concepts.md

Microservices

Decomposition

 - Decompose by business capability
 - Decompose by subdomain
 - Self-contained Service
 - Service per team

Refactoring to microservices

 - Strangler Application
 - Anti-corruption layer

Data management

 - Database per Service
 - Shared database
 - Saga
 - API Composition
 - CQRS
 - Domain event
 - Event sourcing

Transactional messaging

 - Transactional outbox
 - Transaction log tailing
 - Polling publisher

Testing

 - Service Component Test
 - Consumer-driven contract test
 - Consumer-side contract test

Deployment patterns

 - Multiple service instances per host
 - Service instance per host
 - Service instance per VM
 - Service instance per Container
 - Serverless deployment
 - Service deployment platform

Cross cutting concerns

 - Microservice chassis
 - Service Template
 - Externalized configuration

Communication style

 - Remote Procedure Invocation
 - Messaging
 - Domain-specific protocol
 - Idempotent Consumer

External API

 - API gateway
 - Backend for front-end

Service discovery

 - Client-side discovery
 - Server-side discovery
 - Service registry
 - Self registration
 - 3rd party registration

Reliability

 - Circuit Breaker

Security

 - Access Token

Observability

 - Log aggregation
 - Application metrics
 - Audit logging
 - Distributed tracing
 - Exception tracking
 - Health check API
 - Log deployments and changes

UI patterns

 - Server-side page fragment composition
 - Client-side UI composition