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 Scientist
•
Coding
•
easy
Write a Python function to calculate the cosine similarity between two user embedding vectors.
#Python
#Math
#Vectors
Data Scientist
•
Coding
•
medium
Given a list of user listening histories, write a function to find the longest contiguous subsegment of songs by the same artist.
#Python
#Arrays
#Two Pointers
Data Scientist
•
Coding
•
medium
Simulate a biased coin (e.g., 70% heads) using a fair coin in Python.
#Probability
#Simulation
#Python
Data Scientist
•
Coding
•
hard
Implement the K-means clustering algorithm from scratch in Python.
#Machine Learning
#Python
#Math
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.