Add additional functions to Recipe wordpress theme

I'm in need of a WordPress developer to enhance my recipe website with additional functionality.
PLEASE SUBMIT YOUR FINAL BID, I DO NOT HAVE TIME TO NEGOTIATE

-Ability for recipe creators to post content and choose which content is free and what is paid.
-Ability to choose food interests on sign up by selecting tabs with icons
-Ability for chefs to post recipes and choose which ones are free and which require membership
-Membership subscription function when signing up with a free option
-Recipe feed page that filters loggen in users content preferences which they choose when signing up
-COntent preference page in user profile where they can change their content feed interest

Check link below before you bid

https://www.freelancer.com/users/l.php?url=https:%2F%2Fwww.figma.com%2Fproto%2FqZL8r7wD1GvU48VTrttqD5%2FPocket-Chef----Final-UI%3Fpage-id%3D9131%253A41965%26type%3Ddesign%26node-id%3D9311-217140%26viewport%3D752%252C359%252C0.07%26t%3Dn5CZe4uDodZ4ekKT-1%26scaling%3Dscale-down%26starting-point-node-id%3D9131%253A42655%26show-proto-sidebar%3D1&sig=a2e60e2b7ae683741b249992f5b7ec6be11bd3a74c135f6d3aba49abced46e30

Ideal candidate:
- Proficient in WordPress and PHP to add new custom features
- Able to propose and implement improvements
- Minimalist website design experience
- Good understanding of UI/UX best practices.
PLEASE SUBMIT YOUR FINAL BID AND TIMELINE, I DO NOT HAVE TIME TO NEGOTIATE