I applied online. The process took 1 day. I interviewed at Datagrokr (Bengaluru) in Aug 2023
Interview
3 rounds of interview in total.
1st round basic DSA, OOPS, advance SQL queries, PYTHON and resume based questions about the previous experiences and since I had experience in AI fine tuning and model building those questions were included
2nd round, Threading, Data fragmentation and Analysis on spot.
3rd round basic HR round.
Interview questions [1]
Question 1
You have a SQL table and you need to extract some part of them and add a new column to display it in the website as an average of 2 other columns without writing any new sql query
The data engineer interview process evaluates expertise in designing, building, and maintaining data pipelines. It typically involves technical assessments on SQL, ETL processes, and cloud platforms, alongside problem-solving and coding challenges. Candidates may also face questions on data modeling, system architecture, and optimizing data workflows for scalability and performance.
I applied through college or university. The process took 2 weeks. I interviewed at Datagrokr (Bengaluru) in Oct 2022
Interview
Had basic python sorting and related qns for first then SQL question to filter and fetch data, later I had review of my assignment and they asked few qns on how i implemented the process. Later I got basic Machine learning questions related to z score etc.
Interview questions [1]
Question 1
Machine learning, SQL, python and spark assignment qns