Responsibilities

• Conduct end-to-end ETL testing including data extraction, transformation, and loading validations.
• Perform complex SQL queries and joins to verify data mapping, integrity, and accuracy across systems.
• Execute data validation and data comparison tasks across source, staging, and target systems.
• Write and maintain SQL scripts for automated data validation.
• Work with large datasets and understand fact/dimension tables in a data warehouse environment.
• Utilize Python scripting for data manipulation and automation where applicable.
• Run Unix/Linux commands for job monitoring and log analysis.

Qualifications

• 10+ years of hands-on experience in ETL/Data Testing.
• Strong experience with Oracle database technologies and advanced SQL scripting.
• Solid understanding of data warehouse concepts and ETL workflows.
• Experience in Python scripting for test automation and data handling.
• Proficient in Unix/Linux command-line operations.
• Familiarity with Selenium is a plus.

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