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Sabin-Rana/README.md

Hi, I'm Sabin Rana

AWS Certified Solutions Architect Associate | Cisco Certified Specialist - Enterprise Core | MScIT Applied Security

Building AWS cloud infrastructure with strong networking and security foundation

Portfolio Email LinkedIn


Featured Project: Enterprise AWS 3-Tier Architecture

Part of the "$0 Cloud Validation" series - 57-resource infrastructure validated without spending a dollar

GitHub Blog

Enterprise AWS 3-tier infrastructure designed and validated through Terraform, demonstrating professional DevOps practices with strategic cost governance. This methodology emerged from real experience with cloud costs and provides a practical path for learning cloud infrastructure on a budget.

Technical Focus:

  • Enterprise Architecture: 57 AWS resources across 6 Terraform modules
  • Zero-Cost Validation: Comprehensive testing without deployment expenses
  • Safety-First Framework: 7 automation scripts for cost control and emergency protocols
  • Multi-AZ High Availability: Enterprise resilience with full observability
  • Infrastructure as Code: Complete CI/CD, monitoring, and security implementation

Technical Stack: Infrastructure: Terraform, AWS (VPC, ALB, RDS, EC2, CloudWatch) Applications: Node.js, React, PostgreSQL, Docker DevOps: GitHub Actions, CI/CD Pipelines, Security Scanning


Featured Project: Enterprise AWS Serverless Platform

Part of the "$0 Cloud Validation" series - Complete 30-resource serverless infrastructure validated without costs

GitHub Blog

Building on my 3-tier architecture expertise, this project demonstrates modern serverless patterns with enhanced compliance monitoring. Following the same rigorous zero-cost validation methodology to ensure financial responsibility while mastering enterprise serverless architecture.

Technical Focus:

  • Serverless Architecture: Lambda, API Gateway, DynamoDB, Cognito, CloudFront
  • Infrastructure as Code: Terraform modules for 35+ AWS resources
  • Compliance and Security: AWS Config rules design, drift detection patterns
  • Zero-Cost Validation: Local testing with SAM CLI, Terraform planning only
  • Enterprise Patterns: Multi-tenant design, authentication, monitoring

Terraform Infrastructure Automation Journey

Completed a 10-day structured Terraform learning journey, automating end-to-end AWS infrastructure through Infrastructure as Code.
This project represents my transition from manual AWS console deployments to fully automated, production-ready architectures.
The implementation includes reusable Terraform modules, remote state management, CI/CD patterns, and security automation demonstrating real-world scalability and reliability.

Repository: AWS Infrastructure Automation with Terraform


Foundational AWS Projects (Pre-Terraform)

Before adopting Infrastructure as Code, I deployed multiple AWS architectures manually through the console with comprehensive documentation.

Enterprise 3-Tier Architecture

View Repository
Three-tier web application with high availability, auto scaling, and multi-AZ database configuration. Comprehensive documentation with over 115 implementation steps.
Stack: VPC, Application Load Balancer, EC2 Auto Scaling, RDS Multi-AZ, CloudWatch, SNS

Serverless Student Management System

View Repository
Serverless web application with full CRUD functionality, API integration, and global content delivery.
Stack: Lambda, API Gateway, DynamoDB, S3, CloudFront, IAM

Secure VPC Network Architecture

View Repository
Enterprise network design featuring public/private subnet isolation, NAT Gateway, and layered security controls.
Stack: VPC, Subnets, NAT Gateway, Security Groups, NACLs, Route Tables


About Me

AWS Certified Solutions Architect Associate with Cisco Certified Specialist - Enterprise Core networking expertise and a Master’s degree in Applied Security.
Passionate about designing secure, automated, and scalable cloud solutions using AWS and Terraform.

My professional journey bridges enterprise networking and modern cloud architecture enabling me to deliver well-structured, reliable, and efficient infrastructure solutions.


Recent Blog Posts

How I went from 115 manual AWS console steps to a zero-cost, fully automated Terraform architecture. The story behind building 57 AWS resources with complete validation and zero deployment costs.

My journey from Cisco networking to AWS Solutions Architect Associate– how my networking background became my secret weapon in cloud computing. A story about taking scary career leaps and discovering that your existing skills are more powerful than you think.

Documenting my transition from manual AWS deployments to automated infrastructure. Why I chose Terraform, the challenges I faced, and what I learned building production-ready IaC from scratch.

➡️ Read all posts on Hashnode


Certifications & Education

Professional Certifications

Academic Background

  • MScIT Applied Security – London Metropolitan University
  • BScIT Computer Networking and IT Security – London Metropolitan University

Technical Skills

Cloud Platform:
AWS (VPC, EC2, Lambda, RDS, S3, CloudFront, API Gateway, IAM, Route53, CloudWatch, Auto Scaling, SNS)

Infrastructure as Code:
Terraform (modular design, automation, remote state management)

Networking:
VPC design, subnetting, routing, load balancing, Cisco Certified Specialist - Enterprise Core

Security:
IAM policies, security groups, encryption, access control, MSc Applied Security background

Languages:
Python, Bash


From network foundations to cloud automation — continuously building secure, scalable, and efficient infrastructure.

Pinned Loading

  1. enterprise-aws-3tier-architecture enterprise-aws-3tier-architecture Public

    Enterprise AWS 3-tier infrastructure blueprint with zero-cost validation strategy • 57 resources across 6 Terraform modules • Safety-first CI/CD with full automation • Validated enterprise architec…

    HCL 25 7

  2. terraform-learning-journey terraform-learning-journey Public

    10-day Terraform learning journey from fundamentals to advanced patterns Hands-on AWS infrastructure automation.

    HCL 9 9

  3. Enterprise-AWS-Serverless-IaC-Platform Enterprise-AWS-Serverless-IaC-Platform Public

    Enterprise AWS serverless infrastructure with 30 resources managed through Terraform. Complete serverless architecture featuring API Gateway, Lambda functions, DynamoDB, Cognito authentication, Clo…

    HCL 3

  4. aws-3tier-architecture aws-3tier-architecture Public

    AWS 3-Tier Architecture built manually through console - VPC, ALB, EC2 Auto Scaling, RDS Multi-AZ - 115+ documented implementation steps

  5. aws-vpc-network-isolation aws-vpc-network-isolation Public

    AWS VPC + Public/Private Subnets | High Availability | Secure Cloud Networking

  6. Sabin-Rana Sabin-Rana Public

    Cloud Engineer | AWS Certified Solutions Architect Associate | Cisco Certified Specialist - Enterprise Core | MScIT Applied Security

    1