Fee Module Overhaul for School Management System

I need significant modifications in the fee module of our school management project built on JavaScript, MongoDB, and Vue.
Project is live and schools are running so I need the work done within 1-2 days

Key Changes Required:

Fee Module Modifications:
- Add new concession categories.
- Modify existing concession logic.
- Generate detailed due reports.

Mobile View Improvements:
- Responsive design adjustments.
- Simplified navigation.
- Optimized form input.

Additional Requirements:
- Modify bus fees module to include different payment and receipt options.
- Excel report generation with column-wise download.
- Fix classes-wise report issues.

Ideal Skills & Experience:
- Proficiency in JavaScript, MongoDB, and Vue.js.
- Strong background in mobile-responsive design.
- Experience in report generation and data handling in Excel.
- Prior experience with school management systems is a plus.

Please provide a portfolio showcasing relevant experience.