Scalable Cross-Platform POS System for Retail and Service Businesses

The client operates a retail or service-oriented business with multiple locations and interaction points, currently facing limitations with their existing cloud-based POS system. They require a POS solution compatible with a wide range of devices, including tablets and PCs, that offers fast development cycles, high-quality software, offline capabilities, and easy integration with existing inventory management and backend APIs. The current system hampers operational efficiency and scalability, impeding their ability to remain competitive in a fast-paced market.

A mid-sized retail chain seeking a flexible point-of-sale platform that operates seamlessly across various devices, supports offline functionality, and integrates with existing inventory and backend systems.

• Develop a responsive POS application compatible with Windows, Android, and iOS devices that functions seamlessly across tablets, PCs, and handheld devices.
• Implement offline mode with data synchronization to ensure continuous operations during internet outages.
• Enable customization of user interface and branding during installation to tailor the experience per location or business need.
• Integrate with existing backend inventory and account management APIs, including automatic stock list downloads.
• Support various peripheral devices such as receipt printers, barcode scanners, cash drawers, and card readers.
• Incorporate role-based user management including cashier, manager, and customer self-service modes.
• Provide features like shift management, promotion modules, and tax calculation to enhance operational efficiency.

• Responsive user interface adaptable to multiple device types and screen sizes
• Offline mode with local data storage and synchronization with cloud backend upon reconnect
• Customisable installation options for branding, product, and service listings
• Integration with existing inventory and transaction APIs via GraphQL or similar API architecture
• Support for peripherals including receipt printers, barcode scanners, card readers, and cash drawers
• Role-based access control for cashiers, managers, and customers
• Shift management, promotion handling, and tax modules
• Device management system for adding locations, team members, and device assignments

• Existing inventory management system for stock list synchronization
• Backend APIs (e.g., GraphQL) for transaction processing and data retrieval
• Peripheral device interfaces for receipt printers, barcode scanners, etc.

• Application must operate with minimal latency, supporting real-time updates and synchronization
• Reliable offline functionality with local data caching and conflict resolution
• Scalable architecture capable of supporting multiple locations and increasing transaction volume
• High security standards for user authentication, role management, and data privacy
• Cross-platform compatibility ensuring consistent user experience across devices

The developed POS platform is expected to improve operational efficiency and customer experience by enabling seamless multi-device support, reducing downtime via offline capabilities, and accelerating deployment with fast development practices. It will support business growth through scalable architecture, enhance brand consistency with customizable UI, and facilitate better inventory management. The new system aims to increase transaction speed, reduce errors, and strengthen competitive positioning in the retail or service industry.