110K–173K USD / year
Senior Data Scientist, Safety & Security
DataRemote — worldwide
Published on 2026-09-17
These details were extracted automatically from the original listing. They may not be complete or fully up to date — it's worth checking the original job post.
About this role
The Senior Data Scientist will guide Wikipedia's anti-abuse and security strategy by collaborating with various teams to improve product development. This role focuses on using data analysis and AI techniques to enhance safety metrics and detect abusive activities on the platform.
About the company
The Wikimedia Foundation operates Wikipedia and related free knowledge projects. It supports volunteers and partners who create and share open educational content worldwide.
The team
Product Analytics team
Stack
AImachine learningApache IcebergHiveDruidPrestoSparkDBT
What you'll do
- Collaborate with product teams for strategic insights
- Deliver accurate quantitative data and insights
- Build measurement strategies and evaluate experiments
- Create automated dashboards for tracking metrics
- Assist in running A/B tests and ensuring data quality
What we're looking for
- Experience with experimental design and machine learning
- Fluency in R or Python
- Proficient in SQL for large scale data analysis
- Collaboration in fast-paced product environments
Nice to have
- Experience in trust & safety related fields
- Interest in ethical data management practices