Wikimedia Foundation is hiring a Software Engineer, MediaWiki Interfaces

Software Engineer, MediaWiki Interfaces Remote The Wikimedia Foundation seeks a Software Engineer to join the MediaWiki Interfaces team. MediaWiki powers Wikipedia and sister projects, impacting millions of global users. Our team manages web APIs and integration interfaces, enabling efficient knowledge access, editing, and consumption across platforms. This opportunity allows collaboration on mission-driven, large-scale software development while expanding technical expertise. You'll work with engineers and product managers to enhance API performance, reliability, and responsible adoption. Important: We are a fully remote team. Working hours must overlap with UTC-4 to UTC+2 time zones to accommodate global team members. You will be responsible for: - Designing, developing, and maintaining critical MediaWiki stack components - Writing clean, well-documented, and maintainable code - Participating in code reviews, design discussions, and technical planning - Investigating and resolving production issues with team support - Advancing API-first development and influencing system design best practices - Improving system observability and reliability - Collaborating with Product team and Wikimedia community - Enhancing development workflow Qualities we seek: - Clear communicator: Explain ideas simply and adapt communication - Outcome-oriented: Prioritize user-value work and organizational goals - Accountable: Own work comprehensively and foster responsibility culture - Candid and respectful: Provide constructive feedback directly - Collaborative: Enjoy problem-solving and remain open to feedback Requirements: - Commitment to Foundation's Mission and Values - Bachelor's + 2 years related experience or equivalent work experience - PHP and JavaScript proficiency or willingness to learn - Understanding of HTTP and web application architecture - Familiarity with observability and testing practices Bonus qualifications: - Open-source software contribution experience - MediaWiki familiarity - Remote, distributed team experience - Interest in API-first development - Large-scale web platform expertise About Wikimedia Foundation: A nonprofit operating Wikipedia and free knowledge projects. Our vision is universal knowledge sharing. We host projects, build software experiences, support volunteer communities, and advocate for free knowledge policies. We're a donation-supported organization with a diverse, global workforce. We do not discriminate and encourage applications from varied backgrounds. Compensation: US annual range $92,267 to $144,201, adjusted by location. Remote-first with staff in 40+ countries. Hiring currently available in: Australia, Austria, Bangladesh, Belgium, Brazil, Canada, Colombia, Costa Rica, Croatia, Czech Republic, Denmark, Egypt, Estonia, Finland, France, Germany, Ghana, Greece, India, Indonesia, Ireland, Israel, Italy, Kenya, Mexico, Netherlands, Nigeria, Peru, Poland, Singapore, South Africa, Spain, Sweden, Switzerland, Uganda, United Kingdom, United States, Uruguay. Equal opportunity employer committed to maintaining an inclusive workplace.