jinju.dev

Background

Never Stop Shipping.

DevOp · Cloud · Automation

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AI

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Skills

AWSAWS
DockerDocker
KubernetesKubernetes
TerraformTerraform
NginxNginx
GitHub ActionsGitHub Actions
JenkinsJenkins
GCP (GKE)GCP (GKE)
C/C++C/C++
PythonPython
JavaJava
Spring BootSpring Boot
FastAPIFastAPI
OpenCVOpenCV
JavaScriptJavaScript
Vue.jsVue.js
MongoDBMongoDB
RedisRedis
PostgreSQLPostgreSQL
MySQLMySQL
MilvusMilvus
UbuntuUbuntu
CentOSCentOS
Raspberry PiRaspberry Pi
GitGit
PhotoshopPhotoshop
JiraJira

Projects

Cloud Infra Automation

Provision S3/CloudFront/Route53 automatically with Terraform + GitHub Actions

TerraformCI/CDAWS
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Static Web Hosting with GCP Cloud Storage

Static web hosting with GCP Cloud Storage using Terraform + GitHub Actions

TerraformCI/CDGCP
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MSA-based Walk Record & Route Sharing Platform Development

Developed a walk record/route sharing platform based on MSA, applying Domain-Driven Design (DDD) and building a high-availability infrastructure (AWS, CI/CD).

MSADDDAWSDockerRedisJenkinsCI/CDEurekaVector DB
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Experience

  1. Vdigm Corporate R&D Center · Researcher (AI/Infra/Backend)

    Conducted research on 3D avatar generation, designed global infrastructure, and developed backend services.

    AI/ML3D AvatarGaussian SplattingDevOpsGCPSpring BootCI/CD
    • Migrating the existing VM-based Azure system to GCP managed services, resulting in an annual cloud cost saving of approximately $16K.
    • Implemented an automated web server deployment pipeline using Terraform, GitHub Actions, and GCP Cloud Run, and resolved proxy communication issues between multiple projects on GCP.
    • Designed over 40 database tables for mobile, web, and PC service support
    • Implemented user Google login and JWT issuance using Spring Boot, and established a server deployment CI/CD pipeline with Jenkins.
    • Researched Gaussian Splatting techniques for single-image 3D avatar creation
    • Secured a commercially viable model license through direct communication, achieving the same functionality as a $14,000 dollar solution for $1,900 dollars.
  2. ETRI Autonomous IoT Research Lab · Research Intern

    Developed an LSTM-based system for hourly prediction of temperature, humidity, and illuminance changes to facilitate optimal environmental control.

    AI/MLLSTMTime SeriesPythonKerasFlaskMySQLDocker
    • Designed and implemented an LSTM-based machine learning model using environmental data (88,382 entries) from 2012 to 2022.
    • Configured the model with one LSTM layer (8 units), one Dense layer, MSE loss function, Gradient Descent optimization, and 1000 Epochs.
    • Completed the prediction model for temperature, humidity, and illuminance at a desired time by training on N-hour (1 <= N <= 12) interval data.
    • Established a complete server/client system by developing a Flask API server and a client webpage that visualizes the prediction results for a selected time.
    • Built an automation pipeline using Github Actions to automatically collect meteorological data daily at 10 AM.
    • Published the paper 'LSTM-based hourly environmental change prediction system for optimal environmental control' based on the system development.

Education

Graduated2019/03 - 2023/02

Dong-eui University (Gaya)

Applied Software Engineering

BusanGPA: 4.01 / 4.5
Graduated2016/03 - 2019/02

Hyoam High School

Gyeongnam

Training

2023.07 ~ 2024.06

Samsung Software Academy for Youth (SSAFY) 10th

Multicampus

Data structure-based algorithms, Web development using Java (Spring, Servlet, JSP), 4 practical web projects

2023.05 ~ 2023.06

Megazone Cloud Cloud Native Application

Megazone Cloud

OS/Network overview, Shell Script, AWS official training

Awards

🏆 Excellence Award2024/11

Web Development Project Excellence Award

Samsung Electronics

Samsung Software Academy for Youth (SSAFY) Trainees

Award for teams that achieved excellent results in web development with free topics / Travel course recommendation using Spring Boot, Vue.js Map API

🏆 Encouragement Award2021/11

Dong-eui University 2021 Integrated Performance Competition

Dong-eui University

Dong-eui University Students

(Self-introduction category) Introduction of achievements and strategies during school enrollment

🏆 Excellence Award2020/11

Crowd Testing Competition

Busan IT Convergence Parts Research Institute

LINC+ Project Department Students

Testing of SW products developed by companies, feedback on defects and improvements

🏆 Excellence Award2020/11

8th K-Hackathon Immersive Content App Development Challenge

Korea Contents Association

National University Students

Android app planning and development with free topics