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:octocat:
Ever tried. Ever failed. Try again. 📝
:octocat:
Ever tried. Ever failed. Try again. 📝
88 followers · 61 following

Achievements

Achievement: Pair Extraordinairex3Achievement: Pull Sharkx4Achievement: StarstruckAchievement: QuickdrawAchievement: Galaxy BrainAchievement: YOLO

Achievements

Achievement: Pair Extraordinairex3Achievement: Pull Sharkx4Achievement: StarstruckAchievement: QuickdrawAchievement: Galaxy BrainAchievement: YOLO

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yuminn-k/README.md

Hello, I'm Yumin 👋

👨‍💻 My Career

🌟 Areas of Interest

  • Site Reliability Engineering
  • Kubernetes
  • AWS (AWS Certified DevOps Engineer - Professional, AWS Certified Solutions Architect - Associate)
  • Observability

🤝 Open Source Contributions

Project Contribution PR Contributed
Prometheus Alertmanager Added regression coverage that verifies Discord and Webex notification failures are classified correctly for HTTP 4xx and 5xx responses. #5324 2026-08-25
Thanos Improved query-frontend range-query caching by reusing compatible lower-step cache entries with step-aware subsampling and bulk fallback cache fetches. #8876 2026-07-01
Uptime Kuma Resolved Steam monitor hostnames before Steam API addr filtering and added backend tests. #7542 2026-06-25

🛠 Tech Stack

Languages:                Go, TypeScript, PHP, Python
Platform & Orchestration: Kubernetes, Istio, Docker, Argo CD
Infrastructure as Code:   Terraform
Observability:            Prometheus, Grafana, Loki, Tempo, Telegraf, InfluxDB
Chaos Engineering:        Chaos Toolkit, AWS Fault Injection Service (AWS FIS)
Cloud & CI/CD:            AWS, GitHub Actions
Data Stores & Messaging:  MySQL, PostgreSQL, MongoDB, Redis, Kafka

Pinned Loading

  1. I'm an early 🐤 I'm an early 🐤
    1 
    🌞 Morning   242 commits  █████░░░░░░░░░░░░░░░░  24.1%
    2 
    🌆 Daytime   381 commits  ███████▉░░░░░░░░░░░░░  37.9%
    3 
    🌃 Evening   306 commits  ██████▍░░░░░░░░░░░░░░  30.4%
    4 
    🌙 Night      77 commits  █▌░░░░░░░░░░░░░░░░░░░   7.7%
  2. Baro Baro Public

    An MSA project for hands-on practice with Kubernetes, Kafka, observability, resilience, and autoscaling

    Go