TikTok
Software Engineer - Recommendation Infrastructure, TikTok Video Social
San Jose, California · Full-time · Posted Oct 28, 2026
- Experience
- At least 2 years building scalable systems.
- Education
- Bachelor’s degree or above in Computer Science or a related field.
About the job
Build and optimize large-scale recommendation infrastructure and services for TikTok’s social experience.
What you'll do
- Build and maintain high-performance online recommendation services and efficient, reliable data pipelines.
- Build a globalized large-scale recommendation system.
- Design and develop high-performance computing frameworks and storage systems.
What they ask for
- Bachelor’s degree or above in Computer Science or a related field.
- At least 2 years of experience building scalable systems.
- Programming experience; listed languages include C, C++, Java, or Golang.
- Effective communication skills, ownership, and drive.
Nice to have
- Experience in personalized recommendations, search engines, machine learning, distributed storage systems, or big data frameworks.
Tools
C, C++, Java, Golang
AI focus
Recommendation systems, including candidate generation, profile generation, training-example generation, and real-time online training.
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