Guidewire Reference Architecture

Overview

Enterprise reference architecture patterns for Guidewire InsuranceSuite Cloud deployments, including integration patterns, data flows, and scalability considerations.

Prerequisites

• Understanding of enterprise architecture concepts
• Familiarity with Guidewire InsuranceSuite components
• Knowledge of cloud architecture patterns

Instructions

Step 1: Understand the Architecture Layers

The system consists of five layers: Digital Experience (Jutro portals), API Gateway (auth and rate limiting), Guidewire Cloud Platform (PC, CC, BC, Contact Manager), Integration Layer (REST, Kafka, batch), and Enterprise Integration (CRM, ERP, rating engines).

Step 2: Choose Integration Patterns

• Synchronous API: Real-time quoting, address validation, credit scoring
• Asynchronous Event-Driven: Policy notifications, claims updates via Kafka
• Batch: Nightly updates, bulk imports, regulatory reporting via SFTP

Step 3: Design Data Flows

Map policy lifecycle (submission -> underwriting -> binding -> documents -> distribution) and claims lifecycle (FNOL -> investigation -> settlement -> reporting) through system components.

Step 4: Implement Security Layers

Stack WAF/DDoS, API Gateway (OAuth2/JWT), Guidewire Hub (MFA, RBAC), AES-256 encryption, PII masking, and TDE for database encryption.

Step 5: Configure Scalability

Set auto-scaling (2-10 instances, 70% CPU target), L1/L2 caching (in-memory + Redis), connection pooling (10-50), and multi-region deployment for DR.

For full architecture diagrams, data flow specifications, and configuration details, load the reference guide: Read(${CLAUDE_SKILL_DIR}/references/implementation-guide.md)

Environment Strategy

Technology Stack

Output

• Architecture diagrams for all layers
• Integration pattern selection guidance
• Data flow specifications
• Security and scalability configurations

Resources

• Guidewire Cloud Architecture
• Integration Framework
• Security Documentation

Next Steps

For multi-environment setup, see guidewire-multi-env-setup.

Error Handling

Examples

Basic usage: Apply guidewire reference architecture to a standard project setup with default configuration options.

Advanced scenario: Customize guidewire reference architecture for production environments with multiple constraints and team-specific requirements.