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Tech Lead, Recommendation Infrastructure

San Jose, United States of America💼 Full-time🗓 2026-09-28

Core

Building and optimizing stable, efficient, flexible, and general-purpose recommendation systems, platforms, and data applications to support rapid iteration and growth of TikTok products.

Role type

Senior Tech Lead for Recommendation Infrastructure

Builds

Distributed systems, online systems, and data pipelines for large-scale recommendation and machine learning

Domain

Social media, Recommendation systems, Big data

Deliverable

production ML models

Required skills

Distributed systems architecture, System optimization, Data pipeline engineering, Technical leadership, Cross-functional collaboration, Scalability design

Preferred skills

Personalized recommendations, Search engine systems, Machine learning infrastructure, Distributed storage systems, Big data frameworks

Technologies

C, C++, Java, Python

Responsibilities

Lead a team of engineers in creating innovative distributed systems; Build and optimize scalable online systems and data pipelines; Define roadmap and deliver end-to-end infrastructure solutions; Support global development and operation of recommendation systems

Seniority

Senior, hands-on IC with leadership

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