IX – Internal SaaS Platform for Managing External Workers in Clinics
Overview
Project of an internal SaaS platform for managing external workers in clinics, allowing listing of professionals, their specialties, rates per report, and availability.
The system enables clinics to choose the most suitable worker for each task, while the payment process and report creation are fully managed within the platform.
Strategic keywords: SaaS, worker management, task allocation, online payments, secure transactions, NestJS, Next.js, PostgreSQL, Stripe, Resend, transactional emails, complex authentication, multiple access levels, user experience.
Architecture
The architecture was designed to deliver a complete backend and frontend solution, scalable and secure for both internal and public use.
Architectural Pattern
- Backend in NestJS with modular architecture and REST APIs
- Frontend in Next.js, covering both admin dashboard and public interface
- PostgreSQL relational database for data persistence
- Integration with Stripe for payments and billing
- Resend for sending transactional emails triggered by system events (order created, approved, in progress, completed)
- Complex authentication with multiple access levels and permissions for internal and external users
Technologies and Services Used
- NestJS for modular, scalable backend
- Next.js for admin and public frontend
- PostgreSQL as main database
- Stripe for payment processing
- Resend for transactional email notifications
- Robust authentication system with multiple permission levels
My Main Contributions
- Built the full end-to-end application, including backend, frontend, Stripe and Resend integrations
- Implemented the payment and order management flows within the platform
- Developed features for listing and filtering workers by specialty, rate, and availability
- Configured and triggered transactional emails via Resend for automated notifications
- Implemented complex authentication, managing multiple user types and permission levels
- Maintained direct client communication for requirements gathering and functional adjustments
Impact
- Clinics can choose the most suitable professional for each task
- Payments and report management centralized within the platform
- Reduced administrative complexity and increased operational efficiency
- Scalable platform supporting multiple users and clinics, with secure permission control
Complete SaaS system for managing external workers internally, focusing on operational efficiency, automated payments, secure authentication, and user experience.