🏗️ About Me

name: Kim Kao (humank)
role: Manager, Solutions Architecture @ AWS
identity:
  - Leading SA teams to help customers architect on AWS
  - Hands-on DDD Practitioner & Workshop Facilitator
  - Architect Elevator rider — from Penthouse to Engine Room
industries: [ Financial Services, Retail, Public Sector ]
focus:
  - Domain-Driven Design on Cloud (AWS)
  - Event Storming & Event-Driven Architecture
  - CQRS / Event Sourcing Patterns
  - Serverless & Cloud-Native Solutions
  - Multi-Region Resilience & Disaster Recovery
  - Rozanski & Woods — Viewpoints & Perspectives
community:
  - Contributor to aws-samples (316+ ⭐)
  - DDD practitioners workshop adopted globally
passion:
  - Bridging business strategy with technical execution
  - Baseball & Softball ⚾
motto: "Ride the Architect Elevator — model the domain, not the database."

🛗 The Architect Elevator

I don't just reference the Architect Elevator — I live it. Every day I shift between business strategy and hands-on implementation, translating customer needs into architecture decisions that actually ship.

🏢 PENTHOUSE — Business & Stakeholder Alignment Customer discovery · Business case · ROI · Compliance · Executive communication

📊 UPPER FLOORS — Enterprise Architecture Rozanski & Woods Viewpoints & Perspectives · ADRs · Technology strategy Industries: Financial Services · Retail · Public Sector

🎯 MIDDLE FLOORS — Solution Architecture DDD · Event Storming · Domain Storytelling · Context Mapping CQRS · Event Sourcing · Saga · Anti-Corruption Layer

🔧 LOWER FLOORS — Specialist Architecture Software · Networking · Security · RDBMS · NoSQL · Analytics · GenAI Cross-domain integration to ensure end-to-end delivery

⚙️ ENGINE ROOM — Build & Ship AWS CDK · Serverless · EKS/ECS · Multi-Region Resilience Bedrock · Agentic AI · CI/CD

🏛️ Rozanski & Woods 7 Viewpoints + 8 Perspectives Systematic architecture methodology applied in production systems

🤝 Stakeholder Whisperer Financial Services · Retail · Public Sector Translating business needs into architecture decisions across industries

🔬 Hands-On Builder 60+ repos · 700+ community ⭐ DDD → Serverless → Multi-Region DR Legacy Modernization → Agentic AI From COBOL migration to 9-agent orchestration

🎯 Domain-Driven Design in Practice

🧭 Facilitation & Discovery Event Storming Domain Storytelling User Story Mapping Impact Mapping Wardley Mapping

🧩 DDD Strategic & Tactical Bounded Context Context Mapping Aggregate Design CQRS · Event Sourcing Saga · Anti-Corruption Layer

☁️ Cloud & AI Architecture Serverless · EKS / ECS Aurora Global DB · DynamoDB Multi-Region Resilience Bedrock · AgentCore Strands SDK · Agentic AI

🚀 Featured Projects

☁️ Designing Cloud Native Microservices on AWS ⭐ 316 · aws-samples Official AWS sample contributed as Solutions Architect — a fluent approach to designing cloud-native microservices via EventStorming workshop. Covers DDD, Event Storming, Specification by Example, with hands-on AWS Serverless deployment. Widely adopted by the global DDD & AWS community. DDD Event Storming Lambda DynamoDB Fargate ECS EventBridge Serverless 80 Forks

🚢 Project Noah — Agent Orchestration Platform for Legacy Modernization private Enterprise-grade platform that automates COBOL-to-Java/DDD transformation using generative AI. Orchestrates 9 specialized AI agents across 3 squads (Mainframe Modernization, Infrastructure, Resilience & Ops) through an 8-phase pipeline — from Domain Storytelling extraction to Canary deployment. Bedrock Claude Opus 4.6 AgentCore Tree-sitter AST Contract-First 9 AI Agents 4-Zone Parallel Build Parity Testing QuickSight Analytics ECS Fargate CDK DynamoDB Streams Kinesis Firehose Knowledge Base

🏢 Enterprise E-Commerce Platform A living example of the Architect Elevator in action — Rozanski & Woods methodology (7 Viewpoints + 8 Perspectives), DDD with 13 bounded contexts, and Active-Active multi-region on AWS. Not a demo — a blueprint. 99.97% Availability 28s RTO 0.8s RPO 19 CDK Stacks 103 Infra Tests 28+ BDD Scenarios Java 21 Spring Boot Aurora Global DB EKS	📘 DDD Practitioners Reference ⭐ 320 Comprehensive Event Storming workshop covering DDD strategic & tactical design, Wardley Maps, Impact Mapping, Bounded Context Canvas, and AWS Serverless deployment. Event Storming Specification by Example Lambda DynamoDB Fargate CloudWatch 86 Forks — Community-adopted workshop
☕ Coffeeshop DDD Quarkus DDD tactical patterns with Quarkus, focusing on cross-Bounded Context communication via external Aggregate Roots. Quarkus DDD Tactical Aggregate Root	🛡️ DR with Managed Services Multi-region DR architecture using API Gateway private integration, VPCLink, and Route 53 for resilient backend protection. Route 53 CloudFront API Gateway ALB
🐳 Fargate Java Sample ⭐ 9 Step-by-step guide for running Java Spring applications on AWS Fargate with ECS and ECR. Fargate ECS Spring Boot Docker	🎨 Aggregate Canvas A design tool mapping EventStorming Level 3 artifacts into DDD tactical design objects. EventStorming Software Design DDD Tactical

🛠️ Tech Stack

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