Аннотация:Solution of many interesting tasks in nonlinear optics requires comprehensive database of crystal properties and a large capacity of computational resources for optimization problems. In this paper we present a project intended for designing a web platform for computer modeling of nonlinear optics phenomena.The platform has to provide an access to a database of optical properties of crystals, to execute computational tasks in nonlinear optics and to visualize the results. One of the main feature of the platform is the ability to access remote high performance computing resources for heavy computations. The platform is based on the SOA approach and RESTful web services.