Accept all contacts [olivier.durin@gmail.com]10 years of "hands on" experience as CTO in several start-up companies. I mostly intervene in the actual development to solve performance issues, architectural or scalability problems, memory leaks or synchronization issues, but I will also bring expertise on presentation, security or structural issue.Experienced in several fields of Web engineering:_ Programming languages: Java, J2EE, RichFaces, Hibernate, Javascript (jQuery, Highcharts, DataTables, TinyMCE, Raphaël)_ Presentation: html (XML/XSL CSS)_ Databases (postgresql, mysql and a few others)Experienced in retro conception, re-engineering (exhuming old programs to make maintainable documented applications, automating tests, continuous integration).Having managed thousands of student projects as well as tens of professional projects, I'm good at organizing people into a working team. I've used and taught extreme programming (mostly Scrum now) but have also used less flexible methods.Having specialized in compiler tools, I'm good at migrating applications from one framework to another, migrating from one version to another and maintaining properly documented ascending compatibility.Specialties:Technical expertise:Java/J2EE, Java/Swing.Counsel and advice on: Project management, troubleshooting in Web applications, Reuse of software, Change management, Risk management.Business expertise :_ What to do when a project goes bad: rebuilding a team, finding the right expertise, re-engineering an application, saving what can be saved._ How to help your start-ups reach the break-even point.