PermanentHybridMidPosted 10 days ago
Data Tester
AI company · Poznan, Poland
- Pay, estimated
- PLN 160k–200k / year · est.
- Level
- Mid
- Hours
- Full time
About the role
Validates pipelines, warehouses and reports so the numbers can be trusted. This mid-level opening sits in a ai company based in Poznan. The team works in Jira, Python, Xray.
You will
- Validate source-to-target mappings and transformation rules
- Write SQL checks for completeness, uniqueness and drift
- Automate data-quality tests in the pipeline
- Test BI dashboards against warehouse truth
- Investigate and document data defects
You bring
- Advanced SQL
- Python
- ETL / ELT tools
- Data modelling
Stack
This is a public vacancy we track on the open market. The employer is not named here. Apply and we confirm the role is still open before any introduction. Timezone Europe/Warsaw.