Senior Software Engineer, Core Experiences (Contract)
Core
Build web-first product experiences, APIs, and platform integrations to scale features across mobile web and native app surfaces for Wikipedia, creating natural handoffs between web and app to deepen reader engagement.
Role type
Senior full stack web engineer (contract)
Builds
Reusable web components, RESTful APIs, and cross-platform integrations for mobile and web clients
Domain
Non-profit / Open source / Web technologies
Required skills
JavaScript/TypeScript, Vue.js, PHP, RESTful API design, responsive/mobile-first web development, performance optimization, accessibility, self-driven delivery
Preferred skills
Webview integration, native mobile app experience, data science/AI familiarity, MediaWiki/Wikitext knowledge, agentic coding, open source contributions
Technologies
Vue.js, PHP, JavaScript, TypeScript, REST APIs
Responsibilities
Deliver medium complexity initiatives from discovery to delivery; design and build accessible, scalable frontend components; create and maintain RESTful APIs for data pipelines; instrument features for analysis; collaborate with product, design, and native app teams; prioritize technical opportunities and risks; adhere to team standards for code review and documentation
Seniority
Senior, hands-on IC
