201 lines
9.4 KiB
Markdown
201 lines
9.4 KiB
Markdown
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## 👋 About Me
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Back-end Developer focused on **DevOps, Observability, and Automation**.
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I enjoy turning “ops pain” into **reliable, observable, automated** systems.
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---
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## 🚀 Highlights
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- **~57% faster** GitHub integration response time via **Redis token caching**
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- Built an incident-response automation flow: **Automation 100% / Success 80% / MTTR -43%**
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- Operate self-hosted infrastructure with CI/CD, monitoring, and backup practices
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## 🧩 Projects
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### Colio (Feb 2025 – Present) · Backend
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Experience-based portfolio editor & hiring connection platform.
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- GitHub API features + **Redis caching** to reduce latency (**~57%**)
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- Search with **MongoDB + Atlas Search**
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- CI/CD with **Docker Compose + GitHub Actions**
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- Integrations: **AWS S3 / SES**, **Solapi (Alimtalk)**
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### HUFS CES Capstone (Sep 2025 – Dec 2025) · Infra / Backend / Frontend
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AI Assistant flow for incident mitigation in a cloud-infra environment.
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- **K3s** cluster on **3 Raspberry Pi nodes**
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- **Tailscale VPN** for remote access & inter-system connectivity
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- Observability stack: **Prometheus / Loki / Alertmanager**
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- Automation: **n8n + Ollama (llama3)** with verification/feedback loop
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- Result: **Automation 100% / Success 80% / MTTR -43%**
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### NkeysWorld (Jan 2026 – Present) · Personal Infrastructure
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Self-hosted code management + study + monitoring platform.
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- **Oracle Cloud (OCI)** + **Docker / Compose**
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- **Gitea + Gitea Runner** CI/CD 운영
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- **Nginx + Certbot**, **FastAPI + n8n** workflows
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- Operates a Discord bot that delivers coding-test problems on schedule
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---
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---
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## 💼 Experience
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### Leadership
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#### LIKELION HUFS Global 12th (Mar 2024 – Dec 2024) · Representative
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- Led the 12th cohort as the representative of LIKELION HUFS Global
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- Coordinated communication, community activities, and overall cohort operations
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- Supported team collaboration and program participation throughout the term
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#### Ganziton: Python (10-University Joint Hackathon) (May 2024 – Nov 2024) · PR Team Leader
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- Led PR and event operations for a 10-university joint hackathon
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- Designed the hackathon concept and promotional direction
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- Managed merchandise production, venue coordination, and judge outreach
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- Produced Instagram promotional content and sponsor proposal decks
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---
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### Teaching & Mentoring
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#### Coding Education Volunteer at Pungsaeng High School (Mar 2024 – Dec 2024) · Instructor
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- Taught Django-based programming classes for students
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- Mentored students in developing a **school bazaar-related web service** as a hands-on team project
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- Supported learners in planning and implementing simple practical software projects
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#### Computer Programming, Division of Semiconductor and Electronic Engineering (Mar 2024 – Jun 2024) · Teaching Assistant
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- Assisted with course operation for Computer Programming classes
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- Supported students with programming practice and problem solving
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- Helped facilitate learning activities during the semester
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#### Coding Zone (Sep 2024 – Dec 2024) · Teaching Assistant
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- Supported coding practice sessions as a teaching assistant
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- Helped learners understand programming concepts and complete exercises
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#### Coding Zone (Sep 2025 – Dec 2025) · Teaching Assistant
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- Continued supporting coding practice sessions as a teaching assistant
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- Assisted students with programming exercises and learning guidance
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---
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### Activities & Hackathons
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#### LIKELION HUFS Global 11th (Mar 2023 – Dec 2023) · Member
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- Participated as a member of LIKELION HUFS Global 11th
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- Engaged in programming study, team activities, and community events
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#### Smilegate Creative Ideathon (Jul 2023) · Participant
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- Participated in the Smilegate creative mentoring ideathon
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- Worked on idea development and presentation activities
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#### LIKELION HUFS Global 11th Central Hackathon (Aug 2023) · Participant
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- Participated in the central hackathon as a member of LIKELION HUFS Global 11th
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- Collaborated on service ideation and development under time constraints
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#### Ganziton: Mirthon (9-University Joint Hackathon) (Nov 2023) · Participant
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- Participated in a joint inter-university hackathon
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- Collaborated with teammates on ideation and hackathon execution
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#### HUFSummer Hackathon (Jun 2024) · Participant
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- Participated in the 2024 HUFSummer Hackathon
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- Collaborated on idea development and hackathon project execution
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#### LIKELION HUFS Global 12th Central Hackathon (Aug 2024) · Participant
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- Participated in the central hackathon as a member of LIKELION HUFS Global 12th
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- Worked collaboratively on service planning and development under time constraints
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## ⚙️ Tech Stack (Unified Badges)
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### Languages
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### Backend / Frameworks
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### Frontend
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### Database / Cache / Search
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### Infra / DevOps
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### Observability (Monitoring / Logging)
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### Automation / Workflow / Collaboration
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### Cloud / Networking / Ops
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---
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## 🏆 Awards & Activities
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- Leader of LIKELION Global 12th cohort
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- **Top Award (1st place)** · 2023 Inter-university Hackathon (10 universities)
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- Linux Master Level 1
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---
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## 🔗 Links
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- Github: https://github.com/sm4640
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- LIKELION Archive: https://velog.io/@hufsglobal09/series/HUFSLION12th-Archive
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[](https://myhits.vercel.app)
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