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Interview questions · hard
Explain your cloud-based data pipeline on AWS
Data Security in BFSI - encryption, IAM, auditing
Data Storage and Retrieval Optimization techniques
Designing scalable data models - explain approach
Kafka Basics - architecture, topics, partitions, producers, consumers, Zookeeper
Query Performance in Redshift - optimization
Spark Optimization - broadcast joins, caching, coalescing, predicate pushdown, AQE
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