Data Quality Control Engineer (Middle)

Job description

ABOUT THE JOB

• Perform data quality validation and verification across multiple data sources and platforms.
• Develop and execute data validation rules, reconciliation checks, and quality control processes.
• Investigate data discrepancies, identify root causes, and collaborate with cross-functional teams to resolve issues.
• Validate data after ETL/ELT processes, data migration, or system integration activities.
• Write complex SQL queries to analyze, compare, and reconcile datasets.
• Monitor data quality metrics and prepare regular reports on data quality status.
• Work closely with Data Engineers, Business Analysts, and business users to ensure data integrity.
• Support testing activities for data-related projects, including UAT and production validation.
• Continuously improve data quality processes and recommend automation where applicable.
• Document data quality procedures, validation rules, and issue resolutions.

ABOUT YOU

• Bachelor’s degree in computer science, Information Technology, or related technical fields.
• At least 2 years of experience in Data Quality, Data Validation, ETL Testing, Data Analysis, Database Testing, or related roles.
• Strong proficiency in SQL, including joins, aggregations, subqueries, CTEs, and window functions.
• Good understanding of ETL/ELT processes, data integration, and data lifecycle.
• Experience validating large datasets and performing data reconciliation.
• Familiarity with relational databases such as SQL Server, PostgreSQL, or MySQL.
• Understanding of Data Warehouse concepts and dimensional data models.
• Experience performing root cause analysis for data quality issues.
• Strong analytical thinking and problem-solving skills.
• Good communication skills and ability to collaborate with technical and business teams.
• Ability to work independently while managing multiple priorities.

WHY AMARIS?

• Competitive salary and 13th-month salary
• 14+ annual leaves per year
• Premium healthcare insurance, starting from your probation period
• Project reviews and yearly performance appraisals
• Annual company trips
• Teambuilding activities: Team lunch/dinner, events, and celebrations, sports clubs (football, yoga, badminton, etc.)
• International team with flexible working time + hybrid working
• Tailor-made career path
• Technical workshops and training courses
• Mobility: Opportunities to be on-site abroad in our offices in over 60+ countries

Equal Opportunity