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Job Description:

About the Opportunity
The Wikipedia Mobile Web team is looking for Javascript and PHP engineers who are excited by the challenge of making the most performant, secure, and scalable mobile site in the world. We are passionate about building tools to help make a world in which all people have access to read and contribute to the sum of all human knowledge. We are focussing on building features to make it possible to contribute text, media, and metadata to our projects for mobile devices - as lightly and efficiently as possible. You will join an established agile team, bridging our front and backend engineers.


  • Continuously evolve Wikipedia through the mobile experience
  • Write software in multiple languages (primarily Javascript and PHP)
  • Work closely with our front and backend engineers


  • Continuously evolve our API
  • Skilled and obsessive about Javascript and PHP performance
  • An understanding of  the web stack in and out (HTTP, HTML, JS, CSS, etc)
  • Excited about working with a self-directed, cross-functional team
  • BS, MS, or PhD in Computer Science or equivalent work experience


  • Wondering why you can’t contribute to Wikipedia using your phone
  • Experience writing high performance Javascript applications in Node.js
  • Demonstrated contributions to open-source software

Show us your stuff!  Please provide us with information you feel would be useful to us in gaining a better understanding of your technical your background and accomplishments. Links to GitHub, personal web pages, etc. are exceptionally useful. We especially appreciate pointers to open source projects of which you are particularly proud of.


The Wikimedia Foundation got its start in 2003 and is the non-profit organization that operates Wikipedia. Based in San Francisco, California, we currently employ over 150 staff and contractors globally. The Wikimedia Foundation is committed to creating a world in which every single human being can freely and easily share in the sum of all knowledge. Wikipedia and the other projects operated by the Wikimedia Foundation receive nearly 500 million unique visitors per month, making them the 5th most popular web property worldwide. Wikipedia is available in more than 280 languages, containing more than 24 million articles contributed by a global volunteer community of over 100,000 people. In an effort to continue our mission, we are hiring talented and creative individuals to join the team.

Additional Information
Home: http://wikimediafoundation.org
Blog: http://blog.wikimedia.org/
We welcome you to contribute to Wikipedia: http://bit.ly/Imnh
Developers-Join us on the IRC: http://bit.ly/VC07xq

Job Category:


Career Level:

Mid Career (2+ years of experience)

Job Type:

Full Time/Permanent