Now
Last updated:
Focus
- Working as a Solutions Architect at AWS, supporting financial industry customers
- Deep-diving into AWS Security Agent — published a 5-part series covering REST/GraphQL pentesting, auth flow support, and Code Remediation quality evaluation
- Exploring EKS ArgoCD Capability — building managed GitOps environments with ApplicationSet and CodeCommit integration
- Continuing the Strands Agents SDK practical and deploy series
Writing
Currently active blog series:
- AWS Security Agent — REST/GraphQL pentesting, source code impact, auth flows, Code Remediation (5 posts)
- EKS ArgoCD Capability — eksctl/CLI setup, ApplicationSet, CodeCommit integration (4 posts)
- AgentCore CLI — Deploy, Gateway, Memory, Evaluations, full integration (5 posts)
- Strands Agents SDK Practical — Guardrails, metrics, session management, Structured Output (5 posts)
- AWS Payment Cryptography Practical Guide — Issuer/Acquirer operations, SDK tips, key exchange (5 posts)
- Aurora Blue/Green — Downtime measurement, JDBC plugin comparison, MySQL vs PostgreSQL behavior (4 posts)
Learning
- AWS Security Agent penetration testing and auto-remediation workflows
- Managed GitOps on EKS (ArgoCD Capability)
- Multi-agent orchestration patterns (Swarm, Graph, A2A protocol)
- Payment cryptography and HSM operations on AWS
- Rust for Lambda and systems programming (TLS latency analysis, Managed Instances)
Recent Writing
- CloudWatch Query Studio with PromQL cross-service queries
- Aurora DSQL Rust connector with IAM auth and OCC retry automation
- Lambda Rust cold start deep-dive (900ms traced to TLS handshake)
- AWS DevOps Agent series (5 posts)
Reading
- AWS Security Agent documentation and CWE/OWASP references
- AWS Payment Cryptography documentation and PCI PIN Security Requirements
- Strands Agents SDK source code and design docs
Life
- Based in Kanagawa, Japan
- Documenting daily learnings through TIL posts (105+ entries and counting)