Environment: Teradata SQL Assistant, Teradata CIM UI, Teradata Utilities, DB2, Gherkins, Oracle, Rally, Data Studio, MS-Excel, UNIX, Gherkins, Postman, Compare Beyond, Atacama DQC, Oracle, Atacama, MS-Excel, UNIX, Sybase power Designer, SQL Server, Beyond Compare 4, Clear Quest, Informatica, SAS
- Reviewed Business Requirement and the Functional Specification.
- Responsible for system testing, regression testing, and end to end testing, UAT testing and production run testing.
- Supported business in designing and maintaining of multi-channel customer communication campaigns using Teradata CIM, enhancing targeted messaging strategies and optimizing customer engagement.
- Provided guidance and leadership to multiple QA professionals across diverse teams, ensuring alignment with project objectives and adherence to industry best practices.
- Developed Test cases, Test plans, and Test procedures in rally and Jira as well as updating in confluence pages.
- Conducted source-system data analysis to understand current state, quality, and availability of existing data.
- Created test data in integration region and performed system-Integration testing, Smoke, Functional, Regression and User Acceptance Testing.
- Created and executed test scripts in Teradata BTEQ scripts and performed functional and non-functional tests.
- Created feature files using Gherkins for automation testing.
- Perform validations on Email & SMS notification Service testing using postman.
- Attend weekly Project Status Meeting with Team, QA Manager, and worked closely to define Test Strategy, Gap Analysis, Risk, and Test Dependency.
- Experience in Data integration of various data sources with Multiple Relational Databases like Oracle, DB2, SQL Server, MS Excel, and Flat Files.
- Ran SQL queries to verify the number of records and validated the referential integrity rules as per the design specifications.
- Conducted functional walkthrough, User Acceptance Testing (UAT) sessions, and assisted the development of User Manuals for customers
- Tracked Defects for closure and generated bug reports in Rally/ Jira.
- Tested data migration to ensure that integrity of data was not compromised.
- Interact with Business users on Testing needs and technical specifications document, High-level design document, Source to target mapping document.
- Perform Backend Testing like Functional Testing, Regression Testing.
- Analysis, ETL Testing and designing of the flow and the logic for the Data Warehouse project.
- Responsible for system testing, regression testing, and end to end testing, UAT testing and production run testing.
- Written several complex Teradata SQL queries for validating SAS Reports.
- Involved in the error checking and testing of the ETL programs using Informatica session log and workflow logs.
- Involved in designing of Test Plan, Identifying Test Scenarios and Executing the Test Cases.
- Conducting Retesting with multiple sets of test data using Data Driven Approach.
- Used Clear Quest Center to track and report system defects.
- Performed ETL testing to validate end-to-end data from source system MS SQL Server and Target system Teradata environment.
- Used Source to target (STM) mapping document to perform ETL testing for end-to-end flow of data.
- Used Atacama DQC for data profiling and checking the quality of the data.
- Wrote SQL views in schematic layer to test data Mart inbound to reports.