Wikimedia Foundation
Senior Data Scientist, Safety & Security
Remote · Ghana, Kenya, South Africa · EU / UK hours · Full-timePay not disclosedAbout a minute here, then a few on Wikimedia Foundation's site. Your application is saved on Tamborin first.
What this role offers
Verified candidates onlyNeeds a passed Tamborin skills check
EU / UK hoursCore overlap around 9:00–15:00 UTC
- Type
- Full-time
- Pay
- Pay not disclosed
- Where
- Remote · Ghana, Kenya, South Africa
- Start
- Flexible
- Who can apply
- EU / UK hours
- Apply by
- Open until filled
- Experience
- Senior
- Openings
- 1
About the role
What you'll do
The Wikimedia Foundation, the nonprofit behind Wikipedia, wants a senior data scientist for its Product Safety and Integrity work. You'll define how efforts to detect bots, sockpuppets and abusive activity are measured, and you'll help evaluate the AI models that flag malicious user-written code. Your analysis will guide product decisions.
Requirements
- Experience with experimental design, statistics or machine learning
- Fluency in Python or R and in SQL on large datasets (Hive, Presto, Spark)
- Experience analyzing user-facing features alongside product teams
- Comfort using AI coding assistants for analysis work
- Plus: trust and safety, security or anti-abuse background
Open to remote hires in Ghana, Kenya (citizens/permanent residents only), South Africa and Morocco, among other listed countries, via an Employer of Record; local work authorization required. You must be available for meetings between 13:00 and 19:00 UTC.
Skills
PythonSQLStatisticsMachine LearningTrust & Safety
About Wikimedia Foundation
San Francisco, USAWebsite ↗Pay not disclosedWikimedia Foundation · EU / UK hours