Madhavalu V.

Expert Data Engineer with extensive experience in data warehousing tools and reporting tools

Visakhapatnam , India

Experience: 9 Years

Timezones: CDT | CST | EDT | GST | HKT | IST | SGT

Willing to travel to client location: yes

Part Time - Available Immediate

$1 Million Liability Insurance Safe way to hire a developer
Part Time - 25 hrs/week


Finder Fee

One month pay or $6,400.00

Intro Video

About Me

  • Extensive experience in Data Warehousing with good knowledge on ETL tools Informatica Power Center and code based ETL using Teradata Stored Procedure and BTEQ
  • Extensive Experience in writing Teradata Stored Procedures, TPT, BTEQ, FLOAD, MLOAD scripts etc.
  • Experience in implementation of Marketing Data mart.
  • Specialized in a variety of SAS Techniques and ETL tools and well versed with the Build and Deployment automation process.
  • Extensive experience in Production Support.
  • Experience in creating Tableau Dashboards and publish the data quality reports to Business Team

Portfolio Projects

Consultative Analytics Platform


Responsible in gathering Business requirements and create a mapping document to analyze how the metrics can be derived

Create Features and User Stories in Rally to define the work identified

Create Extract queries to pull data

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Report Rationalization and Automation


  • Identify reports with a high percentage of common fields
  • Identify reports with common business definitions, review actual reports and consolidate similar reports
  • Migrate from non-strategic sources to strategic sources

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Enterprise Data Quality


  • Involved in Project Designing and preparing mapping documents
  • Analyzed source data for cleansing and applying business rules using Teradata SP
  • Performed Unit testing the code for functionality and integrity

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Marketing Data Mart ( MRKDM)


  • Responsible in gathering Business requirements and mapping them into Staples proprietary ETL techniques and Data modeling techniques and propose client an effective Enterprise data warehouse and Enterprise Operational data store solution u

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Claims Data Mart (CDM)




  • Requirements gathering at client location and Business Analysis in support of Data Warehousing efforts.
  • Designed ETL specification documents.
  • Created Tables, Keys (Primary, Secondary, PP..) and indexes in the Teradata

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Delphi Intelligent System




  • Extensively used Informatica Transformations, which includes Union, Look Up, Rank, Aggregator, Filter, Router, Joiner, Sequence Generator, Update Strategy, Stored procedure, and Expression
  • Made substantial contributions in simpl

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Accenture India Private Limited Chennai

Application Development Specialist

2018/02 - 2019/04


As an Application Development Specialist,

I closely work with the Business team to gather requirements, work with Architects and end users.

Later create Features and User Stories to define the work identified.

Responsible i

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HCL Infosystem Chennai

Senior Technical Analyst

2014/11 - 2018/02


As a Senior Technical Analyst,

I was responsible in writing Techincal Design Document based on Business Use cases.

Get Design Documents signed off from Business and Architects.

Responsible in delivering the Application end

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NTT Data UK, Bangalore & Chennai

Senior Software Developer

2011/01 - 2014/11


As a senoir developer,

I was responsible in creating High level and Technical Design documents using the Business Specification document. Have also created Data Models & STM.

Responsible in creating ETL frameworks, reusable logics 

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Hexaware Technologies Ltd Chennai

Associate Developer

2010/02 - 2011/01


As an Associate Developer,

Responsible for converting Technical specs into Code.

Involved in database development in Oracle environment (stored procedure, functions, and triggers).




Sriram Engineering College India

Bachelor of Engineering (BEng, BE, BSE, BESc, BSEng, BASc, BTech, BSc(Eng), AMIE,GradIETE)

2005 - 2009

US work

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Do you or will you require sonsorship for a US employment visa (e.g. H-1B) ?


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Preferred Language

  • english - Conversational

Available Timezones

  • CDT

  • CST

  • EDT

  • GST

  • HKT

  • IST

  • SGT



I like to travel a lot. I often go to trekking and some off-drives.



Have won ACE award for leading a team and succesfully implementing the Marketing Data Mart

Have won many star performace awards for deliveries.

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