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TikTok

Short-form video platform with ads

Search Safety Operations Intern

Natural Language Processing & LLMsConfirmed live in the last 24 hours
Internship · Summer 2027San Jose, CA, USA$25 /hrIn-person

About the Job

Requirements

  • Currently pursuing an undergraduate or master's degree in computer science, statistics, information management, data science, or a related discipline.
  • Ability to understand, interpret, and structure complex textual content with attention to detail and nuance.
  • Exceptional English writing and communication skills, with the ability to produce clear, precise, and logically structured content at scale.
  • Strong interest in large language models and ability to learn AI-related concepts, tools, and workflows quickly and apply them in practice.
  • Ability to handle large volumes of work with consistency and quality.

Responsibilities

  • Assist in building and maintaining high-quality datasets and knowledge bases for new large language model training initiatives, ensuring accuracy, diversity, and contextual richness.
  • Help design labeling frameworks and taxonomies, and generate large-scale, high-consistency labeled datasets to support supervised and reinforcement learning workflows.
  • Produce, review, and refine large volumes of training data based on defined standards, use cases, and evaluation criteria.
  • Draft, iterate, and optimize prompts for different training and evaluation scenarios, ensuring clarity, coverage, and alignment with model objectives.
  • Analyze model outputs to identify gaps, biases, or failure patterns, and translate insights into improved prompts or data requirements.
  • Apply an understanding of large language model capabilities and limitations to design data and prompts that improve model performance.
  • Understand complex content across domains, identify key signals, intent, and nuances, and convert them into structured training inputs.
  • Conduct quality reviews on datasets, labels, and prompts, ensuring consistency, logical soundness, and adherence to guidelines.
  • Refine data standards and workflows based on model feedback and project needs.

Desired Qualifications

  • Currently pursuing or recently completed a major in humanities, social sciences, foreign languages, international relations, or a related field.
  • Prior experience in content annotation, data labeling, research assistance, or AI-related operations.
  • Experience interacting with large language models, such as prompt engineering, evaluation, or content generation projects.

About the Company

TikTok

Short-form video platform with ads

TikTok is a short-form mobile video platform that lets people create, discover, and share quick videos. Users upload vertical clips, edit them with built-in tools, and browse a personalized feed powered by an algorithm that highlights relevant content. Advertisers can use in-feed ads, branded hashtags, and the Business Center to plan and measure campaigns, making it easy for brands to reach a global audience. Its goal is to inspire creativity and bring joy by helping people express themselves and by connecting brands with a wide audience.

Company size
10,001+
Company stage
Grant
Total funding
$740K
Headquarters
Santa Monica, CA
Founded
2016

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