1. RAJESH DHEETI Mobile: +91-9908017977
Availability: Immediate E-Mail: rajesh.etl2011@gmail.com
Objective:
To establish a long term professional relationship with a firm where there is scope for organisational
development and individual growth.
Professional Summary:
Having 4+ years of experience in design and development of Extraction Transformation and Loading
(ETL) methodology for supporting data transformations and processing in a corporate wide ETL
Solutions using Informatica Power Center
Experience in extraction, transformation and loading of data directly from different source systems
like Oracle, Teradata and flat files.
Experience on Informatica Workflow Manager tools like Task developer, Workflow Designer
and Work let
Experience in Performance Tuning the mappings and involved in source code review
Working experience with mappings using different transformation logics like Expression,
Lookup, Sorter, Filter, Router, Aggregator, Joiner, Update Strategy, and Sequence generator
Extensively worked with implementation of the Star schema model, Snow-Flake model.
Preparing the Deployment Check list for code movements
Good work Experience in SQL,Teradata and UNIX commands
Involved in knowledge sharing, knowledge transfer to the new members of the project & Preparation of
knowledge transfer documents
Technical Skills:
ETL Tools : Informatica Power Centre 9.1/8.6
Databases : Oracle 10g, Teradata V14
Supporting Tools : Toad, Putty and Winscp
Operating Systems : UNIX and Windows 2000/XP, 7.
Scheduling Tool : Control- M V8
Educational Qualification:
B.Tech in ECE from Nalla Malla Reddy Engineering college,Hyderabad affiliated to
JNTU, Hyderabad -2011
Diploma in ECE from Govt.Polytechnic College,Warangal,Telangana-2008
Work Experience:
Worked as ETL Developer at Dell International Services India Pvt ltd, Hyderabad
From August 2015 to January 2016
Worked as Software Engineer at TCS Bangalore From April-2013 to June-2015
Worked as Associate Software Engineer at Tech Mahindra, Hyderabad from June-2011 to March 2013
PROJECTS HANDLED:
Project # 1
Project Title : Dell Print (Phase-I)
Client : Dell International Services India Pvt Ltd
Duration : 6 months
Environment : Informatica 9.1, Oracle and Teradata
Role : ETL Developer
2. Project Description:
Dell Print, a Dell program, takes an end-to-end approach to define and deploy processes needed across
businesses within Dell. Dell Prints aims at delivering the blueprint for the future by adapting industry standards
and IT tools across the business and standardizing and simplifying the processes to allow room for agility,
growth and better collaboration.
Roles and Responsibilities:
Created Mappings according to client requirements and Technical document
Designed and developed mappings using various transformations like expressions, aggregators,
filters, joiner, filter, router, union, lookup to ensure movement of the data.
Developed and documented Data Mappings/Transformations, and Informatica sessions as per the
business requirement
Implemented CDC for some of the Dimensions using Mapping Variable
Extensive analysis on existing legacy processes and arrive at the impact analysis for any proposed
modifications
Impact analysis on existing database objects for proposed changes in the database
Analysis of legacy jobs for redundancy
Development of new workflows in Informatica to facilitate retiral of existing databases and
corresponding jobs
Performed data refreshment from PROD to DEV/SIT environment using script
Prepared Unit test cases, Instructions while doing the existing code changes
Involved in end to end test to obtain the UAT sign off
Prepared Analysis reports on Table/View usage using Pivot charts.
Involved in Impact Analysis on EBI when the upstream/downstream do the code changes
Identify the control-M jobs related to Macro code changes and monitoring the Jobs post deployment
Extensively worked in Agile Process.
Assisted with DBA, QE and Support teams at the time of code deployment to the production.
Project # 2
Project Title : American Segmental Bridge Institute (ASBI)
Client : Berlex Laboratoires, USA
Duration : 12 months
Environment : Informatica 9.1, Oracle
Role : Developer
Project Description:
Berlex Laboratories is a highly diversified health care company that discovers, develops, manufactures and
markets products and services. Berlex products fall under four principal business areas: Pharmaceutical
Products, Hospital Products, Diagnostic Products and Nutritional Product. This project involves building of a
Data Warehouse solution to meet the various requirements of Berlex Pharmaceuticals Sales depots, which are
located across the country. The basic requirements for Berlex Pharmaceuticals with respect to sales and
distribution are
• Stock availability across location and products
• Inventory Management
• Order Management
3. Roles and Responsibilities:
Created Source to Target mapping sheet.
Created mappings,sessions,workflows , worklets,email tasks and command Tasks
Developed different mappings by using different Transformations like Filter,Expression,Aggregator,
Lookup, update Strategy, Joiner, Router etc to load the data into staging tables and then to target.
Worked extensively on Oracle database 10g and flat files as data sources.
Developed and fine-tuned SQL to increase the performance.
Implemented Type-II Slowly Changing Dimention (SCD)
Used Fast load utility of Teradata.
Developed UNIX shell scripts to automate applications, Schedule the jobs, and develop interfaces.
Performed integrated testing for various mappings developed by team members. Tested the data and
data integrity among various sources and targets.
Involved in internal code review
Prepared Unit Test Case Documents.
Involved in Knowledge sharing and knowledge transfer to the QA and support team.
Project #3
Project Title : Sales and Marketing Data Warehouse
Client : E-Mark Electronics, Malaysia
Duration : 12 months
Environment : Informatica 9.1, Oracle 10g.
Role : Developer
Project Description:
E-Mark Electronics is one of the Malaysia’s leading distributor of electronic equipments and a
major producer of specialty Electronics products. This Project involves the creation of a Data Warehouse for
the Sales Reporting System. Data from Operational Source System is extracted, transformed and loaded into
data warehouse Using Informatica. The reports are being generated in Cogno’s EP 7 Series to study the Sales
Analysis System.
Roles and Responsibilities:
Created ETL mappings using Informatica Power Center to move Data from multiple sources like
Flat files, Oracle into a common target area such as Staging, Data Warehouse.
Involved in source code review for the mappings created by my team members.
Prepared deployment document and assisted to deployment team while migration.
Used Workflow Manager for Creating, Validating, Testing and running the sequential and
concurrent Sessions and scheduling them to run at specified time.
Creating Unit test cases for the Informatica mappings.
Involved in Unit testing for the mappings developed by myself.
Developed different mappings by using different Transformations like Aggregator, Lookup,
Expression, update Strategy, Joiner, Router etc to load the data into staging tables and then to
target.
Involved in performance tuning by optimizing the sources, targets, mappings and sessions.
Used SQL tools like TOAD to run SQL queries and validate the data loaded into the target tables.
4. Project # 4:
Project Title : CSM Data Mart
Client : Chartered Semi Conductor Manufacturing
Duration : 10months
Environment : Informatica 8.6, Oracle 10g, UNIX
Role : Developer
Project Description:
Chartered Semi conductor Manufacturing Company is one of the world’s top dedicated semi conductor
manufacturing company which provides innovative solutions for manufacturing ICs that power today’s
consumer communications and computing products. This project is aimed to reduce the manufacturing cost and
improve the sales by identifying the key factors like the total sales revenue on a monthly and quarterly basis on
the region and sales amount. The decision support system is focused on analyzing the entire business process
in order to provide critical information like daily revenue, total sales, goals information on employees and new
plans to company for developing business intelligences system based on B.Os and information products.
Roles and Responsibilities:
Developed the ETL Mappings, Sessions, and Workflows using Informatica Power centre.
Extracted the data from different source database files/Flat Files and loaded into the Flat Files/Oracle
database etc.
Extensively worked on most of the transformations to meet the requirement.
Documenting the mapping process and methodology used to facilitate future development.
Monitoring the jobs using Informatica Workflow Monitor.
Analyzed business requirements, performed source system analysis, prepared technical design
document and source to target data mapping documents.
Involving in Performance Tuning.
Preparation of documents as required by Quality Standards.
Responsible for the incremental enhancements and maintenance of various modules in the project
Resolving queries and ensures delivery on-time.
5. Project # 5:
Project Name : ACM BIDW
Client : Access Media 3, USA
Duration : 10 months
Environment : Informatica 8.6, Oracle,
Role : Developer
Project Description:
Access Media3 is a provider of High Speed Internet, Television and to multi-tenant residential
properties across the US. To tracks each and every transaction made by its customers, mostly small
and midsized businesses. Each call, text message and email generates data XO uses to set pricing rates,
maximize billing revenue, and find the most efficient way to route traffic over its network. We
providing data ware house solution for senior management to see status of business.
Roles and Responsibilities:
Study and analysis of the mapping document indicating the source tables, transformations required
business rules to be applied, target tables, columns.
Workflow Manager used for creating and maintaining the Sessions. Workflow Monitor also used to
monitor, edits, and schedule the session.
Involved in preparation of Unit test cases.
Extensively worked in the performance tuning of transformations, sources, sessions, mappings and
targets.
6. Project # 5:
Project Name : ACM BIDW
Client : Access Media 3, USA
Duration : 10 months
Environment : Informatica 8.6, Oracle,
Role : Developer
Project Description:
Access Media3 is a provider of High Speed Internet, Television and to multi-tenant residential
properties across the US. To tracks each and every transaction made by its customers, mostly small
and midsized businesses. Each call, text message and email generates data XO uses to set pricing rates,
maximize billing revenue, and find the most efficient way to route traffic over its network. We
providing data ware house solution for senior management to see status of business.
Roles and Responsibilities:
Study and analysis of the mapping document indicating the source tables, transformations required
business rules to be applied, target tables, columns.
Workflow Manager used for creating and maintaining the Sessions. Workflow Monitor also used to
monitor, edits, and schedule the session.
Involved in preparation of Unit test cases.
Extensively worked in the performance tuning of transformations, sources, sessions, mappings and
targets.