Classified Ads Website Development

I'm seeking a professional web developer to create a classified ads website similar to OLX or OpenSooq, targeting users in Egypt and Gulf countries. The platform should support categories like real estate, cars, jobs, and services.

Essential Features:
- Professional and user-friendly interface
- User registration and login via email and phone
- Comprehensive admin dashboard
- Ad posting and editing system
- Advanced search and category filters
- Arabic language support is crucial
- Mobile-responsive design

Ideal Skills and Experience:
- Prior experience with classified ads platforms
- Strong UI/UX design skills
- Proficiency in Arabic is a plus
- Expertise in developing mobile-responsive websites

Please share your estimated timeline, cost, and language proficiency.