TikTok
Machine Learning Engineer, Recommendation, E-Commerce Alliance
San Jose, California · Full-time · Posted Oct 28, 2026
- Experience
- 2+ years of industry experience.
About the job
Builds machine-learning systems for creator and product recommendations in TikTok e-commerce, aiming to improve conversion, merchant monetization, and shopping experience.
What you'll do
- Build large-scale algorithms to model creators’ real-time interests and improve conversion.
- Optimize commodity relationship mining and product recommendation ranking and recall.
- Analyze creator and merchant behavior to develop targeted algorithm strategies.
What they ask for
- Solid theoretical foundation in machine learning.
- Familiarity with matrix factorization, GBDT, LTR, Word2vec, DIN, and Deep&Wide.
- Proficiency in Python and C++.
Nice to have
- Experience with any of XGboost, TensorFlow, or Caffe.
- Excellent learning ability and good communication and cooperation skills.
Tools
Python, C++, matrix factorization, GBDT, LTR, Word2vec, DIN, Deep&Wide
AI focus
Develop machine-learning algorithms for creator interest modeling and e-commerce product recommendation, ranking, and recall.
Model-written summary · the original posting is authoritative