remote
Data Quality Assurance Tester - NEC Corporation
Software Engineer
Detail‑oriented QA Tester responsible for validating data migrations, creating quality rules, and ensuring data integrity using SQL, Python and test automation tools.
About the role
Key Responsibilities
- Design and execute comprehensive test plans for large‑scale data migration initiatives.
- Profile source and target datasets to identify anomalies, gaps, and transformation issues.
- Develop, maintain, and run automated data quality rules using SQL and Python scripts.
- Collaborate with data engineers and business analysts to define data quality metrics and acceptance criteria.
- Document defects, track remediation progress, and verify fixes to ensure compliance with data quality standards.
Requirements
- Proven experience in data quality testing, data profiling, and validation of migrated data.
- Strong SQL proficiency for querying, data comparison, and rule implementation.
- Hands‑on experience with Python (or similar scripting language) for automation of test cases.
- Familiarity with ETL processes and data integration tools.
- Understanding of data quality frameworks and ability to define measurable quality metrics.
Skills
sqlpythontest automation