Senior Data Engineer Interview Questions

2,595 senior data engineer interview questions shared by candidates

If you have Category (Columns), Sub-Category (Rows), and Sales in the Text card; how do you highlight the min and max sales for each category with red and green color? The rest of the sales need to stay blue/ default color.
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Senior Data Engineer

Interviewed at Mastercard

4.1
Jun 1, 2024

If you have Category (Columns), Sub-Category (Rows), and Sales in the Text card; how do you highlight the min and max sales for each category with red and green color? The rest of the sales need to stay blue/ default color.

we have 2 feeds: 1st feed: device_id, timestamp, location 2nd feed: device_id,timestamp, ssid (as array list) need to retrieve the most recent ssid's when you provide location need to retrieve the most recent location when you provide ssid
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Senior Big Data Engineer

Interviewed at Placer.ai

3.6
Feb 1, 2022

we have 2 feeds: 1st feed: device_id, timestamp, location 2nd feed: device_id,timestamp, ssid (as array list) need to retrieve the most recent ssid's when you provide location need to retrieve the most recent location when you provide ssid

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