Software Engineer Graduate; Recommendation Infrastructure

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@2026 Tik Tok

Technology

Location:

San Jose

Employment Type:

Regular

Job Code:

A03672

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Responsibilities

About the Team Our Recommendation Architecture Team is responsible for building up and optimizing the architecture of the recommendation system for Tik Tok's vertical businesses, providing the most stable and best experience for Tik Tok users. We focus on optimizing the recommendation system architecture, ensuring stability and high availability, and improving the performance of both online services and offline data flows.

We work closely with algorithm teams to improve recommendation effectiveness while boosting performance and reducing costs.

We are looking for talented individuals to join our team. As a graduate, you will get opportunities to pursue bold ideas, tackle complex challenges, and unlock limitless growth.

Successful candidates must be able to commit to an onboarding date by the end of the year. 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 our Company 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 the recommendation system to enhance development efficiency, performance, scalability, and recommendation effectiveness.

- Build and maintain high-performance, high-availability online services (retrieval, ranking orchestration, feature and index services) for the Tik Tok recommendation system.

- Build efficient and reliable data pipelines for candidate generation, profile generation, and training-example generation.

- Pursue extreme performance optimization in the storage layer, computing layer, or application layer; optimize latency (P99), throughput, and resource cost at scale.

- Troubleshoot production issues and build mechanisms that ensure operational stability, including capacity planning, disaster recovery, and monitoring.

- Collaborate with machine learning engineers to product ionize models efficiently and safely.

Qualifications

Minimum Qualifications
- Individuals who are completing or have recently completed a Bachelor's degree in Computer Science or a related discipline.

- Strong programming skills with good code design and style; familiarity with at least one of Go, C++, Java, or Python.

- Solid understanding of data structures, algorithms, operating systems, computer networking, and distributed/scalable systems design.

Preferred Qualifications
- Interest in recommendation systems, with an understanding of their principles or execution processes.

- Internship experience in performance optimization or architecture work in high-traffic scenarios.

- Familiarity with RPC frameworks, caching, or large-scale storage/messaging systems (Redis, Kafka, etc.).

- Agile and quick learner with self-motivation, a sense of ownership, and creative problem-solving abilities.

Job Information

The base salary range for this position in the selected city is $128000 - $316800 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Benefits may vary depending on the nature of employment and the country work location. Employees have day one…