TikTok
Senior Machine Learning Engineer, Search - Local Services Team
Seattle, Washington · Senior · Full-time · Posted Oct 28, 2026
About the job
Develops full-stack search and recommendation algorithms to improve discovery and conversion for local hospitality, dining, and leisure services.
What you'll do
- Improve local-services search and user discovery while supporting ecosystem growth.
- Apply large-scale machine learning to improve shopping experiences and conversion efficiency.
- Design and implement search algorithms spanning query analysis, recall, ranking, personalization, CTR/CVR prediction, and value blending.
What they ask for
- Strong foundation in machine learning and deep learning, with NLP experience.
- Strong coding skills and knowledge of data structures and algorithms.
- Proficiency in Linux development environments.
- Excellent analytical and problem-solving skills.
Nice to have
- Prior experience in search, recommendation, or advertising algorithms.
- Familiarity with local life services and e-commerce businesses.
Tools
Linux, NLP
AI focus
Uses large-scale machine learning and deep learning for search and recommendation, including personalized relevance, CTR/CVR prediction, and ranking.
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