Experience
Systems Developer (DevOps)
- Reduced manual tasks by 40% and accelerated deployment cycles by 25% by designing and implementing automation processes using Python, Jenkins, GitHub Actions, and Playwright.
- Deployed and delivered multiple crucial products with a 99.9% uptime rate, ensuring seamless integration and optimal functionality across platforms like Teamcity, Jenkins, and Linux VMs.
- Migrated over 100 repositories from Bitbucket to GitHub, completing the project 2 weeks ahead of schedule and decreasing CI pipeline execution time by 18%.
- Reduced infrastructure costs and improved scalability by 50% by decommissioning legacy systems and transitioning to container-based solutions using OpenShift, AWS, and Azure.
- Enhanced security and API management by implementing Kong, OpenShift, and Vault, automating credential lifecycle and reducing manual secret rotation by 80%.
Frontend Engineer (Junior)
- Developed an internationalization (i18n) system with automated translation using JavaScript and Vue.js, reducing manual translation efforts by 75%.
- Collaborated with designers to deliver a new web service under tight deadlines, ensuring high-quality output through active participation in code reviews.
- Increased test coverage from 5% to 80% by implementing unit tests and adhering to TDD practices with React Testing Library.
Projects
Agentic Unit Test Analyzer | The Co-operators
- Engineered a POC Agentic Unit Test Analyzer using Azure OpenAI to automate unit test coverage analysis and generation for GitHub repositories.
- Designed and animated a web frontend dashboard with TypeScript, SvelteKit, and GSAP.
Kokoro-TTS-Flutter | Github (Open Source)
- Enabled edge device deployment of Kokoro TTS by porting Python runtime to Dart (Flutter) and integrating ONNX for optimized performance.
- Achieved a 40% reduction in inference time by integrating Int8 quantized model support.
Skills
Programming
- Python
- Golang
- TypeScript
- JavaScript
- Dart
- Java
- C#
DevOps & Cloud
- AWS
- Azure
- Docker
- Kubernetes
- OpenShift
- Jenkins
- GitHub Actions
- CI/CD
- Vault
- Kong
- Teamcity
Frontend
- React (Next.js)
- Vue.js
- SvelteKit
- Flutter
- GSAP
- Playwright
- Selenium
AI & Machine Learning
- PyTorch
- Transformers
- Generative AI
- AI Agents
- MCP
- ONNX
Spoken Languages
- Korean (Native)
- English (Business)
- Japanese (Business)
Education
Bachelor of Engineering, Information Technology
University of Ulsan, 2022
Nanodegree, Deep Learning
Udacity, 2021