OllyHealth Insurance Platform

Architecture, domain model, and service reference for engineers and stakeholders

🏗️

14 Go Microservices

Claims, eligibility, enrollment, billing, provider, notifications, triage, care, consent, and more — each with its own schema and event streams.

📋

Policies, coverage terms, claims adjudication, prior authorizations, billing cycles, provider credentialing — all modelled and explained.

⚡

Kafka event catalog covering all domains. Outbox pattern for guaranteed delivery. Temporal workflows for long-running sagas.

🔐

Keycloak + OPA for zero-trust auth. PHI encrypted at rest and in transit. Audit logging with 6-year retention.

🤖

LLM-powered medical triage engine with decision tree traversal, differential diagnosis, and care pathway recommendations.

🛠️

Runs on AWS EKS with full infrastructure-as-code. Local dev with Tilt + docker-compose. No vendor lock-in.