Data Scientist, Trust & Safety – ML for Safer Platforms

TikTok USDS Joint Venture; San Jose (CA); On-site; USD 144,000 - 240,000; Full time

Job summary

TikTok USDS Joint Venture LLC is seeking a Data Scientist for its US Safety Product team to analyze and influence safety decisions across platforms. You will design and validate ML/AI solutions, work with product, policy, and engineering teams, and deliver actionable insights from large datasets to protect users and the brand.

The role emphasizes experimentation, data-driven decision making, and building robust data products in a fast-paced environment—supporting safety initiatives and content

Qualifications

• Degree in Computer Science, Data Science, Mathematics/Statistics or a STEM major is required.
• Minimum 2 years of industry experience in data science, data analytics, product analytics, quantitative analysis and ML-driven products.
• Experience with experimentation and MVP testing to evaluate scale and viability.
• Proficiency with SQL and Python to extract, manipulate, and analyze datasets.
• Experience with statistical analysis or data modeling techniques, including hypothesis testing and regression/classification algorithms.

Responsibilities

• Partner with product, operations, policy, and engineering teams to scope, design, execute, measure, and improve the impact of US safety efforts.
• Apply data science toolkit to break down complex problems and provide insights to stakeholders.
• Be curious and explore datasets and business questions deeply.
• Conduct quantitative analysis, deliver insights, and influence safety decision making.
• Design, research, develop and apply ML/AI solutions to solve business problems (prediction, optimization, segmentation).
• Deep understanding of data structures and create new data sets to inform analyses.
• Design and monitor core metrics; perform root cause analysis to explain drivers.
• Identify trends and opportunities to drive safety initiatives and ecosystem health for creators and users.
• Collect and provide quantitative and qualitative information to measure risk of feature launches and answer strategic questions.

Skills

Statistics

Data science

Machine learning

Experimentation

Data analysis

Education

Ph.D., M.S., or Bachelors in CS/DS/Math/Statistics or STEM

Tools

SQL

Python

Job description

TikTok USDS Joint Venture LLC is seeking a Data Scientist for its US Safety Product team to analyze and influence safety decisions across platforms. You will design and validate ML/AI solutions, work with product, policy, and engineering teams, and deliver actionable insights from large datasets to protect users and the brand.

The role emphasizes experimentation, data-driven decision making, and building robust data products in a fast-paced environment—supporting safety initiatives and content