Read the text from a file and count the how many times each word occur in that file. Then prove it in a test driven environment. The test cases were already given by the interviewer.
Senior Data Engineer Interview Questions
2,393 senior data engineer interview questions shared by candidates
Merge list of iterables of sorted arrays
Ask about a duplicate data rows and explain me about what happens when we do the joins with duplicate data sets .
The tech interview had 3 different task, all timed separately: 1. Read about a business context and update an existing SQL schema to make it work for the context 2. Write a fairly complex SQL query to achieve a certain result 3. Write some API type code in a language of your choice per a specification. Pass given tests but also write more tests
Data Engineering and relevant questions
about pyspark how do partitions get hung up , common reasons. Also solve some problems.
What language is spark developed
What would want to make you stay at Nimble for the long-term? (They are very interested in the long-term well-being of their team members)
you are preparing for GCP certification? What do you mean by preparing? (this one was the stupidest question asked in this interview)
about domain you r working
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