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QA Data Tester – SQL, ETL & Database Testing

📍 Location
Mississauga
⏰ Job Type
Full-time
📅 Posted
June 12, 2026

About the Role

Data Tester Location: Remote (Canada) Duration: 6 Months Work Model: 100% Remote Role Overview We are seeking a detail-oriented Data Tester with strong experience in SQL, database testing, and ETL validation. The ideal candidate will be responsible for ensuring data accuracy, integrity, and quality by validating backend systems, executing complex SQL queries, and performing end-to-end data testing across multiple database platforms. Key Responsibilities Design, develop, and execute test cases for database and data validation testing. Perform backend data validation using complex SQL queries. Validate ETL processes and ensure accurate data movement between source and target systems. Test stored procedures, triggers, functions, and database objects. Verify data integrity, consistency, and accuracy across multiple environments. Conduct data migration testing and identify discrepancies. Collaborate with developers, business analysts, and QA teams to resolve data-related defects. Log, track...

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