Sotiris Lyras

Sotiris Lyras

Allwyn Hellas
Sotiris Lyras is an online data and analytics professional with over 10 years of experience across digital retail and online betting industries.He spent 6 years in online retail — including roles at MediaMarkt and Kotsovolos — building expertise in digital analytics, customer behavior, and e-commerce intelligence. For the past 4.5 years he has been working in the online betting industry at Allwyn, where he focuses on unified data architecture, digital product analytics, and the application of machine learning to customer lifecycle challenges.His work spans the full analytics stack: from tag management and event instrumentation to cloud data pipelines in BigQuery and Azure Databricks, business intelligence in Power BI, and ML use cases including segmentation, propensity scoring, churn prediction, and lifetime value modeling.
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Sotiris Lyras
Sotiris Lyras
Allwyn Hellas
Andreas Athanasopoulos
Andreas Athanasopoulos
Allwyn Hellas

An Online Real-World Unified Data Architecture: Bridging Digital Analytics and Transactions in Practice

The session presents a unified data architecture combining digital analytics and transactional data via GA4, BigQuery, and Databricks. It enables scalable reporting, customer-level models, and ML use...
Data & AI Data & AI Quickie 15 min. INTERMEDIATE