DI.Global.Asax.Snippet.cs

protected void Application_Start()
{
    AreaRegistration.RegisterAllAreas();

    //DI
    IKernel kernel = new StandardKernel();
    kernel.Bind<IPaisRepository>().To<PaisRepository>();
    System.Web.Http.Dependencies.IDependencyResolver resolver = new NinjectResolver(kernel);
    GlobalConfiguration.Configuration.DependencyResolver = resolver;

    WebApiConfig.Register(GlobalConfiguration.Configuration);
    //...
}