Great Visualization of Resilient 3-Tier Architecture on AWS!

Building Resilient 3-Tier Architecture on AWS

Curiosity: How can you gain practical AWS experience? What’s better than building To-do apps for learning cloud architecture?

Want to land that dream cloud job? Stop building To-do apps. The best way to get practical hands-on experience with AWS is to build a 3-tier application. This architecture teaches you production-ready AWS skills.

Architecture Overview

Retrieve: 3-tier architecture components and benefits.

graph TB
    A[Internet] --> B[Load Balancer]
    B --> C[Web Tier<br/>EC2/Fargate]
    C --> D[Application Tier<br/>Auto Scaling]
    D --> E[Database Tier<br/>Aurora]
    
    F[S3] --> C
    G[VPC] --> C
    G --> D
    G --> E
    
    style A fill:#e1f5ff
    style B fill:#fff3cd
    style E fill:#d4edda

What You’ll Learn

Innovate: Comprehensive AWS skills through hands-on practice.

Category	Components	Skills Gained
Network	VPC, Subnets, Route tables	⬆️ Network design
Security	Security groups, NACLs	⬆️ Security configuration
Application	EC2/Fargate, Auto Scaling	⬆️ Compute management
Storage & Database	S3, Amazon Aurora	⬆️ Data management

Architecture Components

Retrieve: Detailed breakdown of each tier.

1. Web Tier:

• EC2 instances or Fargate containers
• Load balancer for distribution
• Auto Scaling for availability

2. Application Tier:

• Application servers
• Auto Scaling groups
• Health checks

3. Database Tier:

• Amazon Aurora
• Multi-AZ deployment
• Automated backups

4. Network Layer:

• VPC with public/private subnets
• Route tables for traffic routing
• Internet Gateway and NAT Gateway

5. Security Layer:

• Security groups (stateful)
• Network ACLs (stateless)
• IAM roles and policies

Benefits of This Project

Innovate: Why this project matters for your career.

Practical Skills:

• ✅ Real-world architecture patterns
• ✅ Production-ready configurations
• ✅ AWS best practices
• ✅ Troubleshooting experience

Portfolio Value:

• ✅ Demonstrates AWS expertise
• ✅ Shows architecture understanding
• ✅ Proves hands-on experience
• ✅ Stands out from To-do apps

Key Takeaways

Retrieve: Building a 3-tier application on AWS teaches practical skills in networking, security, application services, and storage/database management.

Innovate: By building this architecture instead of simple To-do apps, you gain production-ready AWS experience that demonstrates real expertise and helps land cloud jobs.

Curiosity → Retrieve → Innovation: Start with curiosity about AWS architecture, retrieve insights from building a 3-tier application, and innovate by applying these skills to real-world projects and your career.

Next Steps:

• Find 3-tier app workshop
• Build the architecture
• Document your learnings
• Add to your portfolio