Senior Software Engineer - Trust & Safety

The Wikimedia Foundation is seeking a Senior Software Engineer to join the Product Safety and Integrity Team. As a software engineer, you will proactively develop and maintain tools that empower communities to identify, mitigate, and prevent various forms of abuse across Wikimedia projects. You will design privacy-conscious systems that detect behavioral patterns indicative of abuse while minimizing false positives and respecting user anonymity. Continuously adapt abuse detection and mitigation strategies in response to changes in browser privacy standards, networking protocols, and platform architecture. Collaborate cross-functionally with product managers, designers, and researchers to create holistic, human-centered solutions that balance safety and freedom. Write resilient, maintainable systems and high-quality code with a focus on long-term sustainability. Implement observability to maintain high levels of quality and system stability and instrument and measure the impact of anti-abuse across Wikimedia projects.