AWS & DevOps Notes, Scripts, and Real-Time Scenarios

Welcome! 👋
This repository is a one-stop collection of all my AWS and DevOps learning, notes, automation scripts, and interview preparation material.

🧰 Covered Tools & Topics

• AWS: EC2, S3, VPC, RDS, EKS, CloudWatch
• DevOps Tools: Jenkins, Docker, Kubernetes, Terraform, GitHub Actions, Ansible
• Monitoring: Prometheus, Grafana
• Scripting: Bash, Python
• Interview Prep: Real-time scenarios, common Q&A, and project-based discussions

📂 Structure

Each folder includes notes, practical scripts, and working examples.
Scripts are tested in real environments (AWS EC2, EKS, etc.)

🧠 How to Use

Clone this repo:

git clone https://github.com/<your-username>/aws-devops-notes-and-scripts.git


aws-devops-notes-and-scripts/
│
├── AWS/
│   ├── Compute/
│   │   ├── EC2.md
│   │   ├── AutoScaling.md
│   │   └── Lambda.md
│   ├── Storage/
│   │   ├── S3.md
│   │   ├── EBS.md
│   │   └── Glacier.md
│   ├── Networking/
│   │   ├── VPC.md
│   │   ├── TransitGateway.md
│   │   └── Route53.md
│   ├── Database/
│   │   ├── RDS.md
│   │   ├── Aurora.md
│   │   └── DynamoDB.md
│   ├── Containers /
│   │   ├── ECS.md
│   │   └── EKS.md
│   ├── Monitoring & Logging/
│   │   ├── CloudWatch.md
│   │   ├── XRay.md
│   │   └── CloudTrail.md
│   └── Security & IAM/
│       ├── IAM.md
│       ├── KMS.md
│       └── SecurityHub.md
│
├── DevOps/
│   ├── Git/
│   │   ├── Branching_Strategies.md
│   │   ├── GitOps_Principles.md
│   │   └── Submodules.md
│   ├── CI_CD/
│   │   ├── Jenkins/
│   │   │   ├── jenkins-setup.md
│   │   │   ├── pipeline-examples/
│   │   │   └── shared-library/
│   │   ├── GitHubActions/
│   │   │   ├── ci-cd-pipeline.yml
│   │   │   └── secrets-management.md
│   │   └── GitLabCI, CircleCI (if needed).md
│   ├── Containerization/
│   │   ├── Docker/
│   │   │   ├── dockerfile-patterns.md
│   │   │   └── docker-compose-examples/
│   │   └── Container-Security.md
│   ├── Orchestration/
│   │   ├── Kubernetes/
│   │   │   ├── architecture.md
│   │   │   ├── real-world-manifests/
│   │   │   └── helm-charts.md
│   │   └── ServiceMesh.md
│   ├── Infrastructure as Code/
│   │   ├── Terraform/
│   │   │   ├── modules-best-practices.md
│   │   │   ├── real-world-modules/
│   │   │   └── examples/
│   │   └── CloudFormation.md
│   ├── Configuration Management/
│   │   ├── Ansible/
│   │   │   ├── playbooks/
│   │   │   └── roles-patterns.md
│   │   └── Chef/Puppet (if relevant).md
│   └── Monitoring & Observability/
│       ├── Prometheus/
│       ├── Grafana/
│       └── Alerting_Design.md
│
├── Scripts/
│   ├── bash/
│   │   ├── backup_mysql.sh
│   │   ├── cleanup_logs.sh
│   │   └── deploy_docker.sh
│   ├── python/
│   │   └── aws_utils.py
│   └── powershell/
│
├── Architecture_Designs/
│   ├── HighAvailabilityPatterns.md
│   ├── DisasterRecovery.md
│   └── CostOptimization.md
│
├── Interview_Preparation/
│   ├── AWS_Questions.md
│   ├── DevOps_Questions.md
│   ├── System_Design_Scenarios.md
│   └── Leadership_Situations.md
│
├── Real_World_Projects/
│   ├── project1/
│   │   ├── architecture.md
│   │   ├── terraform/
│   │   └── ci-cd/
│   └── project2/ …
│
└── README.md