Spotify
Music streaming platform using ML for personalization and recommendation.
4 Rounds
~21 Days
Hard
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Data Engineer
•
Technical
•
medium
Write a SQL query to calculate the 7-day rolling average of streams for each artist over the past month.
#Window Functions
#Aggregations
#Time Series
Data Engineer
•
Technical
•
easy
Write a SQL query to find users who listened to the exact same song more than 10 times in a single calendar day.
#GROUP BY
#HAVING
#Date Functions
Data Engineer
•
Technical
•
medium
Write a SQL query to identify the top 3 most skipped tracks (played for less than 30 seconds) in the last 24 hours.
#Filtering
#Sorting
#LIMIT
Data Engineer
•
Technical
•
hard
Write a SQL query to calculate the Month-over-Month retention rate of Spotify Premium users.
#Self Joins
#CTEs
#Cohort Analysis
Data Engineer
•
Technical
•
hard
Write a SQL query to find the median listening time per user without using built-in median functions.
#Window Functions
#PERCENT_RANK
#Math
Data Engineer
•
Technical
•
hard
Write a query to identify 'bouncing' users—users who started a playlist, listened to less than 10 seconds of the first track, and did not play another track within 1 hour.
#LEAD/LAG
#Window Functions
#Time Intervals
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.