RMH SDK Engineering

Custom extension development for RMH POS

We write tailored C# logic, custom cashier hooks, and automated back-office syncs to break through out-of-the-box POS functional limitations.

Engineered Performance

Proven SDK delivery metrics

140+

Custom SDK builds deployed

12M+

Back-office records synced daily

45+

Active VAR reseller builds

Core Architecture

Targeted POS functional overrides

Cashier UI

Custom touch buttons and workflows

Direct C# cashier screen hooks for custom discount rules, age verification gates, multi-tender splits, and instant loyalty lookups.

Data Sync

Automated back-office inventory synchronization

High-throughput background services connecting RMH database tables with ERP systems, custom e-commerce channels, and multi-location warehouses.

Hardware Hooks

Specialized peripheral device integration

Native SDK drivers for custom barcode scanners, industrial scale devices, secondary customer displays, and tailored payment terminal scripts.

Engineering Workflow

Systematic four-stage development cycle

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02
03
04

Specification audit

SDK architecture

Sandbox validation

Store deployment

We review your operational friction points, existing database schema, and exact RMH setup to draft explicit functional parameters.

Our team writes isolated C# extension modules against official RMH APIs, ensuring core register stability remains completely untouched.

Every custom build undergoes multi-tier hardware stress testing and transaction simulation before entering production.

We execute seamless installation packages with zero register downtime, complete with roll-back safeguards and VAR developer support.

Solve your POS operational friction

Share your RMH functional requirements with our engineering team for a detailed technical spec evaluation within 24 hours.