Microservices architecture, Python, multiple servers, cloud computing, distributed system, containers, Docker, Kubernetes, service discovery, API gateway, load balancing, circuit breaker, messaging queue, RabbitMQ, event-driven, asynchronous communication, loose coupling, modular design, scalable, fault-tolerant, DevOps, continuous integration, CI/CD pipeline, monitoring dashboard, Prometheus, Grafana, Python 3.x, Flask, Django, FastAPI, gRPC, RESTful APIs, JSON data format, authentication, authorization, OAuth2, JWT tokens, SSL encryption, Linux, Ubuntu, containerization, orchestration, automation, testing, debugging, logging, metrics, alerting system.