Software Engineer III - Core Experiences
Core
Build web-first product experiences, APIs, and platform integrations that create natural handoffs between web and mobile apps to scale features and increase user retention across Wikimedia platforms.
Role type
Mid-career web full stack software engineer
Builds
Web features, APIs, and platform integrations reused across mobile web and native app surfaces
Domain
Non-profit knowledge sharing / Web development
Deliverable
product features
Required skills
Backend development (PHP, Python), Frontend development (JavaScript frameworks), Responsive/mobile-first web development, Design mockup implementation, Observability and testing integration, Performance optimization, Accessibility implementation, Code documentation
Preferred skills
Remote/internationally distributed team experience, Legacy codebase management, Open source contributions, MediaWiki/Wikimedia project experience, Content management systems (MediaWiki, Drupal, WordPress), Data science/ML/AI familiarity, Mobile app launch/maintenance, Cross-platform app frameworks, Mobile game development
Technologies
PHP, Python, JavaScript, MediaWiki, Drupal, WordPress
Responsibilities
Break down complex features into tasks and resolve blockers, Build moderately complex features and components, Own bug fixes and production problems, Design features with observability and testing, Collaborate with cross-functional partners, Contribute to planning and scope work, Participate in code reviews and technical planning
Seniority
Mid-career (2+ years experience)