i
Hilti
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I applied via LinkedIn and was interviewed in Jul 2021. There were 3 interview rounds.
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ETL stands for Extract, Transform, Load. It is a process used to extract data from various sources, transform it into a consistent format, and load it into a target database.
Extract: Data is extracted from different sources such as databases, files, APIs, etc.
Transform: Data is cleaned, validated, and transformed into a consistent format suitable for analysis.
Load: The transformed data is loaded into a target database ...
I applied via Approached by Company and was interviewed in Aug 2023. There was 1 interview round.
The question asks the candidate to explain projects, python string pattern code, and SQL query.
Discuss the projects you have worked on as a data engineer, highlighting your role and the technologies used.
Explain how you have used Python string pattern code to manipulate and analyze data.
Provide an example of a SQL query you have written to extract and analyze data from a database.
Emphasize the impact and results of you...
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