Research Scientist Intern (Trust and Safety - CV/NLP/Multimodal LLM) - 2027 Start (PhD)

TikTok

Locations
Seattle, United States of America · San Jose, United States of America
Salary range
USD $118,560 base

Stated as USD $57 an hour, at 40 hours a week.

Workplace
In office
Level
Individual contributor
Job family
Data & Analytics
Posted
Recently

The T&S Network estimates this role to be P1, Junior / Specialist. Key skills at this level: builds and ships detection or enforcement systems in production, evaluates a classifier on the metric that matches the harm, not on accuracy, and works with labeled data of uneven and adversarial quality.

Learn more about this and similar levels
Why this level

Estimated from the posting rather than stated by the employer: an early-career or graduate seat · posts $119k to $119k base at a company over 5,000 · the title reads as P2.

Apply on TikTok

The role, in T&S terms

Written by the T&S Network from TikTok's posting.

Research internship on the algorithm team that builds computer vision, NLP and multimodal models to detect content and behaviors violating community guidelines and related regulations. The work targets violating content on TikTok, using multimodal and large-model approaches.

What you'd do

  • Develop computer vision or multimodal models that recognize violating content on TikTok
  • Explore large multimodal and vision models such as CLIP, BLIP, Flamingo and ViT variants
  • Explore applying LLMs to business scenarios, including pre-training, zero-shot and few-shot learning
  • Mine hard cases to improve model performance on violating content
  • Continuously optimize the training framework for training large models

What it asks for

  • Currently pursuing a PhD in computing or an adjacent technical field
  • Research experience in at least one of computer vision, multimodality, or LLMs
  • Proficiency with at least one deep learning framework such as PyTorch or TensorFlow
  • Strong analytical, problem-solving, logical thinking, communication and collaboration skills
  • Publications in top AI conferences or journals such as CVPR, ICCV, ECCV, NeurIPS, ICML or ICLR (preferred)

Our best summary of the posting, and it can be wrong. The employer's posting is what counts: read it in full on TikTok before you apply. If we got something wrong, report this listing.

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Still listed 14 hours ago

About TikTok

The employer

About TikTok

Social platforms · Media and streaming · Culver City, CA · 50,001 to 100,000 people · Founded 2016

Company profile

Short-form video platform, run by ByteDance outside the US and by a joint venture of Oracle, Silver Lake and MGX inside it since 2026.

Moderation, reported

TikTok filed 37.7M moderation decisions with the European Commission for May 2026.

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Listed automatically from TikTok's public job board. Applications go to the employer. The T&S Network isn't involved in hiring for this job.

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