Software Engineer, Recommendation Infrastructure (Seattle)

TikTok

Seattle, Washington, United States of America Posted October 26, 2026

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On-site Full-time Mid level
Job Description

About The Team:
Our Recommendation Architecture Team is responsible for building up and optimizing the architecture for our recommendation system to provide the most stable and best experience for our TikTok users.

Responsibilities - What You'll Do

  • Build and maintain high performance online services for TikTok recommendation system;
  • Build extremely efficient and reliable data pipelines for candidates generation, profile generation, training examples generation, realtime online training, etc;
  • Build globalized large-scale recommendation system;
  • Design and develop high performance computing frameworks and storage systems.
  • Bachelor's degree or above, majoring in Computer Science or related fields, - At least 3 years of experience building scalable system;
  • Experience in programming, included but not limited to, the following programming languages: C, C++, Java or Golang;
  • Effective communication skills and a sense of ownership and drive;
  • Experienced in at least one area of the following areas: personalized recommendations, search engine, machine learning, distributed storage system, big data frameworks is a plus.
Required Skills
software development C++ Java Go communication machine learning
How to apply

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