Data Scientist: Trust & Safety Metrics & Observability

TikTok; Dublin; On-site; EUR 90,000 - 120,000; Full time

Job summary

TikTok is seeking a Data Scientist for its Trust & Safety team in Dublin. You will design metrics, dashboards, and monitoring systems to enhance platform safety and enable data-driven decisions across product, policy, and operations.

You will build scalable observability solutions, improve data quality, and collaborate with engineering and analytics teams to drive transparency reporting and model performance insights.

Qualifications

• 5+ years of experience in Data Science, Data Analytics, Data Engineering, or a related quantitative field.
• Strong SQL skills and experience working with large-scale data platforms (e.g. Hive, Spark).
• Proficiency in Python or R.
• Experience building data quality monitoring, reporting, or observability solutions.
• Experience designing metrics and developing dashboards or reporting tools.
• Strong analytical and problem-solving skills with the ability to communicate technical concepts clearly.
• Bachelor's degree or above in a quantitative discipline such as Statistics, Computer Science, Mathematics, Engineering, or Economics.

Responsibilities

• Design and develop metrics that measure Trust & Safety enforcement across different products and content types.
• Build dashboards and monitoring solutions that provide actionable insights into platform safety.
• Develop automated anomaly detection and alerting to identify data or operational issues early.
• Help ensure Trust & Safety data is accurate, reliable, and delivered on time.
• Investigate data issues, identify root causes, and improve data quality processes.
• Partner with engineering teams to strengthen data reliability and governance.
• Work closely with Product, Engineering, Policy, Operations, and Data teams to build trusted measurement frameworks.
• Help create consistent and scalable approaches to transparency reporting and observability.
• Explore AI-powered solutions for monitoring model performance and understanding their impact on platform safety.
• Turn complex data into clear insights that support strategic decisions.
• Identify emerging risks and opportunities through data analysis.
• Contribute to the long-term roadmap for Trust & Safety observability and measurement.

Skills

SQL

Python/R

Big data platforms

Data analytics

Dashboards/Reporting

Communication

Bachelor’s degree

Education

Bachelor's degree in a quantitative discipline

Tools

Hive

Spark

Job description

TikTok is seeking a Data Scientist for its Trust & Safety team in Dublin. You will design metrics, dashboards, and monitoring systems to enhance platform safety and enable data-driven decisions across product, policy, and operations.

You will build scalable observability solutions, improve data quality, and collaborate with engineering and analytics teams to drive transparency reporting and model performance insights.