Senior Software Engineer

Responsibilities

• Lead the delivery of medium complexity initiatives from technical discovery through delivery
• Implement frontend mobile Wikipedia product experiences using accessible and scalable components
• Create and maintain RESTful APIs and scalable data pipelines
• Build and improve systems that are easy to test, observe, and debug
• Partner with product managers, designers, and native app engineers to shape solutions
• Mentor engineers through code reviews, technical design, and pairing
• Raise team standards in testing, documentation, and accessibility

Requirements

• Bachelor's degree and 5+ years of professional experience building production web applications
• Strong experience with JavaScript/TypeScript and frameworks like Vue.js or React
• Proficiency in a backend language such as PHP, Python, Java, or Go
• Experience building responsive or mobile-first web experiences
• Experience designing and integrating with server-side APIs
• Experience working in a self-driven, lean environment
• Ability to work at least four hours per day between 14:00 UTC and 21:00 UTC

Preferred Qualifications

• Experience adding webview-wrapped experiences to native mobile apps
• Experience launching and maintaining native or cross-platform mobile applications
• Experience building mobile games or interactive mobile experiences
• Experience with data science, machine learning, or AI
• Familiarity with MediaWiki, wikitext, or other content management systems
• History of open source contributions
• Experience working in a fully remote, distributed team

About the Company

The Wikimedia Foundation is the nonprofit organization that operates Wikipedia and other free knowledge projects. Our vision is a world in which every single human can freely share in the sum of all knowledge.