Problem database last updated: June 20, 2025
2 problems · 1 Easy, 0 Medium, 1 Hard · Ranked #413 of 458
1 Easy
50% · avg 23%
0 Medium
0% · avg 59%
1 Hard
50% · avg 18%
Based on 2 reported problems, Tinder interviews are significantly harder than average - 50% Hard vs 18% across all companies.
Compared to the industry average, Tinder puts unusual emphasis on data-stream (100% of problems, 150.4x the industry average), design (100% of problems, 17.3x the industry average), heap-priority-queue (100% of problems, 16.5x the industry average). If you're short on time, these are the categories to double down on.
The most common topics are design (100%), heap-priority-queue (100%), data-stream (100%), two-pointers (50%). Problems below are sorted by frequency, the ones at the top are asked most often.
| Problem | Difficulty | Frequency | Topics | |
|---|---|---|---|---|
Find Median from Data Stream The median is the middle value in an ordered integer list. If the size of the list is even, there is no middle value, and the median is the mean of the two midd... | Hard | Very Likely | two-pointersdesignsorting | Solve |
Kth Largest Element in a Stream You are part of a university admissions office and need to keep track of the kth highest test score from applicants in real-time. This helps to determine cut-of... | Easy | Very Likely | treedesignbinary-search-tree | Solve |
Find Median from Data Stream
SolveThe median is the middle value in an ordered integer list. If the size of the list is even, there is no middle value, and the median is the mean of the two midd...
Kth Largest Element in a Stream
SolveYou are part of a university admissions office and need to keep track of the kth highest test score from applicants in real-time. This helps to determine cut-of...
Frequency scores are based on crowdsourced interview reports. A higher score means the problem has been reported more often in recent Tinder interviews.
Very Likely
75-100%
Likely
50-74%
Sometimes
25-49%
Rare
0-24%
Tinder interviews focus heavily on design, heap-priority-queue, data-stream problems. If you're short on time, these are the categories to prioritize. The problems on this page are sorted by frequency, so start from the top and work your way down.
Beyond solving problems, practice explaining your approach. Tinder interviewers care about your thought process - how you break down a problem, consider edge cases, and evaluate tradeoffs between solutions. A clean O(n) solution you can explain clearly beats an O(log n) solution you can't articulate.
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Tinder has been reported to ask 2 distinct coding problems. The most common topics are design, heap-priority-queue, data-stream. 1 are Easy difficulty, 0 are Medium, and 1 are Hard. Problems are sorted by frequency - the ones at the top are asked most often.
Based on 2 reported problems, Tinder interviews are significantly harder than average - 50% Hard vs 18% across all companies. 0% of questions are Medium difficulty. Focus on the high-frequency Medium problems first, then work through the Hard ones.
Start with the highest-frequency problems listed on this page. Focus on the core topics: design, heap-priority-queue, data-stream. Practice solving them under time pressure and explaining your approach out loud. Mock interviews with AI can simulate the real experience.
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