TikTok Software Engineer interview questions

The interview was efficient and well-paced. Though the interviewer was serious, their questions focused on core competencies, with moderately difficult algorithm problems testing solid skills and in-depth inquiries into resume experiences. The overall communication was friendly and smooth, the process progressed faster than expected, and I received an invitation for the second round the next day—an excellent experience.

some basic Java and database knowledge and a LeetCode medium problem. The interviewer was friendly and asked follow-up questions about my approach and optimization. Overall, the interview focused more on problem-solving and fundamental understanding rather than advanced topics.