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Building a Hospital Information System (HIS) with React (Vite) and .NET

2026-02-07 · 2 min read

1. Introduction

Project Overview

I built a Hospital Information System (HIS) designed to simplify clinical and administrative workflows. The system centralizes patient records, appointments, reporting, and internal communication so staff can work faster and with fewer errors.

HIS overview placeholder

My Role

I worked as a full‑stack developer, owning both the frontend and backend. I built core UI flows in React (Vite), implemented the .NET API layer, designed SQL Server schemas, and delivered integration end‑to‑end.

Goals

  1. Streamline clinical workflows
  2. Improve staff experience and speed
  3. Deliver reliable reporting and audit trails
  4. Build a secure, scalable foundation

2. Challenges & Solutions

Challenges

  • Handling large, structured datasets for patient and visit data
  • Ensuring fast lookup and clean UI flows for clinical staff
  • Maintaining security and integrity of sensitive records

Solutions

  • Optimized SQL schema for read/write performance
  • Role‑based access control across UI and API
  • Responsive, low‑friction UI tailored to clinical workflows

3. Technical Stack

  • Frontend: React + Vite
  • Backend: .NET (Web API)
  • Database: Microsoft SQL Server
  • Auth & Roles: Role‑based access + secure API policies

System architecture placeholder


4. Key Features

  • Patient profile management
  • Appointments and visit tracking
  • Role‑based dashboards (admin / staff / doctor)
  • Secure record access and audit history
  • Operational reporting and exports

5. Implementation Highlights

Frontend (React + Vite)

  • Fast development cycles with Vite
  • Modular UI components for reusable workflows
  • Clean, readable forms with validation

Backend (.NET)

  • RESTful API design
  • Strong typing and validation on data inputs
  • Secure endpoints with role‑based access

Database (SQL Server)

  • Normalized schema design
  • Indexed queries for fast retrieval
  • Structured reporting views

6. Results & Impact

  • Faster patient record access for staff
  • Reduced administrative overhead through centralized workflows
  • Reliable reporting to support decisions and audits

Conclusion

This HIS project delivered a scalable, secure foundation for hospital operations. It balanced performance, reliability, and usability, while keeping the system flexible for future enhancements like analytics dashboards and external integrations.

Want to build something similar?

I’m available for freelance and full‑time roles. Let’s talk.