Software Engineer @ From November 2015 to Present (2 months) Software Engineer @ I worked on web testing infrastructure and frameworks for the Web Tools team. - I maintained Twitter's legacy web testing platform, contributed major performance enhancements, and addressed its technical debt. - I helped design and implement a next-generation cloud-based web testing platform. - I onboarded new team members and provided customer support to the Twitter web team. From June 2013 to October 2015 (2 years 5 months) Software Engineer @ (SlideShare was an independent company until May 2012 when it was acquired by LinkedIn) For most of my time at SlideShare, I was the only frontend developer in the SF office, drawing on my HTML/CSS/JS experience to make visual improvements and performance enhancements to SlideShare's player. - I helped improve the pageload speed of the SlideShare player page: http://engineering.slideshare.net/2013/10/10-ways-we-made-slideshare-faster/ - I owned analytics processing scripts that reported key SlideShare metrics to LinkedIn's internal systems. - I owned SlideShare's integration with our third-party i18n provider, with which we translated the site into French, German, Spanish and Portuguese. From February 2012 to June 2013 (1 year 5 months) Software Engineer @ - I rewrote the SendTab service from PHP into JavaScript, enabling it to serve an order of magnitude more requests every minute. - I contributed to the open-source PeoplePods framework, with which we built websites for a variety of clients. - I contributed mobile-first, responsive CSS to grammy.com in the runup to the 2012 Grammy Awards. From April 2011 to January 2012 (10 months) Web Developer @ Developed content-managed websites for a wide range of clients. From June 2010 to April 2011 (11 months) Web Developer @ Developed content-managed websites for heavy-industrial clients. From June 2009 to May 2010 (1 year) Junior Analyst Developer @ From June 2007 to February 2009 (1 year 9 months) London, United KingdomVacation Placement Student @ From June 2004 to September 2004 (4 months)

BA, Computer Science @ University of Oxford From 2003 to 2006 Sebastian Motraghi is skilled in: Git, Ruby, JavaScript, jQuery, HTML, CSS, MySQL, Python, Unix, Ruby on Rails, Web Development, Node.js, PHP, AJAX, Mobile Applications