Backend Engineer Interview Experience - Singapore, Singapore
March 1, 2023
Neutral ExperienceNo Offer
Process
General online assessment followed by phone interview. Online assessments were the most difficult part of the process, and involved multiple complex concepts. The questions were algorithm-related, which makes sense for a backend role for their recommendation architecture.
Questions
Implement an LRU Cache at O(1).
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Interview Statistics
The following metrics were computed from 12 interview experiences for the TikTok Backend Engineer role in Singapore, Singapore.
Success Rate
17%
Pass Rate
TikTok's interview process for their Backend Engineer roles in Singapore, Singapore is very selective, failing most engineers who go through it.
Experience Rating
Positive50%
Neutral42%
Negative8%
Candidates reported having very good feelings for TikTok's Backend Engineer interview process in Singapore, Singapore.
TikTok Work Experiences
3.0
Good Team, Tough Timezones
Backend Engineer • Current Employee
Singapore, Singapore
July 5, 2025
Pros: Bigger business scope, able to collaborate with other talented engineers.
Cons: Cross-timezone collaboration: unable to meet your team member offline.
3.0
Good learning experience, but poor code quality
Backend Engineer • Current Employee
June 21, 2024
Pros: Plenty of opportunities for own initiatives, good learning.
Cons: Code quality is pretty poor since most engineers are rushed to complete tasks.
5.0
TikTok Backend Intern
Backend Engineer • Current Employee
Singapore, Singapore
May 20, 2022
Pros: Flat management, great office culture, and work-life balance (WLB).
Cons: Less on-boarding training; you should always explore yourself.
- 3.0Good Team, Tough TimezonesBackend Engineer • Current EmployeeSingapore, SingaporeJuly 5, 2025Pros: Bigger business scope, able to collaborate with other talented engineers.Cons: Cross-timezone collaboration: unable to meet your team member offline.
- 3.0Good learning experience, but poor code qualityBackend Engineer • Current EmployeeJune 21, 2024Pros: Plenty of opportunities for own initiatives, good learning.Cons: Code quality is pretty poor since most engineers are rushed to complete tasks.
- 5.0TikTok Backend InternBackend Engineer • Current EmployeeSingapore, SingaporeMay 20, 2022Pros: Flat management, great office culture, and work-life balance (WLB).Cons: Less on-boarding training; you should always explore yourself.
TikTok Interview Questions
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