ClientCodeWithNinject.cs

public class ClientCodeWithNinject
{
    var exportFileService = Services.GetExportFileService();
}

public static class Services
{
    public static ExportFileService GetExportFileService()
    {
        var kernel = new StandardKernel();
        kernel.Bind<IExportFileRepository>()
                .To<ExportFileRepository>();
        kernel.Bind<IExportFileTypeRepository>()
                .To<ExportFileTypeRepository>();
        kernel.Bind<IImageStoreRepository>()
                .To<ImageStoreRepository>();
                
        return serviceKernel.Get<ExportFileService>();
    }
}