Comprehensive HRMS Software Development

I need a developer to create an HRMS software with the following key functionalities:

- Payroll Management
- Employee Management

Support for platforms:
- Web-based
- Desktop application
- Mobile application

Ideal skills and experience:
- Proficiency in software development for all specified platforms
- Experience in building HRMS systems, particularly with payroll and employee management modules
- Ability to integrate with other systems (e.g., accounting, time-tracking, recruitment platforms) as needed

Please provide examples of previous work and relevant experience.