Modify WordPress Login/Register for User Ease

I need a WordPress expert to revamp our website's register and login page into a more user-friendly setup. The primary aim is to simplify account creation and access, ultimately streamlining the purchase process for our users.

Key Modifications:
- Implement user registration via phone number and social apps.
Users should be able to login using phone number and complete the purchase.
- Integrate WhatsApp verification for phone number validation
- Include Google and Facebook as options for sign up and login

Ideal Skills:
- Proficient in WordPress with a strong portfolio of similar projects
- Experience with social media APIs (Google, Facebook)
- Knowledge in integrating WhatsApp for verification
- Excellent understanding of user experience design
- Strong communication skills for updates and clarifications