Proptech Software Studio · Delaware, USA

Software that powers the future of real estate.

Sirius Platforms, Inc. designs, builds and operates scalable, cloud-native software for the real estate industry — from property portals to agency CRMs — and partners with businesses to engineer custom products end to end.

Focus
Proptech
Built on
AWS · Cloud-native
Based in
Wilmington, DE

Who we are

A software company engineering the proptech stack.

Sirius Platforms, Inc. is a Delaware-based software development company. We build digital products for the real estate industry and partner with businesses to deliver reliable, scalable software — from architecture to production.

Named after the brightest star in the night sky, we aim to be a fixed point of engineering quality our clients can navigate by.

  • Custom software development for the real estate sector and beyond.
  • Our own proptech products, built and operated in-house.
  • Cloud-native architecture engineered to scale from day one.

What we build

Products for the way real estate works today.

02 Agency CRM

Real Estate CRM

A CRM purpose-built for real estate agencies to manage listings, leads and clients in one connected workspace.

Lead pipeline Listings

Capabilities

From idea to production, end to end.

Custom Software Development

Tailored web and mobile products, engineered to your requirements from architecture to delivery.

Cloud Architecture & DevOps

Secure, scalable AWS infrastructure with automated CI/CD and observability built in.

Mobile Applications

Cross-platform apps with Flutter — one codebase that ships to every device.

Product Engineering

From discovery and UX through launch, iteration and ongoing support.

Our stack

Engineered with proven, modern technology.

We build on a battle-tested foundation — cloud-native by default, modular by design, and ready to scale as our products and clients grow.

  • CLD AWS Cloud infrastructure
  • APP Flutter Cross-platform apps
  • API Node.js Backend services
  • SVC Microservices Modular, deployable
  • SCL Scalable Architecture Built to grow

Get in touch

Let's build something that lasts.

Have a proptech idea, a product to scale, or a project in mind? We'd love to hear from you.

Email us
Registered office Sirius Platforms, Inc.
800 North King Street, St 304 #3623
Wilmington, DE 19801
United States