ETL Data Tester

Iris's Fortune 100 direct client is looking for
ETL Data Tester
. Please find below Job description and share me your updated resume at
.

Position: ETL Data Tester

Location: Toronto ON

Key Responsibilities:

• Design, develop, and execute ETL test cases using Python and SQL for large-scale data pipelines.
• Validate data transformations, data quality, and data consistency across multiple source and target systems.
• Perform complex SQL queries to verify data integrity, accuracy, and completeness.
• Collaborate with data engineers to analyze ETL workflows, mappings, and logic documentation.
• Conduct API testing using tools like Postman or similar to validate data services and integrations.
• Troubleshoot ETL failures and participate in root-cause analysis for data discrepancies.
• Automate repeatable test scenarios using Python to improve test coverage and efficiency.
• Document test results, def...