Spotify Interview Questions — 13 DSA Problems

8 problems with full solutions in Python, Java, C++, JavaScript, Go, Rust.

Most frequently asked Spotify LeetCode questions for software engineering interviews.

• Moving Average from Data Stream (EASY) — Array, Design, Queue, Data Stream
• Leetcodify Friends Recommendations (HARD) — Database
• Leetcodify Similar Friends (HARD) — Database
• Two Sum (EASY) — Array, Hash Table
• Longest Substring Without Repeating Characters (MEDIUM) — Hash Table, String, Sliding Window
• Analyze User Website Visit Pattern (MEDIUM) — Array, Hash Table, Sorting
• Valid Parentheses (EASY) — String, Stack
• Kth Largest Element in an Array (MEDIUM) — Array, Divide and Conquer, Sorting, Heap (Priority Queue), Quickselect
• Valid Palindrome (EASY) — Two Pointers, String
• Find Median from Data Stream (HARD) — Two Pointers, Design, Sorting, Heap (Priority Queue), Data Stream
• Ransom Note (EASY) — Hash Table, String, Counting
• Walls and Gates (MEDIUM) — Array, Breadth-First Search, Matrix
• Maximum Depth of Binary Tree (EASY) — Tree, Depth-First Search, Breadth-First Search, Binary Tree