They asked me to implement the Text Editor having a buffer. This is completely irrelevant question because it needed a GUI interface packages to implement , again which doesn't belong to data engineering .
Data Engineering Interview Questions
20,957 data engineering interview questions shared by candidates
Databases, Data queuing, Data Processing , Data Retrieval , about Files, and Cloud Environment
Fundamentals on python
I don't recall the specifics, but the questions mainly revolved around fundamental SQL concepts and performance tuning. Additionally, there were inquiries related to data structures and algorithmic logic.
They asked me if I had experience with vue.js for a position that is supposed to be python and aws based.
Write sql to mimic a report
State your experience with Go and Kafka. Describe all SQL joins, not limited to inner, outer, and cross join.
Why do you want to work at Cervello ?
Off the wall brain teasers.
Data integrity: Given transaction partition files (100 files), that are batch ingested with pipelines from storage (like S3) to a distributed DWH. What is the preferred data structure ingestion to allow data integrity? (each invoice is fixed or ingested only once). Details: - each invoice has its unique id, and each invoice contains a list of products to be added or fixed - the ingestion procedure upserts the data: update if the invoice already exists or insert if the invoice is new
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