✅ SQL & Database Design
✅ Data Modeling & ETL
✅ Big Data Technologies
✅ Data Warehousing
✅ Cloud Platforms & Tools
✅ Azure Data Factory
✅ Data Quality & Governance
✅ Programming & Scripting (Python/Shell)
✅ Scenario-Based Problem Solving
✅ Behavioral & Team Collaboration
✅ Advanced & Emerging Topics
✅ Cloud Data Engineering – AWS/GCP/Azure
✅ ETL vs ELT, Ingestion & Cleansing
✅ Data Validation & Observability
✅ Cross-DB & Cross-App Joins
✅ Orchestration & DataOps (Airflow/dbt)
✅ GenAI in Data Engineering
✅ Business Use Cases & Domain Scenarios
✅ DevOps, Testing, Security & Modern Stack
✅ AI-Augmented Engineering & Strategy
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