Software Engineer Intern (Recommendation Infrastructure) - 2026 Fall (BS/ MS)

Software Engineer Intern (Recommendation Infrastructure) - 2026 Fall (BS/MS) Location: Seattle | Employment Type: Intern | Job Code: A237447B Responsibilities Team Introduction: The Recommendation Infrastructure Team is responsible for building reliable, efficient, flexible, and generic recommendation components, systems, and platforms. Our work supports the fast iteration and incubation of TikTok's recommendation products. We are looking for talented individuals to join us for an internship in 2026. Internships at TikTok aim to offer students industry exposure and hands‑on experience. Turn your ambitions into reality as your inspiration brings infinite opportunities at TikTok. Internships at TikTok aim to provide students with hands‑on experience in developing fundamental skills and exploring potential career paths. A vibrant blend of social events and enriching development workshops will be available for you to explore. Here, you will utilize your knowledge in real‑world scenarios while laying a strong foundation for personal and professional growth. This Internship Program runs for 12 weeks beginning in August/September 2026. Successful candidates must be able to commit to one of the following internship start dates below: 8/10/2026, 8/24/2026, 9/8/2026, 9/21/2026. We will prioritize candidates who are able to commit to these start dates. Build and maintain high performance online services for TikTok recommendation system. Build extremely efficient and reliable data pipelines for candidate generation, profile generation, training examples generation, realtime online training, etc. Work with your mentor to build globalized large-scale recommendation system. Design and develop high performance computing frameworks and storage systems. Qualifications Minimum Qualifications Must be able to commit to a 12-week full-time work period during Fall 2026. Currently pursuing an Undergraduate/Masters degree in Software Development, Computer Science, Computer Engineering, or a related technical discipline. 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. Preferred Qualifications Demonstrated software engineering experience from previous internship, work experience, coding competitions, or publications. Demonstrated experience in one area of the following areas: personalized recommendations, search engine, machine learning, distributed storage system, big data frameworks. Job Information The hourly rate range for this position in the selected city is $42.75. The rate is $42.75. Benefits Interns have day‑one access to health insurance, life insurance, wellbeing benefits and more. Interns also receive 10 paid holidays per year and paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year). Interns who are not working 100% remote may also be eligible for a housing allowance. The Company reserves the right to modify or change these benefits programs at any time, with or without notice. Equal Employment Opportunity For Los Angeles County (unincorporated) Candidates: Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment: Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues; Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; Exercising sound judgment. #J-18808-Ljbffr