you can enqueue scripts (and styles) in the shortcode like that :
add_shortcode("kross", function ($atts, $content, $tag) {
$atts = shortcode_atts([
'user-id' => '',
'editor-id' => '',
], $atts);
wp_enqueue_script(
"kross-js"
, "https://{$atts["editor-id"]}kross1.com/widget/6.js?lang=it&be_id={$atts["user-id"]}"
);
$result = "kross result";
return $result;
});