Sr Data Engineer Interview Questions

2,606 sr data engineer interview questions shared by candidates

DS and Algorithm SQL problem based on Window Functions :HM round: (Learning and Feedbacks :) ) Current work-related Spark (RDD, Datasets/Dataframes) related questions - In-depth, Kafka - In depth (replication/partitioning/grouping/checkpointing) Datawarehouse (sorting, indexing, query optimization) Modeling: Star Schema and Snowflake Schema Streaming data pipeline/ETL pipelines (CDC - In depth) - Failure handling, Designing ETL - Scaling based on heavy loads of data, Large amount of unstructured data - sorting/processing/aggregation/transformation SQL tricky questions (joins/window functions) The hiring manager was incredibly kind and highly knowledgeable and next-level technical, and he never stopped giving me advice when I got stuck. I wish I will get selected next time and work. At the end, he gave candid feedback.
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Senior Data Engineer

Interviewed at Gameskraft

4.3
Sep 5, 2022

DS and Algorithm SQL problem based on Window Functions :HM round: (Learning and Feedbacks :) ) Current work-related Spark (RDD, Datasets/Dataframes) related questions - In-depth, Kafka - In depth (replication/partitioning/grouping/checkpointing) Datawarehouse (sorting, indexing, query optimization) Modeling: Star Schema and Snowflake Schema Streaming data pipeline/ETL pipelines (CDC - In depth) - Failure handling, Designing ETL - Scaling based on heavy loads of data, Large amount of unstructured data - sorting/processing/aggregation/transformation SQL tricky questions (joins/window functions) The hiring manager was incredibly kind and highly knowledgeable and next-level technical, and he never stopped giving me advice when I got stuck. I wish I will get selected next time and work. At the end, he gave candid feedback.

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