2000/XP.

Professional profile

Current Project:

Client

: Avago, Finance DSORole

: ETL Developer.

Environment: Informatica Power Centre 8.6.0, Oracle 10g, Teradata V2R6, Windows 2000.

Avago Finance DSO provides daily sales out standings to its customers.The objective of this project and applications describes the functional requirements gathered for different receivable reports and build Data Marts for all metrics of Overview, AR Balance, Payments Due, Effectiveness, Payment Performance, Customer Report, and Invoice Details. Based on these metrics, they analyze their business and make the decisions to improve the business. Distributed data residing in heterogeneous data sources is consolidated into the target Teradata database. Performing some Aggregate calculation. Data Mart is developed in Star Schema Fashion consisting the Facts and Dimensions. The sources included Oracle databases. Using these Facts and Dimensions BI Team generate the various types of reports and distributed to Company Level.

Roles Performed:

Extensively worked in data Extraction, Transformation and loading from source to target system using BTEQ, FASTLOAD and MULTILOAD.

Involved writing scripts using Teradata SQL as per requirements. Developed simple & complex mappings using Informatica to load Dimension & Fact tables as per STAR schema techniques. Managed the sources like Oracle and Flat files, Excel Files.

Created Informatica mappings to build business rules to load data. Extensively worked on transformations like Filter, Aggregator, Expression, Router, Lookup, Update Strategy, Sequence generator.

Configured and ran the Debugger from within the Mapping Designer to troubleshoot the mapping before the normal run of the workflow Identified and tracked slowly Changing Dimensions.

Created and tracked efficiently Mapping Parameters and Variables.

Created Sessions and Workflows in order to maintain the integrity of the target database.

Involved in Performance tuning of the required mappings to improve the efficiency while loading the data.

Project # 2:

Client

: Asset tracking data mart, J.P.Morgan

Role

: ETL Developer.

Environment: Informatica Power Center 8.6.0/7.1.4, Oracle 9.i, SQL, Windows 2000.

JP Morgan Financial and Asset Planning, provides many banking solutions to its customers. The objective of this project and application is to design and build Data Marts for all metrics of Credit & Funding like Number of Applications received, Number of Accounts funded, Amount financed, Profitability, Yield, Life Time Loss. Based on these metrics, they analyze their business and make the decisions to improve the business. Data Mart is developed in Star Schema Fashion consisting the Facts and Dimensions. Using these Facts and Dimensions BI Team generate the various types of reports and distributed to different levels like Director Level, Group Director Level and Company Level.Roles Performed:

Analyzed the Functional Specification Document and Technical Specification Document.

Involved in Extraction, transformation, Loading and Implementation

Managed the sources like Oracle and Flat files, Excel Files.

Developed several Mappings and Mapplets using corresponding Source, Targets and Transformations.

Extensively worked on transformations like Filter, Aggregator, Expression, Router, Lookup, Update Strategy, Sequence generator, Rank.

Created reusable transformations and mapplets in the designer using transformation developer and mapplet designer tools.

Identified and tracked slowly Changing Dimensions.

Tuned several mappings for the better performance and achieved optimal performance.

Created and tracked efficiently Mapping Parameters and Variables.

Involved in Unit testing and prepared Test Case Documents.

Project # 3:

Client : Ulster Bank, Ireland

Role

: Informatica Developer.

Environment: Informatica Power Center 7.1.3, Windows NT, Oracle 8.0

Project Description:

Ulster Bank is the leading full-service provider of financial services in Ireland, offering deposit products, loans, and investments, insurance, financial planning, trusts, asset management, credit cards and cash management services. The project involved building Data Mart for their Accounts division. The sources included Oracle databases, Flat Files. The Data marts were built on Oracle. Worked with a team, on the entire ETL process and development of the data marts using Informatica PowerCenter.

Roles Performed:

Extensively worked with Repository Manager, Designer, Workflow Manager and Workflow Monitor.

Developed transformation logic and designed various Complex Mappings and Mapplets using the Designer.

Worked with the Lookup, Aggregator, Expression, Router, Filter, Update Strategy, Stored Procedure transformations.

Created reusable transformations and mapplets in the designer using transformation developer and mapplet designer tools

Used Server Manager to create database connections, sessions to run the mappings

Configured and ran the Debugger from within the Mapping Designer to troubleshoot the mapping before the normal run of the workflow.

Designed complex mappings involving target load order and constraint based loading.

Set up batches of worklets and sessions to schedule the loads at the required frequency.

Page 2 of 3