Architecture Maps
Selected systems, mapped
Each map groups components by role — channels, services, integrations, data, and observability — and lists the key connections.
Architecture Map
Loan Decisioning Platform
High-volume decisioning architecture used to originate $30M+ per month, integrating bureaus and aggregators.
channel
Lending Tree
Credit Karma
service
Loan App / API Gateway
Decisioning Orchestrator
Rule Engine (Provenir / IBM-ODM / Drools)
Pricing Service
integration
TransUnion
Equifax
LexisNexis
data
Decision Store
observability
Telemetry & Audit
Connections
- Lending TreeLoan App / API Gateway— Leads
- Credit KarmaLoan App / API Gateway— Leads
- Loan App / API GatewayDecisioning Orchestrator
- Decisioning OrchestratorRule Engine (Provenir / IBM-ODM / Drools)
- Decisioning OrchestratorPricing Service
- Rule Engine (Provenir / IBM-ODM / Drools)TransUnion— Bureau pull
- Rule Engine (Provenir / IBM-ODM / Drools)Equifax— Bureau pull
- Rule Engine (Provenir / IBM-ODM / Drools)LexisNexis— Identity / fraud
- Decisioning OrchestratorDecision Store— Decision + version
- Decisioning OrchestratorTelemetry & Audit
- Rule Engine (Provenir / IBM-ODM / Drools)Telemetry & Audit
- Pricing ServiceTelemetry & Audit