Data Engineer Mock Interview + Feedback

Will focus on the following core skill areas to help you crack DE interviews:

1. SQL (Joins, Window Functions, Analytical Queries)
2. Spark Optimization & Execution Strategies
3. Pipeline + System Design Scenarios
4. Streaming with Kafka
5. Cloud (Azure/GCP) + Databricks Workflows
6. Data Modeling (Dimensional + 3NF)
7. ETL/ELT + Orchestration
8. Distributed Computing Concepts
9. Optimization (Performance + Cost)
10. Communication & Answer Structuring
11. Real-world Production Case Studies