LLM Machine Learning Engineer, TikTok Search

About the team

Our Search Team is responsible for building and owning TikTok's search engine which provides our users the best search experience. On the TikTok Search Team, you’ll have the opportunity to build a full-stack search engine system and combine information retrieval technology with modern machine learning methods from related fields such as NLP, Computer Vision, Multimodal, and Recommender Systems. We embrace a culture of self-direction, intellectual curiosity, openness, and problem-solving. Job Responsibilities Be responsible for the iterative optimization of photo-text search quality and relevance algorithm directions. Based on multi-modal technology for photo-text content understanding, grasp the core characteristics of the photo-text genre, focus on optimizing photo-text relevance models, solve core pain points such as photo-text semantic alignment and cross-modal matching, break through technical bottlenecks, expand the contribution of photo-text search to the se...