Location: Japan (currently in Thailand, GMT+7)

Remote: Yes

Willing to relocate: No

Technologies: AWS, GCP, Terraform, Ansible, CloudFormation, Docker, Kubernetes, ECS Fargate, Lambda, Python, Bash, Go, TypeScript, Next.js, C#, Java (Apache Beam), GitLab CI/CD, GitHub Actions, Cloud Spanner, BigQuery, GCP Dataflow, RDS, Aurora, DocumentDB, Redis, Prometheus, Grafana, CloudWatch, JP1, WAF, Claude Code

Résumé/CV: https://junueno.dev/resume.html

PDF: https://junueno.dev/resume.pdf

LLM-friendly: https://junueno.dev/llms.txt

Email: [email protected]

GitHub: github.com/jun-uen0

LinkedIn: linkedin.com/in/jun-uen0

Senior Cloud Infrastructure Engineer with 6+ years across backend, AWS infrastructure, and FinOps. Realized 30-40% AWS cost reduction. Translates executive intent into infrastructure decisions and surfaces platform constraints back to the C-suite. Sole inventor of a 0-RTT VPN handshake (USPTO pending). Currently expanding into Cloud Security architecture.

Sole CI/CD owner for a major Japanese megabank's web platform at Deloitte (Next.js + Sitecore on AWS ECS, GitLab CI/CD). Built GCP Dataflow ETL pipelines with Java and Apache Beam for a connected-vehicle program. Built AI-augmented infrastructure operations on Claude Code, delivering one engineer-year of capacity in production ops. DDoS mitigation 3x including SYN-flood, root-cause analysis through WAF deployment.

Looking for: ~60-80h / month additional engagement alongside my current role, async-friendly. SRE / DevOps / Platform Engineer / Security Engineer / Technical Advisor. Rate negotiable by scope and engagement length; reach out via email.