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
Why do i want to join the company?
They asked me if about my background in data science and what I would do in certain scenarios
Basically, it ask to use Scala to manipulate a DataFrame with timestamps column .
Code challenge to be completed under time limit.
Something about how do you prioritise tickets/incidents.
They only asked about my previous experience. No follow up questions were asked.
1st round - Your current project architecture Python coding question - hello and olleh how to check all characters exist in both strings? SQL coding question of joining multiple tables and derive few attributes. 2nd Round - Managerial and non technical How to resolve conflicts at work? 3rd Round - How to delete duplicates from a table? (This questions was asked even though they were hiring for OLAP project setup) Current project and architecture etc. How did you train and evaluate ML models? Question on Oracle index How resolve conflict at work? (Same question again in this round)
Basic interview screening on phone
perguntas tec sobre a area de engenharia de dados
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