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Etl/dw/qa Tester Resume

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VA

PROFESSIONAL SUMMARY:

  • Over 7+ years of experience in Software Quality Assurance and Testing of Stand Alone, Client Server, Web Based applications (GUI), Data Warehousing and ETL Testing & Automation.
  • In depth technical knowledge and understanding of Data Warehousing, Data Validations, OLAP, SQL Server, Oracle and ETL.
  • Experienced in testing Web applications and client/server applications
  • Experienced in automated testing and used browser integration tools like Selenium
  • Developed and executed test scripts through automation tools.
  • Working knowledge on Xpath to identify web elements in UI and maintained test scripts
  • Experienced in DW projects ETL testing against DW testing with Ab Initio tools.
  • Good Knowledge on Business intelligence, OLAP, Dimensional modeling, Star and Snowflake schema, extraction, transformation and loading (ETL) process
  • Strong technical Knowledge of UNIX Utilities, automate process.
  • Ability to develop complicated SQL script for Data validation testing by running SQL script, procedures.
  • Knowledge of and ability to apply a wide range of software test engineering concepts: testing principles (Testing Methodology) and concepts, building a test environment, tracking defects n Quality Center
  • Expert in review and analyze requirements, use cases, technical specifications and database designs.
  • Expert in Develop Master Test Plans, Test Designs, Test estimations, Specifications, Test Cases, Test Scenarios, Requirement traceability matrix, Test closure summary and Production checkout documents.
  • Maintained QA documentation in sharepoint site.
  • Experienced in documenting defects, generate defect and test progress graphs with overall test summary/closure summary document.
  • Well versed with various types Software Development methodologies - Waterfall, Agile, Iterative and extreme Programming.
  • Experience in Software QA and Testing Methodologies, verification and validations in all phases of the SDLC.
  • Excellent Technical, Interpersonal and solid communication skills with the ability to interact with end-users and managers and Experience in requirement gathering and End-users

TECHNICAL SKILLS:

Database: Oracle 11g/10g/9i,sybase 12.5, SQL Server 2005/2008/7.0 , IBM DB2, Teradata V2R6

Change Mgt Tools: Quality Center 11/10/9.2, Test Director 8.0, Rational Clearquest,TFS

Data Warehouse Tools: Ab Initio, Informatica

Test Automation Tools: Quick Test Pro 8.2/8.0, Selenium

Performance Tools: Loadrunner, Performance Center

BI Tools: Cognos 8.0 Series & Business Objects XIR3

Languages: PL/SQL, T-SQL, SQL,, Shell Scripting

Office Tools: MS Office Suite, MS Project, Microsoft Sharepoint

Operating System: UNIX, LINUX, Windows, MS-DOS

Rational Tools: Requisitepro, Clearcase, Clearquest 7.1, Manual Tester

Tools: TOAD 11.6, Win SQL,SSIS,SSMS, Teradata SQL Assistant, Bugzilla, JIRA,TFS,Rally

Web Technologies: XML, HTML, JavaScript, Xpath, VBScript

PROFESSIONAL EXPERIENCE:

Confidential, VA

ETL/DW/QA Tester

Responsibilities:

  • Responsible for testing packages using SSIS to verify data completeness, data transformation, data quality, integration testing, UAT & regression testing.
  • Developed regression test scripts for the application and Involved in metrics gathering, analysis and reporting
  • Developed SQL scripts to perform END to END testing as part of Integration.
  • Involved as part of Support team for Prod Defects & tested several cleanup scripts
  • Developed several mockup files for all subject areas as part of Integration & END to END.
  • Developed test files, scenarios SQL Scripts and performed Smoke Test along with documentation.
  • Developed Test Cases & Executed them using SSMS & Reported bugs and tracked defects using Rally &
  • Analyzed the Functional requirements using Scenarios.
  • Developed several SQL test cases both positive & Negative test scenarios to verify data Extraction, Error handling & loading from STG to DBO & Reports.
  • Involved in UI Front End Application Testing for several client’s data.
  • Performed backend to frontend testing & loaded several data files across STG to DBO as part of END to END.
  • Involved in extensive DATA validation using SQL queries and backend testing
  • Developed files, SQL Scripts to Performed Regression testing & Smoke Test.
  • Wrote Test Strategy/ Test Script/Test Plan and Test Cases, Reported Bugs and Tracked Defects using TFS, Rally.
  • Worked in an Agile technology with Scrum
  • Worked closely with business analyst and developers in setting up test data for QA/UAT Environments
  • Created and executed test cases for jobs to upload master data to repository.
  • Writing complex SQL queries for data validation for verifying the SSIS Packages and business Rules & Transformations.
  • Involved as part of Integration testing across multiple subject areas.
  • Created Test scripts for Smoke & Sanity testing.
  • Involved in Sprint planning & Grooming for releases.
  • Prepared various test documents for ETL & END to END process.
  • Document and publish test results, troubleshoot and escalate issues

Environment: Quality Center, Agile/Scrum, SSMS, SSIS, SQL Server, MS PowerPoint, MS Excel, MS Word, MS-Visio 2007, MS Access, Rally, TFS

Confidential, Rockville, MD

QA/Data Warehouse Tester

Responsibilities:

  • Involved in understanding Requirement Documents.
  • Wrote Test Plan, Test Strategy, Test Script, and Test Cases. Reported bugs and tracked defects using Quality Center
  • Tested several complex reports generated by Cognos including Dashboard, Summary Reports, Master Detail, Drill Down and Score Cards
  • Worked in an Agile technology with Scrum
  • Worked with business analyst and developers in setting up test data
  • Involved in requirements analysis by interacting with analysts for the creation of Data marts using Informatica.
  • Extensively used Informatica power center for extraction, transformation and loading process.
  • Writing complex SQL queries for data validation for verifying the Mviews, Reports.
  • Involved in extensive DATA validation using SQL queries and backend testing
  • Involved in testing the Cognos reports by writing complex SQL queries.
  • Strong ability in developing advanced SQL queries to extract, manipulate, and/or calculate information to fulfill data and reporting requirements including identifying the tables and columns from which data is extracted
  • As a Test lead participated in Automation/UI & backend coverage meetings to develop front end and backend test scenarios, Test cases
  • Created Test Plan, Test scripts for system validation and user acceptance testing (UAT)
  • Worked with Automation tool Jenkins.
  • Involved in Test scripts migration from Loadrunner to Performance Center.
  • Tested ad hoc and standard reports for Cognos.
  • Tested several dashboards and deployed them across the organization to monitor the performance
  • Performed Input Validations, User Interface Validations, Browser Compatibility testing and Navigation testing.
  • Used Selenium as browser integration tool for testing
  • Developed test scripts to automate process of testing through Selenium WebDriver
  • Executed automated Selenium scripts and reproduced failures manually
  • Worked on xpath to find web elements

Environment: Informatica Power center, TOAD 11.6, HP ALM Quality Center 11.0, Agile/Scrum, SQL Developer 3.1, Oracle 11g, IBM DB2, MS PowerPoint, MS Excel, MS Word, MS-Visio 2007, MS Access, Jenkins, Loadrunner, Performance Center,Selenium,eclipse, JIRA,DOORS

Confidential, Richmond, VA

ETL Developer/tester

Responsibilities:

  • Involved in understanding Logical and Physical Data model using Erwin Tool
  • Prepared the guides for UAT & Production readiness for entire Ab Initio ETL testing efforts.
  • Prepared Execution procedure document format to prepare the Test cases based on mapping document.
  • Tested several complex reports generated by Cognos including Dashboard, Summary Reports, Master Detailed, Drill Down and Score Cards
  • Worked in an Agile technology with Scrum
  • Implementing logical and physical data modeling with STAR schema using Erwin in Data Marts
  • Ensured that the mappings are correct and Conducted data validation testing
  • Worked with business analyst and developers in setting up test data
  • Developed several SQL queries for data retrieval from TERADATA and used every utility available in including MLOAD, FLOAD, FASTEXPORT, BTEQ AND TPUMP
  • Conducted walk through and reviews of the documentation and Involved in daily scrum meetings for all iterations
  • Writing complex SQL queries for data validation for verifying the Ab Initio ETL Mapping Rules
  • Extensively tested several Cognos reports for data quality, fonts, headers & cosmetic
  • Tested several dashboards and deployed them across the organization to monitor the performance
  • Used SQL tools to run SQL queries and validate the data loaded into the target tables
  • Involved in user sessions and assisting in UAT (User Acceptance Testing)
  • Promoted Unix / Ab Initio application releases from development to QA and to UAT environments
  • Working on Data Migration, Data Extraction, Data Cleansing, Data Profiling, Data Standardization and Data Quality for various business data feeds..
  • Written extensive UNIX Shell scripting for error logging, cleanup, data archiving & job / Graph scheduling
  • Preparing manual test cases and test data for Scenarios
  • Developed Test Plans, Test Cases and Test Scripts for Data Validation testing.
  • Implemented SDLC, QA methodologies and concepts in the Project
  • Strong ability in developing advanced SQL queries to extract, manipulate, and/or calculate information to fulfill data and reporting requirements including identifying the tables and columns from which data is extracted
  • Coordinating with DBA team for DB trace and workflow system
  • Performed end-to-end testing of applications and coordinated with other teams.
  • Experienced Batch Scheduling in theControl-M / Autosystool.
  • Investigate root cause analysis of batch scheduling
  • Created Test Plan, Test scripts for system validation and user acceptance testing (UAT)
  • Used workflow manager for session management, database connection management and scheduling of jobs / Graph
  • Used VBScripts in QTP to access webpage script variables
  • Identified the test cases to be automated and performed data driven testing and GUI Checkpoints using QTP and enhanced the overall functionality of the application.

Environment: Ab initio GDE 1.14, Cognos, XML, Windows NT 4.0, SQL Server 2005, Agile/Scrum, Quality Center 10.0, DTS, Control-M, Autosys 4.5, SQL, Teradata V2R5 (BTEQ, MLOAD, FLOAD, TPUMP), TOAD, Teradata SQL Assistant 6.0, Oracle 10g, IBM DB2, MS PowerPoint, MS Excel, MS Word, MS-Visio 2007, MS Access, Flat Files, Korn Shell Scripting,QTP

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