Microservices architecture, multiple independent components, scalable, loosely coupled, autonomous, organized around business capabilities, each component, self-contained, responsible for specific task, well-defined interface, API-based communication, lightweight protocols, decentralized data management, distributed transaction processing, fault tolerance, real-time monitoring, logging, containerized, orchestrated, Kubernetes, Docker, cloud-native, service mesh architecture, circuit breakers, load balancing, autoscaling, security, observability, DevOps culture.