Vibe Coding Pioneer & AI-Driven Development Expert

• Location: Seoul, Korea
• Email: dohyun@roboco.io
• Blog: roboco.io/posts, moreagile.net
• LinkedIn: @serithemage
• GitHub: @serithemage

Pioneer of Vibe Coding methodology and founder of Roboco.io, leading the transformation of software development through AI collaboration. With over a decade of experience spanning AWS, cloud architecture, and DevOps, I now focus on helping organizations adopt AI-driven development practices that dramatically enhance productivity and innovation.

As one of Korea's foremost Vibe Coding experts, I provide strategic consulting, hands-on training, and create open-source tools that empower developers to collaborate effectively with AI. My work includes building production-grade development tools (Claude Code skills, CLI utilities), establishing coding standards, and creating comprehensive educational resources. I actively contribute to the AI development community through workshops, conference presentations, and open-source projects with growing adoption and recognition.

• Pioneer and thought leader in Vibe Coding methodology - transforming software development through human-AI collaboration
• Created comprehensive educational framework with hands-on workshops, teaching materials, and real-world demonstrations
• Built production-grade open-source tools and libraries demonstrating Vibe Coding principles across multiple technology stacks
• Published curated resources (awesome-vibecoding) serving as the definitive guide for AI-driven development
• Active community builder through workshops, conferences, and training programs helping organizations adopt AI development practices

• Expertise in designing and implementing AI-driven development workflows that enhance productivity and code quality
• Proven track record of successful organizational AI adoption programs with measurable productivity improvements
• Experience building AI-powered development tools (Solar Code CLI, automation frameworks, analysis tools)
• Skilled in creating practical AI governance frameworks aligned with business objectives and development workflows

• Led multiple cloud migration projects for major enterprises such as ANA, NRI, and Oryx as architect and PM
• Leveraged extensive experience as an AWS Technical Trainer to mitigate common migration pitfalls and optimize cloud strategies
• Skilled in risk management, infrastructure design, and microservice migration planning

• Proven capability in managing complex IT projects with a strong emphasis on client trust and expectation management
• Successfully managed cross-cultural IT consulting engagements in Korea and Japan
• Demonstrated leadership in managing technical teams and stakeholders, delivering high-value projects consistently on schedule

• Early adopter and passionate advocate of CI/CD, DevOps, and Agile methodologies
• Successfully implemented automated code reviews and streamlined development workflows using GenAI technologies, significantly improving team efficiency

• JavaScript ES6 & TypeScript 5
• Python3
• Java21

• AWS (Lambda, StepFunction, API Gateway, AppSync, CodeCommit, CodeGuru, CodeBuild, CodeDeploy, SageMaker, Glue)

• DynamoDB, MySQL(RDS, Aurora), Redshift, Neptune(Graph DB), Neo4J, Oracle, PostgreSQL

• Pandas, Scikit-Learn

• React, Svelte

• Git, Docker, ECS/Fargate, Kubernetes, GraphQL

• Lead Vibe Coding adoption across organizations through strategic consulting, hands-on training, and customized implementation roadmaps
• Create and maintain open-source tools demonstrating Vibe Coding principles across multiple domains (CLI tools, web applications, serverless architectures)
• Deliver comprehensive training programs including workshop materials, hands-on demos, and real-world project templates
• Build community resources such as awesome-vibecoding (84 stars), establishing best practices and curated learning paths
• Develop innovative development tools like Solar Code CLI for AI-powered codebase interaction and analysis
• Publish educational content through blogs, conference presentations, and practical demonstrations

• Managed Amazon Korea's first development team as Acting Manager, optimizing team workflows and customer-centric development
• Led the development and optimization of AWS Skillbuilder using DDD and serverless architecture, significantly improving user experience

• Delivered extensive AWS training in cloud architecture, security, DevOps, ML, and serverless solutions

• Improved development processes and executed successful cloud migrations with DevOps pipelines

• Successfully delivered Orix and ANA cloud migration projects by introducing agile methodologies and automated CI/CD

AI-powered CLI tool built on Upstage's Solar Pro2 model for intelligent codebase interaction. Features native Korean and English support, advanced code analysis, and extensible MCP integration. Enables developers to query, edit, and analyze codebases through natural conversation.

Comprehensive curated resource collection for Vibe Coding - the definitive guide for AI-driven development. Includes best practices, tools, learning paths, and community resources.

Official Vibe Coding standard guide establishing best practices, conventions, and recommendations for AI-driven development. Provides comprehensive guidelines for effective human-AI collaboration in software development.

Complete learning ecosystem with 7 repositories including:

• handson-vibecoding-demo - Interactive TypeScript demonstration project
• ToDoList - Learning project for Vibe Coding fundamentals
• TicTacToe - First Vibe Coding project showcasing AI collaboration
• realworld-vibe-coding - Production-grade application example
• vibe-coding-calc-demo - Calculator demo for hands-on learning
• hands-on-vibecoding-slides - Comprehensive teaching materials

Advanced projects demonstrating enterprise development patterns:

• Realworld-serverless-microservice - Migrating real-world apps to serverless microservices
• Realworld-build-from-prd - Building applications from product requirements documents

• vibe-coding-workshop - Workshop materials for introducing Vibe Coding
• vibe-coding-toolkit ⭐ 2 - Toolkit supporting Vibe Coding workflows
• ttimes-vibecoding-conference ⭐ 18 - Live demo Todo app for Vibe Coding workshops
• vibecoding-demo ⭐ 33 - TypeScript demonstration project for Vibe Coding fundamentals
• handson-vibecoding-demo ⭐ 8 - Interactive hands-on Vibe Coding learning project

• realworld-java21-springboot3 - Modern Java backend API implementation
• conduit-flask - Blog platform with Python/Flask and Couchbase
• windsurf-todo-demo - 30-minute live coding demonstration app
• realworld-front - Frontend for Conduit platform
• Project-Hwalbindang - Mock investment platform targeting Robinhood-like UX with Flutter

• serverless-realworld-monorepo - Monorepo for serverless implementations
• realworld-backend-serverless-microservice - Monolithic to serverless migration

• ghx-cli ⭐ 5 - Enhanced CLI for GitHub Projects automation and workflow management
• claude-skills - Claude Code skills collection for code review, API design, test generation, and Korean documentation
• hwp2md ⭐ 9 - Tool for converting HWP (Hancom Word Processor) documents to Markdown
• data-analysis-demo - Stock market analysis with AI workflows

• korea-ai-foundation-model-verification ⭐ 44 - Verification project for Korean government's AI foundation models from 5 institutions (Upstage, NAVER, SKT, NC, LG)
• KSAT-AI-Benchmark - AI benchmarking project for Korean SAT tests
• qunova-protein-analyzer - Protein structure analysis tool

RealWorld (Conduit) implementation - Medium.com clone with React 19 + Express demonstrating Claude Code integration patterns and AI-driven development workflows.

CLI tool for Upstage Document Parse API, enabling efficient document parsing and processing through command-line interface.

Python solutions for 2017 Korean College Scholastic Ability Test mathematics problems, demonstrating computational problem-solving approaches.

Unofficial study guide for AWS Certified Solutions Architect - Associate exam. One of the most popular Korean-language AWS certification resources with comprehensive coverage of exam topics and practical insights.

Repository of AWS training materials and resources accumulated from years of experience as AWS Technical Trainer, covering various AWS services and best practices.

Collection of AWS AI/ML learning resources including Jupyter notebooks, tutorials, and hands-on examples for AWS AI services like SageMaker, Comprehend, and Rekognition.

Production-ready CDK implementation achieving sub-10-second autoscaling response for ECS Fargate services. Features high-resolution CloudWatch metrics, RPS-based scaling policies, and comprehensive operational guides. Addresses critical scaling latency issues in containerized workloads.

• 핸즈온 바이브 코딩 (Hands-On Vibe Coding) - Hanbit Media, 2025
• 배워서 바로 쓰는 14가지 AWS 구축패턴 (14 AWS Architecture Patterns You Can Use Right Away) - Hanbit Media, 2020
• 실전 AWS 워크북 (Practical AWS Workbook) - Hanbit Media, 2017
• 나는 프로그래머다 2탄 (I am a Programmer Vol.2) - Hanbit Media, 2017
• 나는 프로그래머다 - 팟캐스트 나는 프로그래머다: 뉴욕, 서울, 도쿄 개발자의 촌철살인 IT 이야기(I am a Programmer Vol.1) - Hanbit Media, 2016

• InfoQ QCon Tokyo Committee (2014.12 - 2016.4)
• Producer/Host: I am a Programmer Podcast (2015.3 - 2017.9)
• AWS Korea User Group leader (2016.9 - present)

• Yonsei University, B.S. Mathematics and Computer Science