ETL / Data QA Tester

Job Location: Hyderabad / Chennai
Experience: 5 to 15 Years
Work Mode: Work from Office

We are looking for an experienced ETL/Data QA Tester with strong expertise in data validation, SQL, Python automation, and cloud data platforms.

Key Responsibilities:

• Perform ETL, data warehouse, and source-to-target testing.
• Validate data reconciliation, record counts, transformations, mappings, and business rules.
• Test KPIs, dashboards, and reports against backend data.
• Develop Python scripts for data validation and test automation.
• Perform data pipeline testing on AWS/Azure.
• Identify data issues and perform root-cause analysis.

Required Skills:

• 5+ years of ETL/Data Warehouse Testing experience.
• Strong SQL skills.
• Hands-on experience with Databricks, Snowflake, AWS S3, and Redshift.
• Experience with Power BI/Tableau dashboard validation.
• Strong experience in data reconciliation and transformation testing.
• Python automation experience.
• Life Sciences/Clinical/Pharma domain experience is preferred.