Etl Tester Resume
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Dallas, TX
PROFESSIONAL SUMMARY:
- Over 6 Years of experience in Quality Assurance in Information Technology, involving analysis and Functional testing.
- Extensive experience in ETL/Data warehouse backend testing and Business Intelligence reports testing.
- Strong knowledge of Software Development Life Cycle (SDLC - Requirement Analysis, Design, Testing, Implementation, Support)
- As a QA Analyst - Worked on the healthcare and Airlines industry verticals.
- Knowledge in creating Test plans, Test Cases, Test Scenarios and Test strategies, Defect management to ensure Quality Assurance and to test all the business requirements.
- Experience in preparing test reports from Quality Center and prepared daily test status reports to communicate the status with the team.
- Experience in using tools: Quality Center and JIRA.
- Extensive ETL testing experience using Ab Initio (Query-IT, Control Center) and Informatica.
- Excellent knowledge of Database Systems - Oracle 12c, DB2 and SQL Server.
- Extensive experience in developing SQL scripts to validate the database tables and reports data for backend testing.
- Excellent knowledge of UNIX commands to validate the data from flat files for various test scenarios.
- Proficient in troubleshooting data issues using SQL and Ab Initio Query-IT.
- Experience in Business Intelligence testing in various reports using Cognos, Business Objects and Tableau.
- Excellent knowledge in Ms-Office (Word, Excel, PowerPoint), MS Visio.
- A very good team player with excellent communication (Verbal and technical), Presentation and Reporting skills.
TECHNICAL SKILLS:
Testing Tools: HP Quality Center 9.0/11.0(ALM), JIRA
Databases: DB2 11.1/10.5, Oracle 12c/11g, SQL Server
Utility Tools: TOAD, SQL Developer and SQL Assistant
ETL Tool: Ab Initio (Co>Op 4.0.3/3.5.3/3.2.7/3.1.7 ), Informatica 9.5.1
Reporting Tools: Cognos and Business Objects
Operating Systems: UNIX, Linux, IBM-AIX, Windows 10
Job Scheduler: Control-M, Ab Initio Control Center, Autosys
Language: SQL, PL/SQL
WORK EXPERIENCE:
Confidential (Dallas, TX)
ETL Tester
Responsibilities:
- Developed Test Plans, test scripts and executed the test scripts for the DW Project.
- Throughout the project in various iterations/Sprints - conducted system testing, integration testing, functional testing and integration testing.
- Developed complex SQL queries for querying data against different databases for data verification process.
- Prepared the Test Plan and Testing Strategies for Data Warehousing Application
- Developed EL test scripts based on technical specifications/Data design documents and Source to Target mappings.
- Extensively interacted with developers, business & management teams to understand the project business requirements and ETL design document specifications.
- Participated in regular project status meetings and QA status meetings.
- Extensively used and developed SQL scripts/queries in backend testing of Databases.
- Written test cases to test the application in Quality Center 9.0 and 11.0(ALM)
- Defects Identified in the testing environment are communicated to the developers using the Quality Center - Defects module.
- Prepared daily status reports with details of executed, passed, and failed test cases and defect status.
- Tested several complex graphs, mappings and reusable transformations for daily data loads.
- Creating test cases for the jobs as per mappings and design documents
- Monitoring and using job details using Control Center in Development/QA
- Extensively worked with flat files and excel sheet data sources. Wrote scripts to test the flat files data and wrote scripts to load test data to the databases.
- Scheduling and automating jobs with help of development and operations team to be run in a batch process
- Effectively communicate testing activities and findings in oral and written formats
- Worked with ETL Dev/SA team and business analyst for understating mappings for dimensions and facts
- Extracted data from various sources like Oracle, flat files and DB2 server.
- Worked on issues with migration of Data from development to QA Test Environment
- Extensively tested several Cognos Reports and Dashboards to validate the reports, the data and cosmetics of the report.
Confidential (Charlotte, NC)
QA Analyst
Responsibilities:
- Worked closely with business users to gather requirements, define project specifications, develop implementation and test plans for the projects & enhancements.
- Designed, created and tested reports to meet business requirements.
- Documented business workflows textually as well as in diagrams according to requirements for the stakeholder review
- Produced the visual models for the application to create use cases, state charts, sequence diagrams and activity diagrams.
- Created quarterly reports for each department in respect of their adherence to standard operating procedures and audit manuals
- Worked with EL group for understating mappings for dimensions and facts.
- Documented and maintained RTM to ensure that all requirements are traceable from top to bottom and to provide a basis for test plan.
- Performed Data Analysis, writing SQL Queries for Testing and Troubleshooting against Data Warehouse.
- Created data mapping documents mapping Logical Data Elements to Physical Data Elements and Source Data Elements to Destination Data Elements.
- Maintained documentation related to difficulties, complexities and anomalies that may arise during the EL process.
- Ability to analyze the root cause of a problem and demonstrate good sense when handing the problem over to development.