Hello, Client. I have read your project requirement. i think i am fit on this project. i am computer vision expert and full experience on mobile app development about 7+ years. I am especially good at facial processing including face recognition, age/gender estimation, face landmark detect and tracking, object detect and tracking. also good experience on various face filter. i have ever done face swap app, snapchat and snow like facefilter, makeup app, various facefilter app like facelife. if you want i can share you my result that i have done. please check my profile, i can give you perfect result as you want. hope to working with you. thanks.