Challenge
- PCI DSS certification and FCA approval, ensuring full regulatory compliance
- Ultra-low latency transactions under 250 milliseconds, delivering a seamless user experience.
- Successful integration of multiple third-party APIs, including GPS, Xero, and CashFlows
Launched a differentiated two-sided property marketplace while addressing scale, usability, and dual-sided demand.
Sidedoor needed to transform an offline property survey model into a scalable digital platform connecting property buyers and surveyors. The core challenges included:
- Creating a seamless UX for two distinct user groups
- Building a marketplace that balances demand and supply
- Differentiating in a crowded property portal landscape
- Enabling scalability for future service expansion
- Delivering quickly with a robust, modular foundation
Sidedoor required a product and technology partner that could design the marketplace experience, build the platform end-to-end, and enable sustainable growth with a clear value proposition for both sides of the ecosystem.
Key Objectives
Build a scalable and differentiated two-sided property marketplace with strong user adoption and long-term growth potential.
- Launch a production-ready property marketplace platform
- Enable seamless interaction between property buyers and surveyors
- Design a user-centric experience for dual-sided engagement
- Build a modular architecture to support scalability and expansion
- Deliver reliable performance across user journeys and workflows
- Establish a strong foundation for continuous product evolution
Solution
Designed and build a scalable two-sided marketplace with a focus on experience, balance, and growth.
- Product and Marketplace Engineering
Innovify designed and developed the full Sidedoor platform, translating the business vision into a production-ready two-sided marketplace that enables seamless interaction between property buyers and surveyors. - UX-Led Marketplace Experience
A user-centric experience was crafted to simplify discovery, improve engagement, and guide both user groups through intuitive, high-conversion journeys. - Modular and Scalable Architecture
The platform was built with a modular architecture to support rapid scaling, feature expansion, and evolving marketplace dynamics. - Marketplace Dynamics and Dual Demand
Core marketplace logic was implemented to balance supply and demand, ensuring value creation for both buyers and surveyors while driving early traction. - Operational and Growth Readiness
The platform was delivered with a strong foundation for continuous iteration, enabling faster releases, improved performance, and long-term scalability.
Results
- PCI DSS certification and FCA approval, ensuring full regulatory compliance
- Ultra-low latency transactions under 250 milliseconds, delivering a seamless user experience.
- Successful integration of multiple third-party APIs, including GPS, Xero, and CashFlows
Launched a production-ready two-sided property marketplace with strong early traction and scalable foundations.
The engagement resulted in a fully deployed marketplace platform with seamless user journeys for both property buyers and surveyors. Core workflows, marketplace logic, and platform architecture were delivered in a state ready for real-world usage and growth.
More importantly, the solution established a strong technical and product foundation. Sidedoor gained a marketplace designed to scale efficiently, support future service expansion, and sustain long-term growth without requiring structural rework.














