Building CardiaPath: Remote Therapeutic Monitoring Platform

tl;dr
CardiaPath is a HIPAA-compliant platform for New York cardiology clinics to manage hypertension. It combines smart wearables and AI coaching for personalized at-home care. The project included a patient app, clinical CRM, and backend using a cross-platform stack. It supported RTM billing, improved outcomes, and drew investor interest.
CardiaPath provides personalized at-home cardiology care. The platform aims to:
- Monitor Hypertension Patients: Focused on patients in New York clinics.
- Provide Personalized Care: Custom exercise plans and cardiological advice.
- Integrate Wearable Data: Collects biometric data (exercise quality, quantity, intensity) from devices like a smart ring.
- Enable RTM Billing: Assigns tasks and tracks patient conditions so clinics can bill using RTM codes.
The project included building:
- Patient Mobile App (iOS & Android): For following care paths and syncing data.
- Clinical CRM System: For monitoring patients and managing data.
- Backend: To support both apps and manage data flow.
Technical Challenges
The team faced several complex challenges:
- Hardware Integration: Connected to a smart ring via Bluetooth Low Energy (BLE).
- AI & Computer Vision: Integrated third-party AI (Kamtai) for exercise analysis.
- Advanced Tech Stack: Used Kotlin Multiplatform and Compose in a production app, which had a steep learning curve.
- Domain Complexity: Navigated U.S. healthcare rules and RTM billing logic.
- Strict Compliance: Ensured full HIPAA compliance.
Solution & Implementation
The team delivered a complete solution using a cross-functional team and modern tech stack.
Team Composition
- 1 Product Owner
- 1 UX/UI Designer
- 1 Mobile Developer
- 1 Frontend Developer
- 1 DevOps Engineer
- 1 Backend Developer (scaled to 3 when needed)
Technology Stack
Category | Technology |
Mobile App | Kotlin, Kotlin Multiplatform, Compose Multiplatform, BLE, Koin, Ktor, Voyager |
Frontend (CRM) | React (Next.js), TypeScript, Zod, Radix UI, React Hook Forms, Tailwind CSS |
Backend | Node.js, TypeScript, Nest.js, PostgreSQL, Knex |
Infrastructure | AWS (S3, Cognito Auth) |
Compliance | HIPAA |
Testing | Jest, React Testing Library |
Results & Value Delivered
The project delivered clear value:
- New Revenue Stream: Clinics can now bill insurers through RTM reports.
- Business Growth: The platform supports expansion to more clinics and states.
- Investor Interest: The working product helped attract angel investors.
- Better Patient Health: The platform improved patient outcomes—the core goal.
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