Software Development Engineer at Amazon Web Services

Location: Seoul, Korea
Blog: moreagile.net
Linkedin: @serithemage

I have extensive experience as a Software Developer, Architect, IT Consultant, Tech Blogger, and Technical Trainer since 1995. I excel in software development tasks when provided with adequate resources, including time. My interests include soft skills, hard skills, team building, process optimization, programming languages, frameworks, and tooling related to software development optimization.

• Python
• Java
• JavaScript
  • TypeScript

• AWS
  • Serverless architecture
  • DevOps
  • MLOps

• DynamoDB
• MySQL
• Redshift
• Neptune (Graph DB)
  • Neo4J

• Pandas
• Scikit-Learn

• React
• Svelte

• Git
• Docker
• ECS
• Kubernetes
• GraphQL

• Lead developer and acting manager for the first Amazon development team in Korea.
• Developed and operated services based on a fully serverless microservices architecture.
• Designed and implemented a serverless architecture using DDD principles.
• Developed an A/B testing service using TypeScript and AWS CDK, creating a fully automated CI/CD pipeline.
• Improved front-end performance by 500% based on customer feedback.

• Delivered training on a variety of AWS subjects including AWS Cloud Practitioner Essentials, AWS Technical Essentials, Architecting on AWS, and more.
• Taught courses primarily related to Security, Development, ML Pipeline and DevOps.
  • Architecting on AWS
  • Advanced Architecting on AWS
  • Security Engineering on AWS
  • Running Containers on Amazon Elastic Kubernetes Service (Amazon EKS)
  • Big Data on AWS
  • Developing on AWS
  • Advanced Developing on AWS
  • DevOps Engineering on AWS
  • Deep Learning on AWS
  • MLOps Engineering on AWS
  • Machine Learning Pipeline on AWS
  • Developing Serverless Solutions on AWS

• Improved development processes and managed cloud migration projects.
• Introduced Git-based CI/CD pipeline and code review processes.

• Developed enterprise and embedded applications.
• Standardized development processes and managed projects.

• Web game developer and game producer

• 배워서 바로 쓰는 14가지 AWS 구축 패턴 (한빛미디어 2020년)
• 실전 AWS 워크북 (한빛미디어 2017년)
• 나는 프로그래머다 2탄 ( 한빛미디어 2016년)
• 나는 프로그래머다 (한빛미디어 2015년)

• QCon Tokyo 2015 executive committee member

• Bachelor of Science (BS), Mathematics and Computer Science