Expert Game Designer for Mobile Game App

I'm looking for competitive bids from skilled Mobile Game Designers, with experience designing and implementing creative, original mobile game design mechanics and systems. A strong understanding of action/adventure, visual novel, decision trees, and character-driven narrative design is key. As an experienced Mobile Game Designer, in your proposal please share your relevant portfolio examples and explain your creative strategy to help us create an amazing new character-driven mobile game about contact tracing; your work estimate; and project bid. Will review all serious bids carefully!