TikTok Software Engineering Intern interview questions

Start with a general self-introduction and ask the interviewer questions about your resume to establish context. Then, be prepared to solve a LeetCode medium-to-hard level problem involving ordering numbers using a structured binary search tree. The solution should be implemented efficiently, with a minimum time complexity of O(n log n). Demonstrating clear logic and solid coding skills during this problem will be essential.

Technical interview with two questions and resume review. The questions were both leet code mediums, and the time allotted was quite short. The resume review was highly technical, with the interviewer asking me details about the theory behind diffusion and transformers.