Machine Learning Scientist Graduate (TikTok Trust and Safety) - 2027 Start (PhD)

TikTok

Locations
Seattle, United States of America · San Jose, United States of America
Salary range
USD $153,900 – $300,960 base
Workplace
In office
Level
Individual contributor
Job family
Data & Analytics
Posted
Recently

The T&S Network estimates this role to be P2, Professional. The typical base salary for that level in Safety Engineering & Data Science is $130k to $200k at an employer this size. 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 $154k to $301k base at a company over 5,000 · the title reads as P2.

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The role, in T&S terms

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

Builds computer vision, NLP and multimodal models that detect content and behaviors violating community guidelines and related regulations on TikTok. The algorithm team works on content understanding models that improve recognition of violating content, along with the distributed training framework behind them.

What you'd do

  • Develop content understanding models to improve recognition of violating content on the platform.
  • Optimize the distributed model training framework on an ongoing basis.
  • Work with product teams to define business objectives and shape trust and safety strategy.
  • Work with engineering teams to deploy models, design online model workflows, and build serving pipelines at scale.
  • Work with the data science team to identify key challenges and propose data-driven strategies.
  • Build classifiers and learning systems across text, images and combined media, including reinforcement learning and large language models, for content understanding.

What it asks for

  • PhD in computer science or a related discipline, completed or recently completed.
  • Strong coding skills.
  • Curiosity about new technologies and entrepreneurship.
  • Solid skills in communicating and working within a team.

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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