Yoonmee Hwang

Yoonmee Hwang

(she/her)

DevOps / MLOps Engineer

Carnegie Mellon University

Professional Summary

DevOps and Site Reliability Engineer with 5 years operating Kubernetes at cloud-provider scale at NHN Cloud, a top-3 cloud service provider in South Korea. Currently a Master of Software Engineering student at Carnegie Mellon University, building CI/CD platforms and ML experimentation infrastructure.
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Education

Master of Software Engineering, School of Computer Science

2025-08-01
2026-12-31

Carnegie Mellon University

Bachelor of Engineering in Computer Engineering

2015-03-01
2020-08-31

Kyung Hee University

Interests

Kubernetes & Cloud Infrastructure CI/CD & Platform Engineering ML Infrastructure & Experimentation Observability

Experience

DevOps Engineer / Site Reliability Engineer

NHN Cloud

Company-wide DevOps platform for NHN Cloud PaaS, a top-3 cloud provider in South Korea.

  • Built and operated 16 Kubernetes clusters (130+ nodes, 2,300+ pods) and CI/CD pipelines serving 30+ teams with ArgoCD, Jenkins, Keycloak, and Harbor
  • Cut deployment task time by 83% by redesigning ArgoCD with the App of Apps pattern
  • Migrated 10 legacy products to Kubernetes across 6 regions with zero production incidents
  • Raised Loki log throughput 52% and cut write failures 74% via k6 benchmark-driven tuning
  • Led a certificate-automation PoC with DigiCert HQ, cutting costs 20% (2023 Employee of the Year)

Cloud Engineering Intern

NHN

  • Designed HA infrastructure for web services on the TOAST Cloud platform
  • Implemented Apache Tomcat clustering, MySQL replication, CI/CD, and monitoring

Software Engineering Intern

Naver

  • Refactored Naver Shopping Admin pages from legacy JSP to React, Node.js, GraphQL, and TypeScript
  • Improved page performance with Apollo Client caching

Education

Master of Software Engineering, School of Computer Science

Carnegie Mellon University

GPA 3.9/4.0. Coursework: Machine Learning in Production, Introduction to Deep Learning, Introduction to Machine Learning, Introduction to Computer Systems.

Bachelor of Engineering in Computer Engineering

Kyung Hee University

GPA 3.73/4.3. Merit-based scholarship, three semesters.
Projects

Infrastructure and ML platforms I built at Carnegie Mellon

PyTorch

ML Experimentation Platform for Time-Series Anomaly Detection

Independent study. Reproducible PyTorch experiment framework evaluating 5 model architectures across 200+ time-series datasets on a Slurm HPC cluster. Fail-fast screening cut a 17 …

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Kubernetes

Movie Recommender System in Production

Infrastructure and MLOps lead in a 5-person CMU team (17-645). Ran a movie recommender for a simulated 1M-user service on k3s with Helm, GitHub Actions CI/CD, and Prometheus, …

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AWS

Financial Integration Service (Troutwood)

Serverless payroll-data ingestion platform on AWS (Lambda, SQS, DynamoDB, CDK), built as a CMU MSE Studio project for Troutwood. Designed the end-to-end CI/CD platform on GitHub …

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Skills
Cloud & Infrastructure
Kubernetes
Docker
AWS (Lambda, SQS, DynamoDB, CDK)
Helm
Ansible
CI/CD & Languages
GitHub Actions
ArgoCD
Jenkins
Python
Shell / Bash
Observability & ML
Prometheus / Grafana
Loki / Jaeger
PyTorch
Weights & Biases
Slurm / HPC
Certifications & Awards
Certified Kubernetes Application Developer (CKAD)
The Linux Foundation / CNCF ∙ December 2023
Employee of the Year, Great Performance Awards
NHN Cloud ∙ June 2023
For leading the DigiCert certificate-automation PoC that cut certificate costs 20%.
Certified Kubernetes Administrator (CKA)
The Linux Foundation / CNCF (held 2022-2025) ∙ January 2022
Languages
100%
Korean Native
80%
English Professional