DevOps Roadmap 2025
1. Fundamentals (Beginner Level)
✅ Linux & Shell Scripting
- Basic commands (ls, cp, mv, rm, grep, awk, sed, etc.)
- User management, permissions, process management
- Bash scripting & automation
✅ Networking & Security Basics
- OSI & TCP/IP model, HTTP/S, DNS, Load Balancing
- Firewalls, VPNs, SSH, TLS/SSL
- Security best practices (IAM, least privilege, encryption)
✅ Version Control (Git & GitHub/GitLab)
- Git branching, merging, rebasing, cherry-picking
- GitHub Actions / GitLab CI/CD
2. Containerization & Orchestration
✅ Docker
- Image creation, Dockerfile best practices
- Docker Compose
- Multi-stage builds, Docker networking
✅ Kubernetes (K8s)
- K8s architecture (Pods, Deployments, Services, Ingress)
- ConfigMaps, Secrets, Volumes, StatefulSets
- Helm Charts, Operators
- Security (RBAC, Network Policies, Pod Security Policies)
- Advanced K8s (Multi-cluster, Service Mesh, Cilium, Kyverno)
3. Infrastructure as Code (IaC) & Configuration Management
✅ Terraform
- Writing HCL, Modules, Providers
- Terraform Cloud, State management
- Best practices & security
✅ Ansible
- Playbooks, Roles, Jinja2 templating
- Infrastructure automation
4. CI/CD & DevSecOps
✅ Jenkins / GitHub Actions / GitLab CI/CD
- Pipeline as Code
- Parallel & Distributed builds
- Secrets management
5. Cloud Platforms (AWS, Azure, GCP)
✅ AWS Services for DevOps
- EC2, S3, IAM, VPC, Load Balancer, Auto Scaling
- AWS Lambda, RDS
- AWS EKS (Kubernetes), AWS ECS
6. Observability & Monitoring
✅ Logging & Monitoring
- Prometheus & Grafana (Kubernetes Monitoring)
- ELK Stack (Elasticsearch, Logstash, Kibana)
- Loki, Fluentd, Fluent Bit
✅ Tracing & Debugging
- OpenTelemetry
- Jaeger
✅ Alerting & Incident Management
- PagerDuty, Opsgenie
- Chaos Engineering – LitmusChaos, Gremlin
7. Performance & Cost Optimization
✅ Cloud Cost Management
- AWS Cost Explorer, Azure Cost Management
- Spot Instances, Reserved Instances
✅ Performance Optimization
- Kubernetes Auto-scaling (HPA, VPA, KEDA)
- CDN & Caching (CloudFront, Redis, Memcached)
8. Advanced Topics (Bonus)
✅ Site Reliability Engineering (SRE)
- SLIs, SLOs, Error Budgets
- Incident response
✅ Service Mesh (Istio, Linkerd, Cilium)
- Traffic shaping, observability, security
✅ FinOps & Cloud Governance
- Cost-aware engineering
✅ AI/ML in DevOps
- GitHub Copilot, AI-driven CI/CD
How to Follow This Roadmap?
🔹 Beginner: Linux, Git, Docker, Terraform, AWS Basics
🔹 Intermediate: Kubernetes, Jenkins, Ansible, Cloud-Native DevOps
🔹 Advanced: GitOps, DevSecOps, SRE, AI-Driven DevOps
This roadmap is designed for 2025 with the latest trends.
