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TikTok · 2 weeks ago

Machine Learning Engineer Graduate Short Video Content Ecology - 2026 Start (PhD)

San Jose, CA

Full-time

Onsite

New Grad, Entry Level

$137K/yr - $259K/yr

TikTok is the leading destination for short-form mobile video, and they are seeking a Machine Learning Engineer to join their Content Ecology team. The role focuses on leveraging AI and machine learning to enhance user experience across various sub-businesses under the short video business line.

Content CreatorsContent DiscoveryMedia and EntertainmentSocial MediaVideo

H1B Sponsor Likely

Responsibilities

Utilizing large language models to address intelligent customer service and commercial customer service challenges

Employing multimodal understanding technologies to solve content understanding and governance issues in local services

Applying AI capabilities to provide hot event/topic discovery, event extraction, and summarization for the search business line

Developing multimodal creator modeling and profiling capabilities to support downstream recommendation, search, and content safety applications, enhancing the platform’s understanding of creators’ behavior, styles, and influence

Building agent-style LLM systems that can autonomously plan, act, and interact to solve complex user and business problems across domains such as customer service, search, and creator tools

Qualification

PhD in Computer ScienceProgramming skillsNLP expertiseMachine learning frameworksComputer Vision expertiseLarge Language ModelsTeam communicationPublished papersHands-on project experienceCollaboration skills

Required

PhD Degree in Computer Science or a related major

Experienced in programming and algorithmic skills, proficient in languages such as Python or C++

Deep understanding of one of the following areas: NLP (Natural Language Processing), CV (Computer Vision), LLM (Large Language Models)/MLLM (Multimodal Language Models), Search, or Agentic AI

Experienced in one or more of the following topics: TensorFlow, PyTorch, or other machine learning frameworks

Good team communication and collaboration skills

Preferred

Experience in building ML model development for large-scale consumer-facing applications

Experience or domain expertise in one or more of the following areas is preferred: NLP, CV, LLM/MLLM, Agentic LLMs, Dialog Systems, Search, Recommendation Systems, or Creator Modeling

Published papers or hands-on project experience in the fields of NLP, CV, agent-based systems, or multimodal technologies

Benefits

Medical, dental, and vision insurance

401(k) savings plan with company match

Paid parental leave

Short-term and long-term disability coverage

Life insurance

Wellbeing benefits

10 paid holidays per year

10 paid sick days per year

17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure)

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)