Sr. Etl Tester Resume
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
