👋 Junmo Kang

Backend-focused Fullstack Developer.

I build production systems using Java & Spring.

• Designed and developed a metadata management system (end-to-end)
• Built large-scale file processing pipelines (zip, media)
• AWS infrastructure & deployment pipelines (EC2, EFS)
• AI Assistant (RAG, Qdrant, LLM integration)

I’m interested in scalable systems, DevOps, and AI-driven applications.

👉 Resume

📍 Seoul, Korea | 🗓️ Feb 2024 - Present

• Developed and maintained music distribution & settlement systems
• Built Java-based backend modules for metadata & asset processing
• Designed file packaging and large-scale download systems (zip, media)
• Managed AWS infrastructure and deployment pipelines

🗓️ Dec 2022 - Feb 2024

• Developed monitoring web applications for APM services
• Built backend systems using Java (Spring, JPA)
• Improved system performance and observability features

📍 Seoul, Korea | 🗓️ Jul 2020 - Feb 2022

• Developed Java agents for WAS monitoring
• Built web-based monitoring applications
• Worked on performance tracking and system diagnostics

📍 Seoul, Korea | 🗓️ Jan 2019 - Mar 2019

• Assisted in backend and service development
• Gained hands-on experience in real-world development environments

Languages

• Java, Kotlin, Python, Node.js, Go

Backend / Frameworks

• Spring Boot, Netty

Frontend / Mobile

• Web, Android

Database

• MySQL, Oracle, PostgreSQL
• Redis, MongoDB

Infra / DevOps

• Linux, Jenkins, Docker, Kubernetes, AWS, Kafka

AI / LLM

• Ollama, Qdrant, OpenAI

Others

• HTML5, CSS, JavaScript