Responsibilities
About the Team
Data Cycling Center (DCC) is a Data Science team that develops AI-driven content (unstructured data) understanding capabilities, identifies business opportunities from the understanding, and builds products and solutions to capture those opportunities.
Our mission is to simplify the acquisition and utilization of unstructured/unlabeled data. The team act as the data modeling factory, using and analyzing mass data and finding useful insights for business growth.
About the Role
As an Applied Al Data Scientist at TikTok, you'll work at the intersection of data science, algorithm innovation, and content ecosystem research. You will collaborate closely with product and algorithm teams to identify actionable insights and build scalable solutions that improve user experience, strengthen content integrity, and support strategic decision-making.
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Responsibilities:
• Apply data science methods and statistical theory to analyze TikTok's content ecosystem and recommend strategies for improvement.
• Design and define core KPI metrics that measure the health, stability, and fairness of content systems; evaluate trade-offs across different strategies or product interventions.
• Use statistical sampling methods to determine appropriate sample sizes and ensure core metric robustness.
• Build frameworks to assess multi-business content flows, balancing risks from negative content while promoting positive content signals.
• Conduct quantitative research using causal inference, statistical modeling, and experimentation to detect risks and opportunities in the content ecosystem and propose strategic improvement plans supported by unbiased data-driven indicators.
Qualifications
Minimum Qualifications
• Advanced degree (Master's or Ph.D.) in Statistics, Computer Science, Applied Mathematics, Data Science, or a related quantitative field.
• Strong foundation in statistics and A/B testing methodologies, including sampling theory and experimental design of unbiased metrics for business decision-making.
• Skilled in key data science tools and techniques, including machine learning models, causal inference, prediction, and optimization.
• Proficient in SQL and at least one programming language for data analysis (e.g., Python).
• Demonstrated structured thinking and product intuition, with the ability to translate analytical insights into business decisions.
• Based on data science methods and statistical theory, collaborate with TikTok content ecology related products, algorithm teams to explore ways to improve user experience.
• Strong problem-solving capabilities, with a track record of working effectively in fast-paced and cross-functional global teams with excellent communication and collaboration skills.
Preferred Qualifications
• 1-3 years of industry experience in data modeling/analysis and advanced degree in quantitative discipline.
• Experience with prompt engineering, large language models (LLMs), and emerging Al methods is a plus.
• Experience in data project management, and solid foundations of maths and algorithms
• Excellent communication in English, with the ability to quickly respond to complex projects in collaboration with global stakeholder teams.
Job Information
[For Pay Transparency] Compensation Description (annually)
The base salary range for this position in the selected city is $114000 - $240000 annually.
Compensation may vary outside of this range depending on a number of factors, including a candidate's qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.
Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).
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.