Infrastructure

This section covers the cross-cutting infrastructure that supports every domain service: the federated GraphQL gateway, authentication and tokens, caching layers, asynchronous messaging, REST webhooks, email delivery, and search integration.

📄️ Authentication & tokens

How Evolve manages authentication tokens, sessions, and identity across the gateway and backend services.

📄️ Caching strategy

Caching strategies across the frontend, GraphQL gateway, and backend services.

📄️ Messaging & events

How Evolve services communicate asynchronously through events and cloud-native messaging.

📄️ REST endpoints & webhooks

How Evolve uses REST endpoints for webhooks, payment callbacks, session management, and commercetools API extensions.

📄️ Email & notifications

How Evolve sends transactional emails through a two-layer notification and email rendering system.

📄️ Search & Algolia

How Evolve integrates search through pluggable providers with Algolia and commercetools support.

📄️ GraphQL Gateway

How the Apollo Gateway federates subgraph services, manages tokens, and handles caching and resilience.