Ilias Karalis

Cloud data platform transformation & architecture leadership
Led migration of the organization’s legacy data warehouse to a modern cloud-native platform on AWS and Databricks, using Medallion Architecture for governed, scalable data delivery.
Architected and implemented data pipelines with Airflow, AWS Glue, Delta Live Tables, and Delta Sharing, enhancing data quality, compliance, and business access.
Directing the architecture team, setting vision, mentoring engineers, and introducing disruptive design patterns to solve complex challenges.
Business partnership & data strategy
Acting as the single point of contact between business departments and the data team: gathering requirements, prioritizing needs, and aligning solutions with strategic objectives.
Integrated external data sources via APIs and web scraping, enriching internal reporting and expanding analytical capabilities.