Sotheby’s International Realty
Sotheby’s International Realty is a global luxury real estate brand specializing in the buying, selling, and marketing of premium residential properties. Webiators Technologies empowered Sotheby’s Realty’s luxury real estate brand with a refined React.js solution, blending high-end property presentation with robust eCommerce technology.

85%+ Increase
Faster Page Interactions
40%+ Increase
Lead Conversions
60%+ Improvement
Mobile Engagement
Case Overview
Sotheby’s International Realty is a global leader in luxury real estate, focused on buying, selling, and marketing premium residential homes.
Including SEO limitations, dynamic property listing integration, advanced search functionality, and the need for a luxury UI that matched their premium brand. Ensuring mobile responsiveness, fast image loading, and a user-friendly backend for agents further complicated the development.

The Challenge
As a globally recognized luxury real estate brand, Sotheby’s International Realty required a robust, high-performance web platform capable of delivering a seamless user experience across diverse international markets.
Fetching and rendering thousands of property listings dynamically using APIs (like MLS or custom databases) can cause performance issues. Real estate users expect granular filters (price range, property type, bedrooms, location, etc.) that work fast.
Our Solutions
To address the performance, scalability, and functionality challenges of building a high-end, enterprise-grade real estate platform, we implemented a robust technical architecture centered around React.js, supported by modern development best practices and frameworks.
Connected the site to a property listing database or MLS API using Axios/Fetch and optimized API calls with caching and pagination.
Integrated Mapbox for sleek, interactive property maps with marker clustering and real-time syncing with search filters.
Enabled users to register, log in, save favorite properties, and receive alerts using Firebase Authentication and Firestore.
Improved the UX for users navigating thousands of listings.
- Built reusable React components for cards, search filters, property grids, and sliders using atomic design principles.

The Results
Faster Page Interactions:- Optimized code and smart caching drastically reduced load times, leading to smoother user experiences across all devices.
Lead Conversions:- Enhanced UI/UX design, strategic CTA placement, and faster navigation contributed to a significant uplift in qualified leads.
Mobile Engagement:- Mobile-first design approach improved usability and responsiveness, driving longer sessions and deeper interaction on mobile devices.
Session Duration:- Improved site structure and content flow encouraged users to stay longer and explore more pages.