Devoxx Greece 2024 - Attempting to Tame the Data Beast: A BI Transition Tale by Georgios Ntanakas

This talk dives into the experience of transitioning from a legacy BI platform reliant on custom API integrations and script-heavy SQL. We'll discuss the benefits of adopting modern data ingestion tools, dbt for documented transformations, and Airflow for orchestration. Gain insights into the migration process, the advantages of a modernized data stack, the challenges we tackled along the way, and the lessons learned dealing with pitfalls.