Student Researcher [Seed Vision – Multimodal Interaction & World Model Pretraining] – 2026 Start (PhD)

3 Minutes ago • All levels • Research Development • $135,200 PA - $135,200 PA

Job Summary

Job Description

The Seed Multimodal Interaction and World Model team at ByteDance is dedicated to developing models with human-level multimodal understanding and interaction, aiming to advance multimodal assistant products. This PhD internship for 2026 offers students the opportunity to contribute to products and research by advancing world models and multimodal understanding, enhancing reasoning and generation capabilities, designing novel architectures, and establishing scaling laws through systematic ablations.
Must have:
  • Currently pursuing a PhD in Computer Vision, Machine Learning, or a related technical field.
  • Familiarity with multimodal modeling, world models, or foundation model pretraining.
  • Strong coding skills and hands-on experience with PyTorch or JAX.
  • Experience with large-scale distributed training frameworks and GPU/TPU compute stacks.
  • Demonstrated research ability, with publications in top-tier conferences such as CVPR, ICCV, ECCV, NeurIPS, ICML, or ICLR.
Good to have:
  • Experience working with transformer-based architectures, including dense and Mixture-of-Experts (MoE) models.
  • Understanding of scaling behavior in foundation models and how to analyze them.
  • Familiarity with data preparation pipelines for large-scale multimodal pretraining.
Perks:
  • Day one access to health insurance
  • Life insurance
  • Wellbeing benefits
  • 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)
  • Housing allowance (for interns not working 100% remote)

Job Details

Responsibilities

About the team The Seed Multimodal Interaction and World Model team is dedicated to developing models that boast human-level multimodal understanding and interaction capabilities. The team also aspires to advance the exploration and development of multimodal assistant products. Employ pre-training and simulation technologies to model various environments of the virtual and physical world, providing foundational capabilities for multimodal interactive exploration. We are looking for talented individuals to join us for an internship in 2026. PhD Internships at ByteDance aim to provide students with the opportunity to actively contribute to our products and research, and to the organization's future plans and emerging technologies. PhD internships at ByteDance provide students with the opportunity to actively contribute to our products and research, and to the organization's future plans and emerging technologies. Our dynamic internship experience blends hands-on learning, enriching community-building and development events, and collaboration with industry experts. Applications will be reviewed on a rolling basis – we encourage you to apply early. Please state your availability clearly in your resume (Start date, End date). Responsibilities: - Contribute to research and engineering to advance world models and multimodal understanding, enhancing models' reasoning and generation capabilities. - Design and prototype novel architectures that balance modeling performance, generalization, and efficiency. - Help establish scaling laws and conduct systematic ablations to derive transferrable insights across model families and tasks.

Qualifications

Minimum Qualifications: - Currently pursuing a PhD in Computer Vision, Machine Learning, or a related technical field. - Familiarity with multimodal modeling, world models, or foundation model pretraining. - Strong coding skills and hands-on experience with PyTorch or JAX. - Experience with large-scale distributed training frameworks and GPU/TPU compute stacks. - Demonstrated research ability, with publications in top-tier conferences such as CVPR, ICCV, ECCV, NeurIPS, ICML, or ICLR. Preferred Qualifications: - Experience working with transformer-based architectures, including dense and Mixture-of-Experts (MoE) models. - Understanding of scaling behavior in foundation models and how to analyze them. - Familiarity with data preparation pipelines for large-scale multimodal pretraining.

Job Information

【For Pay Transparency】Compensation Description (Hourly) - Campus Intern

The hourly rate range for this position in the selected city is $65- $65.

Benefits may vary depending on the nature of employment and the country work location. 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 housing allowance.

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 Doubao (Seed)

Founded in 2023, the ByteDance Doubao (Seed) Team, is dedicated to pioneering advanced AI foundation models. Our goal is to lead in cutting-edge research and drive technological and societal advancements.

With a strong commitment to AI, our research areas span deep learning, reinforcement learning, Language, Vision, Audio, AI Infra and AI Safety. Our team has labs and research positions across China, Singapore, and the US.

Why Join ByteDance

Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day.

As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion

ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

Reasonable Accommodation

ByteDance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://tinyurl.com/RA-request

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About The Company

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.
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