Wikimedia Foundation - Senior Software Engineer (Security & Privacy)

• We value the right mindset and potential over a checklist of specific experiences, and these are the traits we’ve identified that make great additions to our team so far. • 5+ years of experience as a software engineer, ideally with focus on security or privacy • Ability to work effectively in a modern web application – ours is mostly PHP and JavaScript • Deep PHP experience isn’t required, if you have enough experience in engineering, and back-end web development, to learn it and be useful • Driving technical quality and operational excellence by defining and reinforcing standards in testing, observability, and system reliability; • Comfortably and autonomously creating proofs of concept, writing design documents, and breaking down complex projects into actionable tasks to support less experienced team members • Experience in developing secure software or security and privacy-related product features • A strong interest in working with a talented security team and learning more specialist security skills such as exploiting and mitigating application-level vulnerabilities • Ability to explain complex security issues and their implications on privacy and risk to non-technical audiences • Sensitivity to the security and privacy challenges faced by participants in a large, international project • Experience working in a remote, distributed team • Experience working on anti-abuse mechanisms, such as detecting bots or coordinated activity • Previous experience building security countermeasures against attacks on technologies at the web, backend, and database level • Experience finding and fixing security bugs and reviewing code for security gaps • A working knowledge of threat modeling, secure design patterns and privacy by design • Prior experience with MediaWiki or Wikimedia projects • Contributions to open-source software • The Wikimedia Foundation is the nonprofit organization that operates Wikipedia and the other Wikimedia free knowledge projects. Our vision is a world in which every single human can freely share in the sum of all knowledge. We believe that everyone has the potential to contribute something to our shared knowledge, and that everyone should be able to access that knowledge freely. We host Wikipedia and the Wikimedia projects, build software experiences for reading, contributing, and sharing Wikimedia content, support the volunteer communities and partners who make Wikimedia possible, and advocate for policies that enable Wikimedia and free knowledge to thrive. • The Wikimedia Foundation is a charitable, not-for-profit organization that relies on donations. We receive donations from millions of individuals around the world, with an average donation of about $15. We also receive donations through institutional grants and gifts. The Wikimedia Foundation is a United States 501(c)(3) tax-exempt organization with offices in San Francisco, California, USA. • News from across the Wikimedia movement • Wikimedia Blog • Wikimedia 2030