About

Q: Who is Jaeyong Kim?

Jaeyong Kim is a Backend & Cloud Architect with 11 years of experience in IoT, Fintech, and Mobility domains. A technical leader with proven track record in M&A tech integration, serverless architecture, and payment system design.

Q: What is Jaeyong Kim's tech stack?

Backend: Python(Django), Java(Spring Boot), Node.js, TypeScript. Cloud: AWS(Lambda, EKS, ECS, DynamoDB), Kubernetes, Terraform. DevOps: ArgoCD, GitHub Actions, Docker. Databases: PostgreSQL, MongoDB, Redis.

Q: What are Jaeyong Kim's key achievements?

1) Led M&A tech integration for TSA termination, 2) Designed SaaG protocol reducing hardware costs by 35%, 3) Payment system refactoring recovering ~330M KRW revenue, 4) Technical roadmap design contributing to TIPS program selection, 5) MS Launcher selection securing ~500M KRW Azure credits.

Q: How to contact Jaeyong Kim?

You can reach out via LinkedIn (linkedin.com/in/jaeyongjaykim) or the Contact page on his website (jaeyong.kim/contact).

Jaeyong Kim

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About This Site

This website is the portfolio of Jaeyong Kim, a Backend & Cloud Architect with 11 years of experience. It showcases expertise and technical skills in IoT, Fintech, and Mobility domains.

About Me

Hi, I'm Jaeyong Kim (Jay). I'm a backend developer and cloud architect who enjoys solving complex business problems with technology.

Operating Philosophy

This site is operated to transparently share my career and technical expertise, and to explore potential collaboration opportunities. All information is written based on accuracy.

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