Adding More Game Level

I am looking for who can edit my game. The game was built with android studio, but the game used HTML, CSS, and JS. so, who can add more levels to my game? It use HTML,CSS and js. you can check here https://play.google.com/store/apps/details?id=com.help4pdf.thabon&hl=en&gl=US Here is the source code https://codecanyon.net/item/puzzle-pirate-admob-gdpr-android-studio/30336687