CGI Data Engineer Interview Questions
The questions to prepare for a CGI Data Engineer interview. Questions from real interview reports rank first. Updated weekly.
Use GROUP BY and SUM to rank the top 10 customers by total revenue from a single sales table.
CGIRank completed product sales by month using joins, aggregation, date truncation, and ROW_NUMBER().
CGITests ability to tune storage, indexing, and workload patterns for different access needs.
CGIAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
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Benjamin MooreDiscuss experience building cloud-based AI pipelines, including orchestration, processing patterns, infrastructure choices, and data quality controls.
CGIApproach for maintaining data quality and integrity across ETL pipelines.
CGIDiscuss the data integration tools you have used and how they fit into ETL, orchestration, and data quality workflows.
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Tests ability to design correct deduplication logic across multi-source ingestion in PySpark.
CGITests practical coding ability for data transformations in Python or PySpark.
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