Hi i need a android deloper for cash reward app in that i need to add some functionality

I want to add following function.. If you provide me the quotation i will pay you once (software price and customization charge). Let me know if this possible. In the task section i would like to add youtube videos views, subscribe, comment, same as for facebook, Instagram, website visit, add quiz from admin panel. Geo location target, spin and win, scratch, luckydraw, add payment gateway from admin panel, add task from admin panel, add more campaigns, and add ads networks from admin panel. And we can add custom ads also. Withdraw as pubg UC, Freefire Diamond, and mobile legend bang bang diamond (when a user request mail goes to admin panel and admin will provide) We would like to add more add network like.. Adcreativemedia Cpalead Kiwiwall Wannads Adscend media. Let me know quotation for this changes.