Senior Data Scientist, Safety & Security

🕒 September 17

🌵 Arizona, California, +29 more states – Remote

🌵 Arizona – Remote 🏄 California – Remote ⛰️ Colorado – Remote 🦌 Connecticut – Remote 🏛️ District of Columbia – Remote 🐊 Florida – Remote 🥔 Idaho – Remote 🌽 Illinois – Remote 🌾 Iowa – Remote 🏖️ New Jersey – Remote 🌶️ New Mexico – Remote 🗽 New York – Remote 🌲 North Carolina – Remote 🏈 Ohio – Remote 🌪️ Oklahoma – Remote 🌲 Oregon – Remote 🦀 Maryland – Remote 🍂 Massachusetts – Remote 🚗 Michigan – Remote ❄️ Minnesota – Remote 🏰 Missouri – Remote 🔔 Pennsylvania – Remote ⚓ Rhode Island – Remote 🎸 Tennessee – Remote 🤠 Texas – Remote ⛷️ Utah – Remote 🍁 Vermont – Remote ⚔️ Virginia – Remote ☕ Washington – Remote ⛰️ West Virginia – Remote 🧀 Wisconsin – Remote

💵 $109.6k - $173.1k / year

⏰ Full Time

🟠 Senior

📊 Data Scientist

🦅 H1B Visa Sponsor

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Wikimedia Foundation

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 2003

🤝 Non-profit

📚 Education

📱 Media

💰 $2.5M Grant on 2019-09

Non-profit • Education • Media

Wikimedia Foundation is a nonprofit charitable organization dedicated to the growth, development, and distribution of free, multilingual content. It provides the essential infrastructure for free knowledge, including hosting Wikipedia, the free online encyclopedia that is created, edited, and verified by a global community of volunteers. Supported primarily through donations, Wikimedia Foundation promotes collaborative projects that aim to share knowledge reflecting human diversity and strives to protect everyone's right to access free and open knowledge.

📋 Description

• Guide Wikipedia’s anti-abuse and security strategy as a member of the Product Analytics team • Collaborate with product managers, engineers, designers, research scientists, security engineers, and other colleagues • Inform product development strategy and evaluate the impact of features and interventions • Set measurement strategy for detecting bots and inauthentic account activity • Analyze and develop heuristics and approaches to detect potentially abusive activity • Help develop and evaluate AI models to identify malicious user-authored code • Make recommendations on product direction and data strategy • Deliver quantitative data and insights to inform strategy and product decisions • Communicate results and data-backed recommendations to cross-functional stakeholders • Build and execute measurement strategies and evaluate experiments using Bayesian and Frequentist approaches • Perform quantitative research • Develop queries and code for large-scale internal and external data repositories using Apache Iceberg, Hive, Druid, Presto, and Spark • Build automated self-service dashboards using DBT, Airflow, and Superset • Help teams instrument features, perform data quality assurance, and use A/B testing tools • Prioritize workload and select appropriate analytical methods

🎯 Requirements

• Experience with experimental design and statistics or machine learning methods • Experience using AI coding assistants for data analysis and technical tasks • Fluency in R or Python • Fluency with version control and command-line-based tools • Fluency in SQL and working with large-scale data • Experience collaborating with product development teams in a fast-paced environment • Availability for critical meetings and synchronous collaboration between 13:00 and 19:00 UTC • Ability to explain data and insights clearly to non-specialist audiences • Curiosity and critical thinking skills • Empathy toward and commitment to Wikimedia volunteer communities • Discretion and competence in handling sensitive or confidential data • Commitment to Wikimedia’s mission, values, and guiding principles • Self-motivated ability to navigate ambiguity and complexity • Prior trust and safety, information security and privacy, fraud, or anti-abuse experience is desirable • Exposure to ethical data management and privacy practices is desirable • Wikimedia or open-source project experience is desirable • Experience with Superset, Growthbook, or other open-source testing, visualization, or reporting tools is desirable • For non-US employees: current work authorization in the location

🏖️ Benefits

• Remote-first organization • Country-adjusted pay for applicants outside the United States • Equal opportunity and inclusive workplace • Accommodation assistance for applicants with disabilities

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