OJJ.ai
Software Engineer Data Engineer Architect Tech Leader
Building intelligent systems where Data, AI, and Software come together.
01 About
I'm a software and data engineer with experience spanning large-scale service platforms, data platforms, architecture, and technical leadership.
I enjoy turning complex technical challenges into practical systems - from data platforms and backend services to AI-powered applications. My current focus is on connecting Data, AI, and Software Engineering to build intelligent systems that create real-world impact.
02 Experience
Across my career: software and data engineering, platform architecture, and technical leadership.
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CurrentHyundai AutoEver
Data · Platform · Architecture · Technical Leadership
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PreviouslySamsung Electronics
Data Engineering · Large-scale Data Platform · Data Governance · Data Analytics
NAVERSoftware Engineering · Project Management · Architecture
SK CommunicationsDistributed Systems · Architecture · Technical Leadership
StartupData · Platform · Architecture · Technical Leadership
03 Skills
Data & AI
- Data Engineering
- GenAI
- LLM
- Agent
- BigData
- Data Analytics
- Data Governance
- Spark
- BigQuery
Software Engineering
- Python
- C/C++
- JavaScript
- Django
- FastAPI
- Flask
- Node.js
- Vue.js
- Streamlit
Platform & Cloud
- AWS
- Google Cloud
- Docker
- Kubernetes
- DevOps
- SRE
Architecture & Leadership
- Architecture
- Technical Leadership
- Project Management