ETL Tester

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Datavail

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2007

Cloud • Data Management • Analytics

Datavail is a comprehensive IT solutions provider specializing in analytics, application development, database administration, and cloud services. Their offerings span advanced analytics consulting, cloud migration and management, and application modernization, ensuring clients can leverage their data for competitive advantage. Datavail focuses on delivering tailored solutions to enhance data management and operational efficiency across various sectors.

📋 Description

• Design and execute end-to-end data validation strategies for ETL/ELT pipelines. • Validate data accuracy, completeness, and integrity across cloud data warehouses. • Develop and optimize complex SQL queries for data validation and analysis. • Perform functional, regression, and integration testing for data workflows. • Collaborate with data engineers, analysts, and product teams to understand business rules and data transformations. • Build and maintain automated test frameworks for data validation. • Ensure adherence to data quality standards and governance policies. • Identify defects, track issues, and ensure timely resolution. • Mentor junior QA engineers and drive QA best practices.

🎯 Requirements

• 8+ Years of experience in Data QA / ETL Testing (6+ years preferred). • Strong experience with modern cloud data warehouses, such as Snowflake, BigQuery, Redshift, Azure Synapse, Microsoft Fabric. • Excellent SQL skills (must-have): Complex joins, window functions, aggregations, query optimization and performance tuning. • Experience testing ETL/ELT pipelines (e.g., using Airflow, DBT, Informatica, etc.). • Strong understanding of Data warehousing concepts (Star/Snowflake schemas) and Data lakes and lakehouse architectures. • Experience with API and backend testing is a plus. • Familiarity with test automation tools or scripting (Python preferred). • Exposure to CI/CD pipelines and DevOps practices is desirable.