Backend Developer Interview Experience - Singapore, Singapore
Process
After a call with HR, I had Round 1, which involved a hard-category LeetCode challenge (k linked lists merge) and some system design questions. Despite success in the challenge and the questions, I was rejected by email the next day with little other feedback.
Questions
Merge k linked lists together.
Design a system with just one product and tens of thousands of users.
How do load balancers know where to route traffic?
Pros and cons of microservices:
- Pros:
- Cons:
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Interview Statistics
The following metrics were computed from 4 interview experiences for the TikTok Backend Developer role in Singapore, Singapore.
Success Rate
TikTok's interview process for their Backend Developer roles in Singapore, Singapore is extremely selective, failing the vast majority of engineers.
Experience Rating
Candidates reported having very good feelings for TikTok's Backend Developer interview process in Singapore, Singapore.
TikTok Work Experiences
- 2.0Burned out everydayBackend Developer • Current EmployeeVancouver, British Columbia, CanadaMarch 23, 2025Pros: Good benefit and okay pay.Cons: Late night meeting, too much workload.
- 4.0Fast Growth, Some Management IssuesBackend Developer • Current EmployeeMarch 27, 2022Pros: 1. Fast growth 2. A lot of usersCons: Fast growth brings some management issues.
- 4.0Talented Team, Manager DependentBackend Developer • Current EmployeeSingapore, SingaporeApril 8, 2025Pros: Good benefits. Work with talented people.Cons: Fast pace, how you perform depends on your manager.
TikTok Interview Questions
