Data & Reporting Developer

• Experience with SQL (including BigQuery, MS SQL).
• Proficiency in Python.
• Knowledge of data modelling techniques.
• Experience building ETL/ELT pipelines.
• Familiarity with cloud data platforms.
• Skills in dashboarding tools such as Looker Studio, Qlik, or Power BI.
• Experience working with large datasets.
• Understanding of data lifecycle management.

• Develop data solutions using Python, T‑SQL, and other languages.
• Build ETL/ELT pipelines for data ingestion, integration, and transformation.
• Design conceptual, logical, and physical data models, linking LDM to PDM.
• Work with Google Cloud tools such as BigQuery and Looker Studio.
• Create dashboards and reporting solutions.
• Optimize query performance and ensure secure data movement.
• Implement data quality checks, monitoring, and alerting.
• Collaborate with data teams across DAO and global projects.
• Document processes, roadmaps, and technical designs.
• Support issue resolution and provide ad-hoc analysis.

Only candidates able to hybrid work 6 days per month from the Kraków office can apply.