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TikTok · 3 days ago

[Online Assessment] Software Engineer Intern (Recommendation Infrastructure) - 2026 Summer (BS/ MS)

Seattle, WA

Internship

Onsite

Intern

$42.75/hr - $42.75/hr

Start in 2026 Summer

TikTok is the leading destination for short-form mobile video, and they are seeking talented individuals for a Software Engineer Intern position in their Recommendation Infrastructure Team. The role involves building and maintaining online services and data pipelines to support TikTok's recommendation system.

Content CreatorsContent DiscoveryMedia and EntertainmentSocial MediaVideo

H1B Sponsor Likely

Responsibilities

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

Work with your mentor to build globalized large-scale recommendation system

Design and develop high performance computing frameworks and storage systems

Qualification

CC++JavaGolangMachine LearningBig Data FrameworksDistributed Storage SystemsDriveEffective CommunicationSense of Ownership

Required

Must be able to commit to a 12-week full-time work period during Summer 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

Must obtain work authorization in country of employment at the time of hire, and maintain ongoing work authorization during employment

Preferred

Graduating December 2025 onwards with intent to return to degree-program after the completion of the internship

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 is a plus

Benefits

Interns have day one access to health insurance

Life insurance

Wellbeing benefits and more

Interns also receive 10 paid holidays per year

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 housing allowance.

Company

TikTok

Glassdoor3.4

TikTok is a short-form video entertainment app and social network platform. It is a sub-organization of ByteDance.

Founded in 2003

Los Angeles, California, USA

10001+ employees

https://www.tiktok.com

H1B Sponsorship

TikTok has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (979)

2024 (601)

2023 (387)

2022 (322)

2021 (133)

2020 (72)