About this role
Build privacy-conscious abuse detection tools that protect Wikipedia and sister projects serving billions of pageviews monthly. Work on large-scale systems balancing safety, user anonymity, and free knowledge access in a remote-first environment.
Must have
1+ years related professional experience
Experience building and maintaining large-scale applications
Proficiency in PHP, Javascript or similar
Proficiency in relational databases
Strong foundation in security principles
Experience in driving cross-team objectives
Experience in driving user and product impact
Technologies
Responsibilities
Develop and maintain tools empowering communities to identify, mitigate, and prevent abuse across Wikimedia projects
Design privacy-conscious systems detecting behavioral abuse patterns while minimizing false positives
Adapt abuse detection strategies in response to browser privacy and networking protocol changes
Collaborate cross-functionally with product managers, designers, and researchers on holistic solutions
Write resilient, maintainable systems and high-quality code focused on long-term sustainability
Implement observability to maintain high levels of quality and system stability
Instrument and measure the impact of anti-abuse across Wikimedia projects
Benefits
Recruitment process
Work in a mostly-remote environment with global team collaboration
Contribute to one of the largest knowledge-sharing platforms in the world
Help protect free access to information for everyone, everywhere
Wikimedia Foundation is a nonprofit charitable 501(c)(3) organization
Hired through local third party Employer of Record for non-US employees
Must have current work authorization in your location
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