Construct 2 HTML5 Existing Game Addons

We are looking for a Construct 2 game developer that knows how to add these features in a simple existing game project, space invaders like , with sources. Please, note that the games it's already created and working, we need to following addons to be added. 1- score board (firebase and social login) 2- adding some ads to the game 3- protecting the game to be downloaded (scraped) in a easy way