Docker & Kubernetes Roadmap
Master containerization and orchestration
About This Roadmap
Docker and Kubernetes are essential technologies for modern application deployment and orchestration. Docker enables you to package applications and their dependencies into containers, ensuring consistency across environments. Kubernetes orchestrates these containers at scale, handling deployment, scaling, and management. As you master these technologies, you will learn to containerize applications, create Docker images, manage container lifecycles, deploy to Kubernetes clusters, configure services and ingress, implement auto-scaling, and manage production workloads. These skills are crucial for DevOps engineers, cloud engineers, and backend developers. Docker and Kubernetes are used by virtually every tech company for deploying microservices, ensuring high availability, and managing infrastructure. The learning curve can be steep, but these skills are highly valuable and in extreme demand.
Prerequisites
- Linux basics
- Networking fundamentals
- Basic programming
- Understanding of web applications
What You'll Learn
Complete Learning Path
6-8 weeks
1Docker Basics
Containers vs VMs, Docker architecture, installation
2Images & Containers
Pulling images, running containers, lifecycle
3Dockerfile
Creating images, layers, best practices
4Docker Compose
Multi-container apps, docker-compose.yml
6-8 weeks
1Volumes & Networking
Data persistence, networks, port mapping
2Multi-stage Builds
Optimizing images, build stages
3Docker Registry
Docker Hub, private registries, image management
4Security
Image scanning, secrets, rootless containers
8-10 weeks
1K8s Architecture
Master, nodes, pods, control plane
2Pods & Deployments
Creating pods, deployments, replica sets
3Services
ClusterIP, NodePort, LoadBalancer, service discovery
4ConfigMaps & Secrets
Configuration management, sensitive data
10-12 weeks
1StatefulSets
Stateful applications, persistent storage
2Ingress
Ingress controllers, routing, SSL/TLS
3Helm
Package management, charts, releases
4Auto-scaling
HPA, VPA, cluster autoscaler
6-8 weeks
1Prometheus
Metrics collection, PromQL, alerts
2Grafana
Dashboards, visualization, monitoring
3Logging
ELK/EFK stack, centralized logging
4Tracing
Distributed tracing, Jaeger, OpenTelemetry
6-8 weeks
1RBAC
Role-based access control, security policies
2CI/CD
GitOps, ArgoCD, automated deployments
3Networking
CNI, network policies, service mesh
4Troubleshooting
Debugging, logs, common issues
Tools & Technologies
Career Opportunities
- DevOps Engineer
- Kubernetes Administrator
- Cloud Engineer
- Platform Engineer
- SRE
- Infrastructure Engineer