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
Machine Learning Engineer
•
Coding
•
medium
Given a log of user listening history, write a function to return the top K most frequently played artists.
#Heaps
#Hash Maps
#Data Structures
Machine Learning Engineer
•
Coding
•
hard
Write an algorithm to merge K sorted lists of top tracks from different geographical regions into a single global top tracks list.
#Linked Lists
#Heaps
#Divide and Conquer
Machine Learning Engineer
•
Coding
•
medium
Given an array of song durations and a maximum time limit, find the longest contiguous sub-array of songs that fit within the time limit.
#Sliding Window
#Arrays
Machine Learning Engineer
•
Coding
•
medium
Implement a rate limiter for the Spotify Web API to prevent abuse.
#System Design
#Concurrency
#Data Structures
Machine Learning Engineer
•
Coding
•
medium
Given a string without spaces (e.g., a concatenated search query) and a dictionary of valid artist names, determine if the string can be segmented into a space-separated sequence of valid artists.
#Dynamic Programming
#Strings
Machine Learning Engineer
•
Coding
•
hard
Given a string representing a user's listening session (where characters represent genres), find the shortest contiguous substring that contains at least one of every genre in a given target set.
#Sliding Window
#Hash Maps
#Strings
Machine Learning Engineer
•
Coding
•
easy
Given two strings representing song titles, write a function to determine if they are anagrams of each other (useful for fuzzy search matching).
#Strings
#Hash Maps
#Sorting
Difficulty Radar
Based on recent AI-sourced data.
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The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
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Think Out Loud
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