Rajnish Kumar has over 7 years of experience in the IT industry as a Team Lead and Senior Software Engineer. He has extensive experience with ETL tools like DataStage and databases like Teradata, Oracle, and DB2. Some of his project experiences include developing ETL processes and data warehouses for clients in telecom and banking industries. He has technical skills in areas like data warehousing, ETL, SQL, shell scripting, and UNIX.

1. RAJNISH KUMAR
House No : 32, 2nd
Floor, 4th
Cross
Kodihalli, Bangalore - 560008
Mobile: +91-9999038690 / 7204880618
rajnishkumar.op@gmail.com
rajnishkumar@mail.com
CAREER OBJECTIVE:
Is to be able to put my technical and analytical skills into practice and to upgrade these skills
continuously, keeping in mind the latest trends in technology and to set superior standards of
performance by innovative and positive thinking.
EXPERIENCE SUMMARY:
I have a total experience of 7.4 years in IT industry. Currently working as Team Lead in Accenture,
Data Warehousing Team.
CORE EXPERTISE:
6 Months client facing experience Mobily-Riyadh, Saudi Arabia, I was the first joiner of the
project, started the project by understanding the project without any KT from old vendor/Client, after
clear understanding of project build the team in India and started working from India.
Strong in ETL concepts and have Worked extensively in the ETL tools – Data stage, Teradata,
Shell Scripting and well versed with Data warehousing skills Banking and Telecom knowledge.
The experience involves Requirement gathering, Design, Development, analysis, resolution, testing and
implementation, the complete process of System Life Cycle.
STRENGTHS:
 Hands on experience in Development of Data Stage parallel jobs for different Teradata, Oracle
and DB2-Business Intelligence projects.
 Excellent expertise includes Extraction, Transformation & Loading of Data (Information
Management) using Data stage, Shell Scripting, Teradata, Oracle and DB2.
 Having strong knowledge on extracting data from legacy systems / OLTP to stage and then to
Cleanse, Process and Loading into Data Marts and Data Warehouse.
 Hands on experience in Tuning Data Stage Jobs by identifying and resolving performance
issues in Parallel Jobs.
 Hands on experience in Tuning SQL query by identifying and resolving performance issues.
 Hands on experience in execution support and SIT, UAT, Production support.
 Hands on experience in SIT and UAT defects fixing.
 Worked on Parallel jobs involving different stages like Transformer, Lookup, Join, Merge,
Remove duplicates, Funnel, Filter, Peek, Dataset and Sort stages.
 Worked on Teradata TPT involving different loading mechanism like FastLoad, MultiLoad,
Tpump using Datastage’s Teradata connector Stage.
 Worked on a variety of database stages like Oracle enterprise, Oracle connector, Teradata
enterprise, DB2 Enterprise, DB2 Connector stages.
 Extensive experience in development of UNIX Shell scripts.
 Experience in concepts of database partitioning, Range-portioning and indexes.
 Client Engagement and Business Requirement Analysis.
 Abilities of efficiently tuning & optimizing SQL scripts and Datastage jobs.
 Knowledge of Telecom domain, billing Module and Revenue systems.
 Knowledge of Banking domain, CASA and Deposit.

2.  Exposed to various segments of Data warehouses like Data Mart, Data Mining, Decision
Support Services (DSS), Online Analytical Processing (OLAP), Relational, Star Schema,
Snowflake Schema and Multidimensional database designs
 Exposure to various IBM-Rational tools like Clearcase and Clear Quest.
PROFESSIONAL CERTIFICATION:
 IBM Certified Solution Developer - InfoSphere DataStage v8.5
 Teradata 12 Certified Professional
EDUCATIONAL QUALIFICATION:
Course Board/University Percentage
MCA Visvesvaraya Technological University 71.25%
B Sc SikkimManipalUniversity 74.89%
B.Com RanchiUniversity 60.75%
12th BIEC 55.44%
10th BSEB 41.71%
TECHNICAL EXPERTISE
 ETL Tool :Ascential DataStage Enterprise Edition 7.5,
IBM-Data StageVersion 8.5.
 RDBMS :Teradata DB2 and Oracle.
 Data Base Tools : AQT, Toad, Control Center.
 Scheduling Tools : Tivoli and Autosys
 Programming Language : Shell Script, SQL and PL/SQL
 Operating System : Basics of UNIX and WINDOWS.
 Concepts : Data-Warehousing and Business Intelligence.
PROFESSIONAL EXPERIENCE
Has 7.4 years of experience in the IT industry.
Organization Designation Duration
Accenture Services Pvt. Ltd. Team Lead (27/12/2012)-Till
Date
Wipro Technologies Senior Software Engineer (11/04/2011)-
(24/12/2012)
IBM India Pvt. Ltd. Application Developer (29/10/2008)-
(04/04/2011)
PROJECTS UNDERTAKEN:
3.Project Name EDH – Enterprise Data Hold
Client Mobily-Riyadh
Role Senior Developer/Team Lead
Job Location Riyadh, Saudi Arabia / Bangalore, India
Organization Accenture Services Pvt. Ltd.
Duration 03/2015 – Till Date
Team Size 50 Technology Data Warehousing
Environment Datastage, Oracel, Teradata and UNIX Shell Scripting

3. Project Description
Description of Client: Mobily is the trade name launched in May 2005[2] by Saudi Arabia's
second Telecommunications Company, Etihad-Etisalat consortium. The company, as the winning
bidder for Saudi Arabia's second GSM license in 2004, provides mobile telecom services nationwide,
breaking Saudi Telecom's monopoly in the wireless business. The company launched 3.5G services on
27 June 2006 and 4G services on 13 September 2011.
Description of Project:
1. EDH project is worked based on ETL concept. It Extract data from different types of source
system Transform the data according to business requirement and load/write it to target
system Database/File system. Currently it is not creating any DWH.
2. Currently we are working on the approach where the transformed data will be load into
centralized holding area called EDH(Enterprise Data Hold) and this holding area will be
used by the all target system to extract the required data.
My responsibilities included:
 Requirements: Requirement analysis, system study and creation of technical & functional
specifications for the application to be developed.
 Analysis: Impact Analysis of business requirements, projects and service requests.
 Design: Preparing Application Design Documents for Jobs and their reviews.
 Coding: Extracting data from different ODS systems and loading into the DSS data
warehouse using Datastage ETL tool. Here extraction of data is done through datastage jobs
where data in the form of Teradata Database tables. Then to apply business logic
transformation and finally loading data into Teradata database where users have access to
tables to fetch information. Writing complex SQL queries and tuning of the application flow.
Implementing Dimensional Modeling using Star Schema to build Fact and Dimension
tables.
 Unit Testing
 SIT support, PreProd Testing Support, UAT support and PAT support.
1.Project Name ABI
Client ABInBEV
Role Senior Developer
Job Location Mumbai, India
Organization Accenture Services Pvt. Ltd.
Duration 09/2019 – 02/2015
Team Size 20 Technology Data Warehousing
Environment Datastage, Teradata and UNIX Shell Scripting
Project Description
The Enterprise Data Warehouse (EDW) Transformation Program focuses on populating Oracle
10g source system data into the new EDW data model, and delivering a number of business-critical
reports and down-stream feeds. The Enterprise Data Warehouse layer provides a shared, cross-
functional store of subject-oriented data, based on a relational data model which is application-neutral.

4. It is designed to support historical trend analysis and decision support reporting. The data is integrated
across subject areas spanning the whole enterprise. It is normalized and highly detailed.
My responsibilities included:
 Document current process and solution workflows for both current and proposed state for
existing and future reporting requirement.
 Make sure that all source data is available and can be collected.
 Document the infrastructure requirements, hardware and software.
 Document detailed User requirements for reporting and ad-hoc analysis.
 Document detailed security requirements for accessing the data.
 Analyze the source system and data feeds.
 Develop feeds, extract and determine missing data.
 Create physical structure of the staging area, data warehouse and data marts.
 Create physical structure of staging area, data warehouse and data marts.
 Develop the (Extract, Transformation, Load) ETL code to extract, load and transform the
source data.
 Perform analysis against new physical structure to ensure all necessary levels of reporting,
analysis and other needs are met.
 Establish ETL mapping, program, or scripts to handle extract/transformations and loads for
new information, new feeds and aggregations.
 Perform data loads of new mappings into new structure.
 Test data load at various intervals to ensure appropriate loads.
2.Project Name EDI-Enterprise Data Integration
Client RBS-Citizens Bank
Role Senior Developer
Job Location Gurgaon, India
Organization Accenture Services Pvt. Ltd.
Duration 12/2012 – 08/2014
Team Size 30 Technology Data Warehousing
Environment Datastage, Teradata and UNIX Shell Scripting
Project Description
Description of Client: Client is an International financial conglomerate with operations in
consumer, corporate, investment banking and insurance. Citizens Bank is one of the Big Bank in U.S.A.
that offers a full range of financial services, products to serve the needs of small and large corporations,
governments, and institutional and individual investors.
Description of Project: EDI is an electronic data warehousing project of RBS-Citizens Bank that
aims at standardizing platforms source system in which RBS-Citizens Bank or its vendor is operating.
Also this enables easy access to data required by various reporting applications.

5. My responsibilities included:
 Requirements: Requirement analysis, system study and creation of technical & functional
specifications for the application to be developed.
 Analysis: Impact Analysis of business requirements, projects and service requests.
 Design: Preparing Application Design Documents for Jobs and their reviews.
 Coding: Extracting data from different ODS systems and loading into the DSS data
warehouse using Datastage ETL tool. Here extraction of data is done through datastage jobs
where data in the form of Teradata Database tables. Then to apply business logic
transformation and finally loading data into Teradata database where users have access to
tables to fetch information. Writing complex SQL queries and tuning of the application flow.
Implementing Dimensional Modeling using Star Schema to build Fact and Dimension
tables.
 Unit Testing: Excellent testing capabilities, performs extensive regression testing of the
application to ensure <30 defect deliveries and an Extra Miler.
 Knowledge Transfer: Mentoring and training new team members regarding project
requirements and infrastructure related activities.
3.Project Name Genesis
Client Citi Bank
Role Senior Developer
Job Location Noida, India
Organization Wipro Technologies
Duration 04/2011 – Till Date
Team Size 50 Technology Data Warehousing
Environment Datastage, Teradata and UNIX Shell Scripting
Project Description
Description of Client: Client is an International financial conglomerate with operations in
consumer, corporate, investment banking and insurance. Citibank is one of the Big Four Banks of
U.S.A. that offers a full range of financial services, products to serve the needs of small and large
corporations, governments, and institutional and individual investors.
Description of Project:Genesis is an electronic data warehousing project of Citi Group that aims
at standardizing platforms across different countries in which Citibank is operating. Also this enables
easy access to data required by various reporting applications.
My responsibilities included:
 Requirements: Requirement analysis, system study and creation of technical & functional
specifications for the application to be developed.
 Analysis: Impact Analysis of business requirements, projects and service requests.
 Design: Preparing Application Design Documents for Jobs and their reviews.
 Coding: Extracting data from different ODS systems and loading into the DSS data
warehouse using Datastage ETL tool. Here extraction of data is done through datastage jobs
where data in the form of Teradata Database tables. Then to apply business logic

6. transformation and finally loading data into Teradata database where users have access to
tables to fetch information. Writing complex SQL queries and tuning of the application flow.
Implementing Dimensional Modeling using Star Schema to build Fact and Dimension
tables.
 Unit Testing: Excellent testing capabilities, performs extensive regression testing of the
application to ensure Zero defect deliveries and an Extra Miler.
 Knowledge Transfer: Mentoring and training new team members regarding project
requirements and infrastructure related activities.
4. Project Name Mobility Phase1BC
Client Bharti-Airtel
Role Application Developer
Job Location Gurgaon, India
Organization IBM India Private Limited
Duration 09/2010 -03/2011
Team Size 50 Technology Data Warehousing
Environment Datastage, DB2 and UNIX Shell Scripting
Project Description
The Enterprise Data Warehouse (EDW) Transformation Program focuses on populating source
system data into the new EDW data model, and delivering a number of business-critical reports and
down-stream feeds.
The Enterprise Data Warehouse layer provides a shared, cross-functional store of subject-oriented data,
based on a relational data model which is application-neutral. It is designed to support historical trend
analysis and decision support reporting. The data is integrated across subject areas spanning the whole
enterprise. It is normalised and highly detailed.
The core data within the enterprise data warehouse layer will broadly consist of:
 Customer data
 Service data
 Usage data
My responsibilities included:
 Requirements: Requirement analysis, system study and creation of technical & functional
specifications for the application to be developed.
 Analysis: Impact Analysis of business requirements, projects and service requests.
 Design: Preparing Application Design Documents for Jobs and their reviews.
 Coding: Extracting data from different ODS systems and loading into the DSS data
warehouse using Datastage ETL tool.
5. Project Name Competition Cell Site Tagging and CWN (Closely
Watched Numbers)
Client Bharti-Airtel
Role Application Developer
Job Location Gurgaon, India
Organization IBM India Private Limited
Duration 03/2010 -08/2010

7. Team Size 50 Technology Data Warehousing
Environment Datastage, DB2 and UNIX Shell Scripting
Project Description
In competition number tagging process information provided regarding maximum cell site
usage (Using which cell site a particular subscriber making most no of calls) inclusive of local and STD
MOU for that customer. KPI’s has been developed for analysis of closely watched airtel subscribers in
various dimensions like KPI's has been developed for business analysis like (Inactive Churn, silent
Churn, QCB (Quality Customer Base), Unique Users Etc. Basic information is taken from history tables
maintained in BI based on Source Mediation.
My responsibilities included:
 Requirements: Requirement analysis, system study and creation of technical & functional
specifications for the application to be developed.
 Analysis: Impact Analysis of business requirements, projects and service requests.
 Design: Preparing Application Design Documents for Jobs and their reviews.
 Coding: Extracting data from different ODS systems and loading into the DSS data
warehouse using Datastage ETL tool.
6. Project Name Competition Cell Site Tagging and CWN (Closely
Watched Numbers)
Client Bharti-Airtel
Role Application Developer
Job Location Gurgaon, India
Organization IBM India Private Limited
Duration 01/2009 -02/2010
Team Size 50 Technology Data Warehousing
Environment Datastage, DB2 and UNIX Shell Scripting
Project Description
Here client requirement was to integrate ACS (Audio Conferencing Services) with existing
BI Data. ACS data is coming from two streams (Mediation and FX). From mediation stream it is
coming in the form of flat files and from FX – Billing system it is coming in existing telemedia 1BC
tables. From these two streams we offered four reports ( account wise and city wise daily and
monthly reports ) which contains conference information like conference start time , conference
end time , dial in ,dial out , no of participants etc .
Roles Performed: - ETL Developer
 Development of Data stage jobs for extracting data from source and then created four
reports (account wise and city wise daily and monthly reports).
 Responsible for making Functional and Technical Designs.
My responsibilities included:
 Requirements: Requirement analysis, system study and creation of technical & functional
specifications for the application to be developed.
 Analysis: Impact Analysis of business requirements, projects and service requests.
 Design: Preparing Application Design Documents for Jobs and their reviews.

8.  Coding: Extracting data from different ODS systems and loading into the DSS data
warehouse using Datastage ETL tool.
PERSONAL DETAILS:
Name : Rajnish Kumar
Marital Status : Married
Total Software Experience : 7.4 Years
Languages : English, Hindi.
Current Company : Accenture Services Pvt. Ltd.
Email Id : rajnishkumar.op@gmail.com
Passport Availability : Yes
Location : Bangalore, India
Contact Numbers : Mobile: +91-9999038690
I declare that above-mentioned information particulars are true to the best of my knowledge
and belief. I fully understand that any information if found incorrect may lead to cancellation of my
candidature.
Place: Bangalore RAJNISH KUMAR
Date : 20-01-2016