TikTok

Site Reliability Engineer Interview Experience - Santa Clara, California

August 1, 2025

Positive ExperienceNo Offer

Process

First round, VO.

Start with a short introduction, then discuss my resume project and deep dive into one aspect of it. This was followed by a hard-level coding problem for about 45 minutes. The interviewer was nice, offering many hints and not rushing for the answer.

Questions

Short self-introduction.

Deep dive into a project that I found most challenging.

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Interview Statistics

The following metrics were computed from 1 interview experience for the TikTok Site Reliability Engineer role in Santa Clara, California.

Success Rate

Pass Rate

TikTok's interview process for their Site Reliability Engineer roles in Santa Clara, California is extremely selective, failing the vast majority of engineers.

Experience Rating

Positive100%

Neutral0%

Negative0%

Candidates reported having very good feelings for TikTok's Site Reliability Engineer interview process in Santa Clara, California.

TikTok Interview Questions

Subarray Sum Equals K

Medium

Determine the total number of continuous subarrays within a given array that sum up to a specific target value, k.

ArraysSliding Windows

Longest Substring Without Repeating Characters

Medium

Find the length of the longest substring within a given string that contains no repeating characters. The substring must be contiguous.

StringsSliding Windows

Generate Parentheses

Medium

Given a number 'n', generate all possible well-formed (balanced) parentheses strings of length 2*n. For instance, if n=3, you need to create all valid combinations like '((()))', '(()())', etc.

RecursionStrings