Lead Engineer Interview Questions

7,944 lead engineer interview questions shared by candidates

to write SQL queries and Pyspark coding to load, filter, aggregate and save as another new table, strategies to design ETL validations to merge to consume kafka and s3 bucket files. Strategies to consume data from s3 bucket focusing on spark architecture, designing clusters, shuffling, narrow/wide transformations, authenticating Azure data lakes, resource manager in spark.
avatar

Lead Big Data Engineer

Interviewed at Citibank

3.6
Jul 3, 2025

to write SQL queries and Pyspark coding to load, filter, aggregate and save as another new table, strategies to design ETL validations to merge to consume kafka and s3 bucket files. Strategies to consume data from s3 bucket focusing on spark architecture, designing clusters, shuffling, narrow/wide transformations, authenticating Azure data lakes, resource manager in spark.

Viewing 6921 - 6930 interview questions

Glassdoor has 7,944 interview questions and reports from Lead engineer interviews. Prepare for your interview. Get hired. Love your job.