Data Tester in Snowflake and DBT
-, Kraków +4 Locations
Link Group
We are looking for a Data Tester experienced in Snowflake (Data Cloud) and DBT (Data Build Tool) to join an international data platform project. The role involves working closely with data engineers and analysts to ensure data quality, consistency, and performance across large-scale data pipelines and cloud environments.
Your responsibilities:
Designing and executing automated test cases for data validation and transformation processes
Ensuring data accuracy, completeness, and integrity across Snowflake and DBT layers
Identifying, reporting, and tracking data quality issues
Collaborating with data engineering teams to optimize ETL/ELT workflows
Supporting continuous improvement of test automation frameworks
Requirements:
Proven experience as a Data Tester, QA Engineer, or Data Engineer focusing on testing
Strong knowledge of Snowflake (data structures, queries, roles, permissions)
Hands-on experience with DBT and automated testing in data transformation pipelines
Proficiency in SQL and understanding of data modeling concepts
Familiarity with CI/CD, version control (e.g. Git), and agile delivery environments
Good communication skills and ability to collaborate in international teams
Nice to have:
Experience with Python or other scripting languages for test automation
Understanding of data governance, metadata management, or data lineage
Exposure to cloud platforms such as Azure, AWS, or GCP

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Data Tester in Snowflake and DBT
Data Tester in Snowflake and DBT
-, Kraków
Link Group