senior data engineer

The Business Intelligence team of the Data Science department is looking for a Senior Data Engineer that will be responsible for building warehousing and reporting solutions to enable the business to take data driven decisions. The role will be based in Athens.

Key Responsibilities

• Contribute to the design, development, and implementation of BI solutions.
• Design, develop and maintain cloud data infrastructure, including data pipelines, warehouses, and ETL processes.
• Design high-end reporting visualizations (Dashboards, interactive Graphs, and Charts, Drill in reports, etc.).
• Collaborate with technical and non-technical internal stakeholders to determine requirements, estimate the level of effort, and implement solutions for reporting that meets business needs.
• Support self-service reports for all customer teams, product teams, and support teams.
• Troubleshoot and analyze reporting and data input issues’ root causes.
• Document the produced work.

Essential Qualifications

• University Degree in Computer Science, Information Systems or any related field.
• Strong knowledge of SQL for designing, querying, and managing relational databases.
• Strong knowledge of data warehousing, design, implement, maintenance.
• Exposure to cloud technologies (Snowflake Data Platform, Blob Storage, dbt, etc).
• Exposure to Reporting/Analytics tools (Power BI, QlikView, etc).
• Exposure to DAX and MDX language.
• Strong fundamental programming skills.

Desirable Qualifications

• Exposure to ETL tools (SSIS etc).
• Experience in building OLAP Cubes and multidimensional/tabular data models (SSAS, Azure AS, etc).
• Working knowledge in API client development.
• Knowledge of Kafka.

Personal Qualifications

• Fluent in English (written and spoken).
• You must have a strong work ethic, interpersonal skills and analytical thinking.
• You must be self-motivated, a team-player and a creative thinker.
• Confident engaging at different levels of management and with people at different levels of technical understanding.
• Conscientious, with an eye on building sustainable solutions that are well documented and understood.