TikTok

World Model Research Scientist (Intelligent Creation) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)

TikTok$162K — $316K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • PhD in Software Development, Computer Science, Computer Engineering, or related field.
  • Proficient in training generative AI or large models with PyTorch or JAX.
  • Strong programming skills and fundamentals in machine learning.
  • Ability to address and solve real-world challenges effectively.
  • Good communication and teamwork skills in fast-paced settings.
  • Preferred: Ph.D. specifically in Generative AI, Machine Learning Systems or equivalent experience.
  • Strong background in research areas like generative AI, LLMs/VLMs, or ML systems.

Responsibilities

  • Conduct research and development in generative AI and multimodal models.
  • Develop large-scale foundation models (LLMs/VLMs) through post-training techniques.
  • Design and build creative application models for the TikTok platform.
  • Drive end-to-end impact from research to production through collaboration.
  • Explore new AI-driven product opportunities for next-generation creative experiences.

Benefits

  • Day one access to 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 available to employees.
  • 10 paid holidays, 10 sick days, and 17 days of Paid Personal Time.
Full Job Description
Responsibilities

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. About the Team The Intelligent Creation - Global GenAI team focuses on applied research in Generative AI, delivering intelligent creation solutions for the TikTok platform. Our mission is to empower users to create and share high-quality content with ease. The team works on cutting-edge areas including multimodal foundation models, image and video generation and editing, efficient model design, and world models. Responsibilities - Conduct research and development in generative AI and multimodal models (e.g., image, video). - Develop large-scale foundation models (LLMs/VLMs), through post-training techniques. - Design and build models for creative applications on the TikTok platform, driving end-to-end impact from research to production through cross-functional collaboration. - Explore new AI-driven product opportunities and contribute to next-generation creative experiences.

Qualifications

Minimum Qualifications: - Individuals who are completing or have recently completed a PhD degree in Software Development, Computer Science, Computer Engineering, or a related technical discipline - Proficiency in training generative AI or large models using frameworks such as PyTorch or JAX. - Strong programming skills and solid fundamentals in machine learning. - Strong problem-solving ability and motivation to tackle real-world challenges. - Good communication and collaboration skills in fast-paced environments. Preferred Qualifications: - Ph.D. in Generative AI, Machine Learning Systems, or a related field, or equivalent experience. - Strong research background in one or more areas: generative AI, LLMs/VLMs, or ML systems. - Hands-on experience in at least one of the following areas: Image/video generation and editing; VLM/LLM fine-tuning; Efficient model design and optimization; Reinforcement learning methods (e.g., RLHF, DPO, GRPO) - Track record of research publications in conferences such as CVPR, ECCV, ICCV, NeurIPS, ICLR, SIGGRAPH, or SIGGRAPH Asia.

Job Information

[For Pay Transparency]Compensation Description (Annually)

The base salary range for this position in the selected city is $162000 - $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 access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

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:

1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;

2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and

3. Exercising sound judgment.

About TikTok

TikTok is a social media app that allows users to create and share short videos. The app was launched in 2016 by Chinese tech company ByteDance. TikTok has become one of the most popular social media apps in the world, with over 1 billion active users. The app has been downloaded over 2 billion times worldwide. TikTok has faced controversy over its data privacy practices and its potential ties to the Chinese government. In 2020, the app faced a potential ban in the United States, but a deal was reached with Oracle and Walmart to create a new company called TikTok Global.
Learn more about TikTok
Size
1,750 employees
Industry
Founded
2012

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