In my whole career as an analyst-developer, I add up more than 20 years of experience in analysis and development of information systems, and design and management of dynamic Web portals.As an analyst-developer, I had many opportunities to participate to the different stages of projects lifetimes, to work with technologies of all kinds, to leverage my knowledge and know-how for the benefits of my clients.As computer technician, system administrator and database administrator, I worked with many technologies and participate to the organization and maintenance of heterogeneous and complex IT environments with their respective unique challenges.As a trainer, I allowed my workmates to improve their skills and working methods.As an IT specialist at the service of the Research sector, I could deepen knowledge of the various aspects of that business sector: its organisation, its workings, its actors, its workflows, its needs, its challenges.With my colleagues, I collaborated to conceive and deliver original and optimal solutions meeting or exceeding the needs of our clients. I have shown a great ease to adapt, to learn and master new and complex technologies.I am also recognized as having an inventive and creative spirit, having devised software architectures, user interfaces, user interactions, and then getting help from colleagues to improve them and collaborate with them to make innovations viable and useful products.