Data Scientist - TikTok Integrity and Safety (San Jose)

TikTok; San Jose (CA); On-site; USD 137,000 - 277,000; Full time

Job summary

TikTok is seeking a data scientist to design and maintain core metrics for platform content safety and risk, applying advanced statistics to evaluate security policies. You will work with product, operations, R&D, and algorithm teams to translate insights into actionable improvements.

You will develop quantitative analysis systems, perform A/B tests and causal inference, and contribute to reusable data products and tools to empower business teams with better data services.

Qualifications

• 2+ years data science experience and Bachelor's degree or above in statistics, data science, economics, mathematics, or a related field
• Proficient in SQL, skilled in using data analysis tools such as Python/R, and possesses excellent visualization skills
• Familiar with common machine learning algorithm principles and understands methods such as causal inference and A/B testing
• Proficient in English as a working language

Responsibilities

• Design, build, and maintain core metrics systems related to platform content safety and risk, including but not limited to content violation, user report, and account risk identification.
• Apply rigorous statistical methods, including A/B testing, causal inference, regression analysis, and more, to evaluate the effectiveness of security policies.
• Develop quantitative analysis systems for specific business challenges and leverage data mining techniques to identify potential optimization opportunities.
• Continuously explore and summarize data analysis methodologies, create reusable analysis frameworks and tools to improve the overall analytical capabilities of the team.

Skills

SQL

Python

R

Statistics

Data visualization

English

Education

Bachelor's degree in statistics, data science, economics, mathematics, or related field

Tools

SQL

Python

R

Job description

Responsibilities

• Design, build, and maintain core metrics systems related to platform content safety and risk, including but not limited to content violation, user report, and account risk identification. Develop comprehensive monitoring and anomaly detection systems to quickly identify and analyze security incidents, providing data support for risk alerts and policy adjustments.
• Apply rigorous statistical methods, including A/B testing, causal inference, regression analysis, and more, to evaluate the effectiveness of security policies. You will deeply analyze experiment results, provide quantitative evidence for business decisions, and continuously optimize experiment design to improve evaluation efficiency.
• Develop quantitative analysis systems for specific business challenges and leverage data mining techniques to identify potential optimization opportunities. You will work closely with product, operations, R&D, and algorithm teams to translate analytical insights into actionable improvements and drive their implementation, ultimately improving platform safety.
• Continuously explore and summarize data analysis methodologies, create reusable analysis frameworks and tools to improve the overall analytical capabilities of the team. Participate in the design and iteration of data products, productizing data analysis capabilities to provide business teams with more efficient and convenient data services.

Minimum Qualifications

• 2+ years of data science experience and Bachelor's degree or above in statistics, data science, economics, mathematics, or a related field
• Proficient in SQL, skilled in using data analysis tools such as Python/R, and possesses excellent visualization skills
• Familiar with common machine learning algorithm principles and understands methods such as causal inference and A/B testing
• Proficient in English as a working language

Preferred Qualifications

• Familiarity with Internet/content platform safety business
• Excellent logical thinking, problem analysis and solving abilities, as well as good communication, expression, and cross-team collaboration skills
• Experience in content security, integrity, or risk management is preferred

About TikTok

TikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Why Join Us

Inspiring creativity is at the core of TikTok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards every day.

We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion

TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

TikTok Accommodation

TikTok is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://tinyurl.com/RA-request

Job Information

【For Pay Transparency】Compensation Description (Annually)

The base salary range for this position in the selected city is $136800 - $277200 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:

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;
3. Exercising sound judgment.