QA Engineer

About The Role
We are looking for a QA Engineer with strong AWS Data Warehouse (DWH) expertise to ensure data quality, accuracy, and reliability across our cloud data platform. You will work closely with Data Engineers, BI Developers, and Business Analysts to design and execute test strategies for ETL pipelines, data transformations, and reporting systems built on AWS services such as Redshift, Glue, Athena, S3, and DMS.
Key Responsibilities
Design, develop, and execute test plans, test cases, and test scripts for data warehouse and ETL processes.
Validate data extraction, transformation, and loading (ETL) processes between source systems and target AWS DWH (Redshift, S3, Athena).
Perform data quality, reconciliation, and validation testing (counts, duplicates, schema, nulls, transformations).
Test CDC (Change Data Capture) pipelines built with AWS DMS and Glue.
Write complex SQL queries in Redshift/Athena to validate data integrity and business rules.
Test part...