Microservice architecture, Agile development, scalable system, modular design, distributed services, containerized deployment, Docker containers, Kubernetes orchestration, service discovery, API gateways, load balancing, circuit breakers, cloud native, DevOps practices, continuous integration, continuous delivery, event-driven communication, lightweight protocols, RESTful APIs, JSON data format, asynchronous messaging, message queues, Apache Kafka, RabbitMQ, micro frontend, modular monolith, business capability model, domain driven design, bounded contexts, ubiquitous language, command query separation, eventual consistency, idempotent operations, retries and timeouts, observability and monitoring, logging and tracing, metrics and analytics, security and identity, authentication and authorization, role-based access control.