Data Architecture & PersistenceData Pipelines & AnalyticsData Pipelines & Analytics 📄️ Batch vs. StreamingTBD📄️ ETL/ELT, Data Lakes, WarehousesTBD📄️ Event Streams, Log-based IntegrationTBD📄️ Data Quality, Lineage, Catalogs, GovernanceTBD📄️ ML Feature Stores & Model Serving (architecture-level)TBD