Data Engineer - Customer Value and Digital Engagement Department

T-Mobile Polska is a telecommunications company undergoing a migration process from Oracle to Google Cloud Platform (GCP) while maintaining and developing an existing data warehouse. The team focuses on modern analytical solutions within the Customer Value and Digital Engagement Department.

• Minimum 3 years of experience in Business Intelligence, Data Engineering, or IT.
• Knowledge of data warehousing and data modeling.
• Very good knowledge of Oracle database (SQL, PL/SQL).
• Experience in designing and maintaining ETL processes and data integration.
• Familiarity with cloud tools and technologies (GCP, BigQuery, Dataflow, Airflow) is a plus.
• Experience in the telecommunications sector is an advantage.
• Experience with Agile/SCRUM methodologies is a plus.
• Ability to work independently and solve problems quickly.
• Strong communication skills and ability to collaborate in an interdisciplinary team.
• Business goal-oriented.
• Proficiency in English.

• Collaborate with business departments to analyze and understand their analytical and reporting needs.
• Execute BI projects including analysis, design, and ensuring continuous operation of implemented solutions.
• Create, develop, and maintain ETL processes for data integration in the Oracle data warehouse.
• Design and implement data integration solutions in data warehouse models for analytics and reporting.
• Prepare reporting data for other systems.
• Support the team in migrating existing solutions to GCP.