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Sr. Etl Tester Resume

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DaytoN

SUMMARY

  • Around 7 years of experience in Quality Assurance/Software Testing and manual testing of Client/server, Mainframe and Web based applications
  • Experienced in Writing System Test Plans, Test Cases, Test Scripts, Documentation and Setting up Test lab Environment
  • Extensive experience in varied aspects of the Software Development Life Cycle
  • Experienced in Data analysis, validation, modeling, loading and testing
  • Experienced in testing ETL data from multiple data sources into data warehouse
  • Conversant with all phases of Project Life Cycle including Requirement gathering, Analysis, Design, Development, Implementation, Testing and Quality procedures.
  • Created test scripts, test conditions and performed Functional, Integration, System, and End - to-End testing of the applications
  • Expertise in the entire QA Life Cycle Process, which includes design and development of Testing Methodology, Test Strategy, Test Scenarios and Test Cases
  • Good knowledge of Agile methodology and scrum process
  • Experience in Backend testing of SQL Queries using Oracle, SQL Server, and DB2
  • Experience working on large volume of data using Teradata SQL
  • Experience in developing ETL mappings using Informatica Power Center and generating reports using Query studio in Cognos
  • Experienced in writing SQL queries, scripts and PL/SQL to run data integrity tests
  • Experience in using HP Quality Center for bug tracking and defect reporting
  • Exposure in automation testing techniques and tools
  • Experience with schedulers like Cronjob, control-M etc.,
  • Experience in Bug Tracking System and technically sound in knowledge.
  • Clear understanding of business procedures and ability to work as an individual and as part of team
  • Strong analytical and communication skills with capable of working efficiently under stress and tight deadlines

TECHNICAL SKILLS

Operating Systems: Windows XP/2000/NT/7 and UNIX

Defect Tracking Tools: JIRA, Quality Center

Databases: Oracle11i/10g/9i, SQL Server,DB2,Teradata

ETL Tools: Informatica9.1,Datastage8.0.1/8.5,Cognos 8.x

Programming Languages: Shell, SQL, PL/SQL

Scheduling Tools: Crontab, Control-M

Test Strategies: System,Functional, Inegration, Regression, Black Box, UAT, Performance Testing

Software Methodologies: Agile, Waterfall, V-model

PROFESSIONAL EXPERIENCE

Confidential, Dayton

Sr. ETL tester

Responsibilities:

  • Involved in complete lifecycle of the project including requirements, design, testing and production maintenance of the project
  • Involved in design and technical specifications for the ETL process of the project
  • Prepared test cases by understanding the business requirements, data mapping documents and technical specifications
  • Performed functional, integration, regression and end-to-end testing
  • Tested reports and ETL mappings from source to target
  • Prepared and executed test cases for mappings developed through the Informatica tool in QA environment
  • Worked with Oracle database and wrote complex SQL queries and PL/SQL programs to compare and validate backend data
  • Interacted with developers and product owners to get requirement details and clear open defects
  • Executed test cases in different QA environments by enhancing the test cases using data scenarios and data driven approach
  • Participated in designing automation test plans and writing test cases
  • Worked with Cognos report generation tool for creating different reports like list, crosstab and Repeater.
  • Involved in developing SQL queries, DML and DDL scripts for automation testing
  • Used HP quality center for tracking and reporting defects
  • Provided test data for UAT and involved in feature functionality testing
  • Prepared weekly productivity reports and submitted test metrics to the management

Environment: Oracle10g, SQL, PL/SQL, Quality Center10, Informatica Power Center, Cognos, SQL Developer, UNIX

Confidential, IL

ETL Tester

Responsibilities:

  • Involved in complete lifecycle of the project including requirements, design, testing and production maintenance of the project
  • Created test cases based on functional requirements and involved in executing test cases
  • Performed functional, integration, regression and end-to-end testing
  • Prepares test cases for ETL to compare source and target database systems
  • Involved in creating test strategy
  • Checked data flow through the front and backend and used SQL queries to extract the data from database
  • Worked with Oracle database and wrote complex SQL queries and PL/SQL programs to compare and validate backend data
  • Tested different detail, summery reports and on demand reports generated using Cognos.
  • Interacted with developers and product owners to get requirement details and clear open defects
  • Worked on production environment to resolved several data issues
  • Executed test cases in different QA environments by enhancing the test cases using data scenarios and data driven approach
  • Participated in designing automation test plans and writing test cases
  • Involved in developing SQL queries, DML and DDL scripts for automation testing
  • Use Jira for test cases and defect tracking and reporting

Environment: Informatica Power Center9.1, Oracle10g, Cognos, SQL, PL/SQL, Jira, Toad, Shell script, UNIX

Confidential

QA Analyst

Responsibilities:

  • Involved in full testing lifecycle from analyzing business requirements for multiple projects
  • Developed test scripts using UseCase and requirement documents
  • Created and executed test cases for functional requirements and mapping documents
  • Updated test cases periodically for any changes in the requirements
  • Analyzed the source to staging and stage to warehouse documents to come up with test cases for tables data validation
  • Worked with source to target minus queries for data validation
  • Worked on Informatica workflows and mappings using power center workflow manager, workflow monitor and designer
  • Created, optimized, reviewed and executed Teradata SQL test queries to validate transformation rules used in source to target mappings and verify the data in target
  • Written complex SQL queries using joins, sub queries to verify the data loads on target system
  • Involved in extensive data validation on database using SQL scripts
  • Used Teradata utilities to load test data into target tables
  • Wrote several Teradata SQL queries using Teradata SQL assistant
  • Used Cognos for report generation and tested different derails, summary reports and on demand reports
  • Ran UNIX batch scripts in order to validate the data quality
  • Performed all stages of testing including functional, regression, end-to-end and performance testing
  • Executed test cases and evaluated test results with the expected results
  • Tracked and reported all defects through Quality Center
  • Generated defect reports for daily defect status meeting
  • Interacted with business users for coordinating user acceptance testing
  • Analyzed, documented and maintained test results and test logs
  • Prepared test summary reports and test metrics

Environment: Informatica Power Center8.1, Cognos8.x, Oracle10g, SQL, Pl/SQL, Teradata SQLDeveloper, Teradata SQL assistant, Test Director, Quality Center, Shell, control-M

Confidential

QA Analyst

Responsibilities:

  • Reviewed the Business Requirement Documents and the Functional Specification.
  • Involved in preparing test data required for all phases of testing
  • Prepared and executed system test cases to test the functionality of individual modules
  • Performed system testing, regression testing and end to end testing
  • Interacted with senior peers or subject matter experts to better understand the application and perform functional and data validation
  • Prepared defect analysis report and root cause analysis report for identified defects
  • Performed backend data validation stored in backend database using SQL
  • Reported the Bugs/Defects using Quality Center 10 defect management tool.
  • Responsible for communicating Defect Status Reports to business in project meetings.
  • Exported Manual Test Cases from MS Excel template directly to QC and executed the Test Cases in Test Director with Pass/Fail/Blocked status.
  • Coordinated with the developers to resolve defects.
  • Involved in documentation in order to maintain and run scripts for future enhancements.
  • Participated in test readiness review meetings

Environment: Quality Center 10, Oracle, SQL, Toad, MS Excel, UNIX

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