Data QA Engineer

• Proven experience in automation and data warehouse testing, focusing on Snowflake and AWS.
• Strong proficiency in SQL for querying and validating data.
• Familiarity with Snowflake-specific features such as Time Travel and zero-copy cloning.
• Ability to understand and integrate into existing data warehouse architectures.

Nice to have:

• Experience with Python.
• Knowledge of Javascript/TypeScript.
• Familiarity with Playwright.

• Integrate swiftly into existing data testing processes.
• Validate complex data flows and ensure data accuracy.
• Collaborate with development teams to meet project deadlines.
• Create and support automation for data validation processes.
• Leverage SQL for querying and testing large datasets.

Work model: hybrid (3x per week office presence in Warsaw/Gdansk/Gdynia/Lodz). Contract type: B2B, long-term cooperation. Rate: up to 140 net+ VAT per hour. Fluent English required.