Cloud-based POS System Development

I require a Windows-compatible, cloud-based Point of Sale (POS) system with extensive features. The system should include:

- Inventory Management: Real-time updates on stock levels and pricing.
- Multi-Currency Invoicing: Support for various currencies.
- Cash Management: Keeping track of cash flow accurately.
- Customer & Supplier Management: Maintaining records of customers and suppliers.
- Automated Reporting: Generating reports without manual input.

This project necessitates integration with a government-provided invoicing system using a specified API. A user-friendly yet modern design is essential, alongside a quick response time.

Key Features:
- Offline Functionality: The system should be able to operate during network outages.
- Speed: The system must be fast for instant updates.
- Dashboard: An intuitive dashboard design element is required.

The ideal candidate for this project should have:
- Extensive experience in developing POS systems.
- Proficiency in creating cloud-based applications.
- A strong understanding of UX/UI design principles.
- Ability to meet tight deadlines.

The urgency of this project is high. Your prompt response will be appreciated.