Comprehensive Real Estate System Development

I'm looking for a skilled developer to create a full-fledged real estate system. This will include customizing and integrating an open source real estate website, ERPNext, and WhatsApp integration for the ERPNext CRM module.

Key Components:
- Identify and select the most suitable open source real estate website platform (WordPress, Joomla or Drupal)
- Design and implement a website with key functionalities including: property listings, agent profiles, advanced search filters, and a map-based search.
- Customize ERPNext to cater to our real estate business needs.
- Integrate WhatsApp with the ERPNext CRM module for seamless communication.
- Make the system available in Brazilian portuguese.

Ideal Skills:
- Proficient in website development and customization, particularly with open-source platforms.
- Experience with ERPNext and its customization.
- Knowledge and experience in CRM and WhatsApp integrations.
- Understanding of real estate business processes and requirements.
- Strong problem-solving skills and ability to work independently.


Please note, the developer will be responsible for selecting the best platform for the open source real estate website.