Mobilism 2013 ( is thé conference for mobile (web) development. It took place May 16th and 17th, in Amsterdam, The Netherlands and was organised by Peter-Paul Koch, Krijn Hoetmer, and Stephen Hay.

Videos of DAY ONE:
Videos of DAY TWO:

These video's are recorded as part of a sponsorship by Mirabeau, a full service web company (

John Cleveley, Scale and adapt: A story of how we built Responsive BBC News - Mobilism 2013, Day 1, Morning, Speaker 4

Life used to be easy. We created sites to work on a few browsers and when we had time we asked the new guy to build a half baked mobile version. Then the device explosion ruined our cozy happy dev life.

My talk will discuss how BBC News met this challenge at scale.

How we support as many devices as possible using responsive design
Why performance is key to our success and how we managed to keep the site lean
How we scale to serve BBC News to the masses
What tools we use to help us along the way