Process
The first two rounds consisted of algorithmic problems and were relatively manageable. The third round included some network and Java language questions, as well as string processing involving summing hex strings. I did not manage to get it working on time.
Questions
Implement hex string sum function
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Interview Statistics
The following metrics were computed from 2 interview experiences for the TikTok Mobile Developer role in Singapore.
Success Rate
0%
Pass Rate
TikTok's interview process for their Mobile Developer roles in Singapore is extremely selective, failing the vast majority of engineers.
Experience Rating
Positive50%
Neutral50%
Negative0%
Candidates reported having very good feelings for TikTok's Mobile Developer interview process in Singapore.
TikTok Work Experiences
5.0
A great place for learning
Mobile Developer • Current Employee
Singapore, Singapore
March 30, 2023
Pros: - I'm lucky enough to be in an amazing team, full of fun people (your mileage may vary).
- Challenging yet supportive environment conducive for learning.
- I get to propose my own ideas even as a junior (again, your mileage may vary).
Cons: - Language barriers may be challenging.
- Cultural differences may come as a shock.
- Work-life balance (it really depends on your perception; I don't regard it as a con, but I'd wager it's safer to list it as a con).
2.0
Good Pay, Bad Culture
Software Development Engineer In Test (SDET) II • Former Employee
Singapore, Singapore
June 23, 2025
Pros: Good benefit, high technologies. Competitive salary & bonuses: Often benchmarked at or above market, especially for tech roles.
Cons: Weekends and late-night work.
Employees frequently leave within 1–2 years due to bad culture, especially in teams with leadership from China.
2.0
Learn Lots, Brutal On-call
Backend Software Engineer • Current Employee
Singapore, Singapore
October 21, 2025
Pros: A lot of work, a lot of ownership. You will definitely learn a lot.
Cons: High-paced, brutal on-call. If you don't know Chinese, you have no career progression.
- 5.0A great place for learningMobile Developer • Current EmployeeSingapore, SingaporeMarch 30, 2023Pros: - I'm lucky enough to be in an amazing team, full of fun people (your mileage may vary). - Challenging yet supportive environment conducive for learning. - I get to propose my own ideas even as a junior (again, your mileage may vary).Cons: - Language barriers may be challenging. - Cultural differences may come as a shock. - Work-life balance (it really depends on your perception; I don't regard it as a con, but I'd wager it's safer to list it as a con).
- 2.0Good Pay, Bad CultureSoftware Development Engineer In Test (SDET) II • Former EmployeeSingapore, SingaporeJune 23, 2025Pros: Good benefit, high technologies. Competitive salary & bonuses: Often benchmarked at or above market, especially for tech roles.Cons: Weekends and late-night work. Employees frequently leave within 1–2 years due to bad culture, especially in teams with leadership from China.
- 2.0Learn Lots, Brutal On-callBackend Software Engineer • Current EmployeeSingapore, SingaporeOctober 21, 2025Pros: A lot of work, a lot of ownership. You will definitely learn a lot.Cons: High-paced, brutal on-call. If you don't know Chinese, you have no career progression.
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