Key Concepts
Understanding these core concepts is essential for successfully implementing Grand Central in your banking environment. Each component works together to provide a unified, scalable integration platform.Core Architecture Components
Connectors
Pre-built integrations that connect Grand Central to banking systems, third-party services, and APIs
Unified APIs
Standardized interfaces that abstract complex banking operations into simple, consistent endpoints
Domains
Logical groupings of related banking capabilities like payments, accounts, lending, and compliance
Data Orchestration
Real-time data flow management between different systems and services
Integration Patterns
Event-Driven Architecture
Grand Central uses event-driven patterns to ensure real-time data synchronization across your banking ecosystem.API Gateway Pattern
All external integrations flow through Grand Central’s unified API layer, providing:- Consistent authentication across all services
- Rate limiting and throttling controls
- Request/response transformation for legacy systems
- Comprehensive logging and audit trails
Banking Domains
Payments Domain
Payments Domain
Handles all payment-related operations including transfers, bill payments, and international remittances.Key features:
- Real-time payment processing
- Multi-currency support
- Fraud detection integration
- Regulatory compliance (PSD2, Open Banking)
Account Management
Account Management
Manages customer accounts, balances, and transaction history across multiple core banking systems.Key features:
- Account aggregation
- Real-time balance updates
- Transaction categorization
- Multi-bank support
Identity & Security
Identity & Security
Provides secure authentication, authorization, and customer identity management.Key features:
- SSO integration
- Multi-factor authentication
- Identity verification
- Compliance reporting
Lending & Credit
Lending & Credit
Supports loan origination, credit scoring, and lending workflow automation.Key features:
- Credit bureau integration
- Automated underwriting
- Document processing
- Regulatory reporting
Data Flow Principles
Consistency
All data transformations follow consistent patterns regardless of the source or destination system.Reliability
Built-in retry mechanisms, dead letter queues, and circuit breakers ensure reliable data delivery.Scalability
Horizontal scaling capabilities handle increasing transaction volumes and system loads.Security
End-to-end encryption, audit logging, and compliance controls protect sensitive banking data.Ready to implement these concepts? Start with our Getting Started guide to deploy your first connector.