NextGen HIS – Hospital Information System
🩺 NextGen HIS – Hospital Information System
Category: ERP (Product)
Type: SaaS-Based Enterprise Software for Hospitals
Client: NextGen eSolutions Pvt. Ltd.
Company Info: View Company Overview
Role: Full Stack Developer
🔧 Tools & Technologies Used:
- Backend: PHP , REST APIs
- Frontend: jQuery, AJAX, Bootstrap, JavaScript
- Database: MySQL
- Reporting Tools: Dynamic SQL queries with grouped filters
- Others: Git, Postman (API testing), PDF Export Libraries (TCPDF / DomPDF), Cron Jobs
🧾 Project Description:
NextGen HIS is a cloud-based, fully integrated Hospital Information System that automates and manages the end-to-end operations of hospitals and clinics. This platform is used by over 100+ hospitals and includes various modules like OPD, IPD, Diagnostics, Radiology, Billing, Pharmacy, Inventory, HR, and Admin dashboards.
My role in this project focused on backend development, module customization, and reporting automation. I collaborated with the product team to enhance the system’s efficiency, scalability, and user experience, especially for the clinical and operational users.
🧑💻 Key Responsibilities:
- Designed and implemented backend logic for appointment, admission, discharge, and billing processes.
- Developed custom reporting tools with filters like date range, patient type, and department.
- Integrated role-based access control for doctors, nurses, lab technicians, and admins.
- Created cron-based alert systems for medicine refills, lab report readiness, and scheduled surgeries.
- Optimized legacy code and complex SQL joins for performance enhancement in large-scale data modules.
- Ensured data consistency and integrity while syncing between Pharmacy, Lab, and IPD modules.
- Helped integrate third-party lab devices and ensured secure API communication.
⚙️ Challenges Faced & Solutions Implemented:
| Challenge | Solution |
|---|---|
| Performance issues in loading large reports (over 50,000+ records) | Refactored SQL queries, added proper indexes, and used pagination with AJAX-driven filtering. Reduced load time from 20s to under 6s. |
| Difficulty in syncing data between Pharmacy, Lab, and Billing in real-time | Designed a robust event-based syncing mechanism using triggers and scheduled cron jobs. |
| Complex user roles and permissions per module | Implemented modular RBAC (Role-Based Access Control) using a dynamic permission matrix. |
| Need for multilingual patient records and printable reports | Used template-based PDF export libraries and integrated language files for Hindi/English switch. |
| Users had no insight into inventory consumption | Built a real-time dashboard for stock tracking, low quantity alerts, and consumption history. |
🏆 Achievements:
- Successfully deployed enhancements for 3 major hospital chains in India.
- Improved query performance and reduced admin report generation time by over 60%.
- Developed reusable components for diagnostics and patient journey tracking across modules.
- Increased client satisfaction by building a responsive support tool within the system.
- Received appreciation from the client for successfully automating several manual entry points.
📌 Modules I Worked On:
- OPD & IPD Management
- Laboratory and Radiology
- Inventory & Stock Management
- Patient Registration & History
- Doctor Scheduling
- Discharge Summary Generator
- MIS Reports & Analytics