Job Description

About the Team

Our Recommendation Architecture Team is responsible for building and optimizing the architecture of the recommendation system to provide the most stable and best experience for TikTok users. The team focuses on optimizing the recommendation system architecture, ensuring stability and high availability, and improving the performance of both online services and offline data flows. Collaborating with the algorithm team, we work to enhance recommendation effectiveness and user experience, boost system performance while reducing costs, build data and service mid-platforms, and realize flexible and scalable high-performance storage and computing systems.

We are looking for talented individuals to join our team in 2026. As a graduate, you will get opportunities to pursue bold ideas, tackle complex challenges, and unlock limitless growth. Launch your career where inspiration is infinite at TikTok.

Successful candidates must be able to commit to an onboarding date by end of year 2026. Please state your availability and graduation date clearly in your resume.

Candidates can apply to a maximum of two positions and will be considered for jobs in the order you apply. The application limit is applicable to TikTok and its affiliates' jobs globally. Applications will be reviewed on a rolling basis - we encourage you to apply early.

Responsibilities

- Participate in the design of recommendation systems to enhance the development efficiency, performance, scalability, and recommendation effectiveness of the system.

- Optimize backend systems and services for data security, modularity, computational efficiency and scalability.

- Trouble-shooting of the production system, design and implement the necessary mechanisms and tools to ensure the stability of the overall operation of the production system.

- Build industry-leading distributed systems such as storage and computing to provide reliable infrastructure for massive data and large-scale business systems.

- Pursue extreme performance optimization in the storage layer, computing layer, or application layer.

- Analyze user needs and develop software solutions, applying principles and techniques of computer science, engineering, and mathematical analysis.

- Collaborate with colleagues to serve global users and tackle the challenges brought by globalized architecture.