Docker Containers

Package services with all dependencies into containers.

Dockerfile
FROM python:3.9
COPY . /app
RUN pip install -r requirements.txt
CMD ["python", "app.py"]

Container Orchestration

Kubernetes manages thousands of containers automatically.

K8s Deployment
apiVersion: apps/v1
kind: Deployment
metadata:
  name: order-service
spec:
  replicas: 3

Cloud Native Patterns

Serverless, service mesh, and edge computing.

Netflix on AWS

700+ microservices running on 100,000+ containers