Platform Studio
We build the platforms that run your business.
Custom software for lenders, brokers, and real estate operators.
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What We Build
Your process, as a platform.
Broker & Lender Portals
Give your partners a clean interface instead of email chains.
Loan Management Platforms
Track deals from intake to funded, all in one place.
API Integrations
Connect your CRM, LOS, and tools without replacing anything.
Custom Dashboards
See your pipeline, metrics, and team activity in real-time.
How We Work
Three ways to work together.
Platform Development
End-to-end web applications tailored to your exact process. Not templates — purpose-built.
- Full-stack web apps
- Authentication & user management
- Admin dashboards
- API integrations
- Deployment & DevOps
- 30-day post-launch support
Lending Infrastructure
Modern portals and API layers that get you more deal flow without replacing what already works.
- Broker intake portals
- Loan tracking systems
- Document automation
- LOS / CRM integration
- Compliance-ready architecture
Ongoing Partnership
We don't build and disappear. Your platform grows with your business on a monthly retainer.
- Monthly feature development
- Performance monitoring
- Security updates
- Priority support
- Quarterly roadmap reviews
Case Study
DealFunding360
A loan broker was running his entire operation on Monday.com — tracking deals, managing affiliates, and communicating with borrowers across scattered tools. We built a custom platform that replaced it all.
200+
Registered brokers
100%
Custom built
Live
In production
More case studies coming soon.
Packages
Simple, honest engagement.
Platform Build
A custom web application built from scratch for your business.
- Custom web application
- Authentication & user management
- Admin dashboard
- API integrations
- Production deployment
- 30-day post-launch support
Lending Portal
Modern infrastructure for private lenders and loan brokers.
- Broker intake portal
- Loan tracking system
- Document automation
- LOS / CRM integration
- Compliance-ready architecture
Growth Retainer
Ongoing development and support as your platform evolves.
- Monthly feature development
- Performance monitoring
- Security updates & patches
- Priority support channel
- Quarterly roadmap reviews
Who We Are
Two builders. One focus.
Will Castillo
Frontend, Design & Strategy
Builder at the intersection of real estate and technology. Designs the interfaces and growth strategies that make platforms feel effortless.
Raz Mihalyi
Full-Stack Engineering & AI
Platform architect with deep experience in lending tech. Builds the systems that power real businesses — from database to deployment.
Based in Miami, FL
Get In Touch
Tell us about your project.
Ready to talk?
Skip the form — pick a time that works for you and let's have a conversation.
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