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Twitch interview questions

58 questions14 coding5 system design39 behavioral7 freeUpdated

This is every question in the Twitch guide, in one list: 14 coding problems, 5 system designs and 39 behavioral questions, drawn from what candidates report about Twitch interviews.

Each row shows the round it comes from and links to the lesson that works through it. 7 are free to read in full. The other 51 are Premium, and here you still see their round, difficulty and topic, so you know what you're walking into.

Open the Twitch guide Unlock all 58

Twitch coding interview questions

14 problems, in the order the guide teaches them. Each lesson gives the full problem, a worked solution and the follow-ups interviewers tend to add.

1LRU Cache: Hash Map + Doubly Linked ListFreeMediumStrings, Hashing & Design
2Insert Delete GetRandom O(1): Array + Index MapFreeMediumStrings, Hashing & Design
3Chat Rate Limiter: Sliding Window LogFreeMediumStrings, Hashing & Design
4Concurrent Viewer Counter: Session CountingFreeMediumStrings, Hashing & Design
5Longest Substring Without Repeating CharactersFreeMediumStrings, Hashing & Design
6Run-Length String CompressionFreeMediumStrings, Hashing & Design
7Premium medium problemMediumTrees & Graphs
8Premium medium problemMediumTrees & Graphs
9Premium medium problemMediumDynamic Programming
10Premium medium problemMediumDynamic Programming
11Premium medium problemMediumDynamic Programming
12Premium medium problemMediumHeaps & Intervals
13Premium medium problemMediumHeaps & Intervals
14Premium medium problemMediumHeaps & Intervals

Twitch system design interview questions

5 designs, each worked end to end in its own lesson, from requirements to the architecture and its trade-offs.

#Question
1Design the Live Video PipelineFree
2Design Live Chat at Scale (Premium)
3Design the Transcoding System (Premium)
4Design VOD & Clips (Premium)
5Design Go-Live Notifications (Premium)

A lock means the design is named here and its walkthrough is Premium.

Twitch behavioral interview questions

39 questions, grouped by what the interviewer is testing. The lesson explains why each one gets asked and what a strong answer covers.

Community First (4)

All 4 are Premium

We Play Co-op (4)

All 4 are Premium

Ownership (4)

All 4 are Premium

Deliver Results (4)

All 4 are Premium

Dive Deep (4)

All 4 are Premium

Bias for Action (4)

All 4 are Premium

Have Backbone, Disagree and Commit (3)

All 3 are Premium

Invent and Simplify (4)

All 4 are Premium

Learn and Be Curious (4)

All 4 are Premium

Manager and leadership track (4)

All 4 are Premium

Read the Twitch behavioral questions

See all 58 Twitch questions by name

Premium opens the 51 locked questions on this page, each with the full prompt and a worked answer, and every other lesson in all 100 company guides.

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Common questions

How many questions are in the Twitch interview guide?

58: 14 coding problems, 5 system designs and 39 behavioral questions. The guide was last updated in November 2026.

Which rounds do these Twitch interview questions come from?

All 14 coding problems come from the coding rounds. The 5 system designs and 39 behavioral questions come from the system design and behavioral rounds. Every row in the list carries its round, so you can start with the one you have booked.

Which Twitch interview questions are free?

7 of the 58 are free to read in full, marked Free in the list. The other 51 come with Premium, which also opens all 100 company guides.