Fully Functional Real Estate Portal Need readymade solution

I'm seeking a ready-made, fully functional real estate portal solution similar to 99acres.com or Magic Bricks.

The portal should cater to:
- Buyers
- Sellers
- Agents/Brokers

Property types include:
- Residential
- Commercial
- Land/Plots

Key features required:
- Property search with filters
- User registration and profiles
- Payment gateway integration

Ideal candidates should have:
- Proven experience in developing similar real estate platforms
- Strong portfolio showcasing previous work
- Expertise in payment gateway integration and user management systems

Please provide detailed portfolios and relevant experience.