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Projects I have worked on
Ddoga (Another Family), Solution
Dec 2021 – Jun 2023 | 1 year 6 months
A web back office for recording care provided to older adults and managing long-term care facilities.
Ddoga (Another Family), Solution renewal
Jul 2023 – Sep 2023 | 3 months
A renewal project to update business logic and features following changes to the public insurer's regulations.
Ddoga (Another Family), Care Note
Sep 2023 – Jan 2024 | 4 months
A mobile web app that integrates with third-party care systems to show family notices and older adults' care records.
IMS (Integrated Management System), Part 1
Feb 2024 – Mar 2024 | 2 months
A mobile web back office for managing internal logistics and external sales representatives at an acquired assistive-equipment business.
Hecton Project, Hecton Blog
Feb 2024 – Sep 2024 | Stopped after changing jobs
A side project for Hecton Project's official company blog. I stopped working on it when I changed jobs in late September 2024.
IMS (Integrated Management System), Part 2
Apr 2024 – May 2024 | 2 months
An extension to IMS that improves beneficiary and assistive-equipment searches and adds an administration page.
Ddoga platform: long-term care assessment applications
Jun 2024 – Jul 2024 | 2 months
Developing a feature on Ddoga, Hecton Project's flagship platform, to make long-term care assessment applications easier for beneficiaries.
Ddoga platform: push notification server
Aug 2024 – Sep 2024 | 2 months
Adding push notifications across the Ddoga platform by integrating an external push server through APIs, building shared modules, and adding notification logic to existing APIs.
Haru Weather
Aug 2025 – Sep 2025 | 2 months
A side project using Vue 3 and the OpenWeatherMap API to provide location-based current weather and five-day forecasts.
Bukhae
Jan 2025 – Present | In progress
A fintech startup project combining AI and blockchain to build a transparent, secure financial ecosystem.
Desk (AI news intelligence)
Feb 2026 – Present | In progress
An intelligence platform that automatically collects and analyzes global financial news every 30 minutes, with AI analysis from three perspectives and deep research reports.
CLIMS | Court Library integrated system
Jan 2026 – May 2026 | Participation completed
Developed registration, distribution, and storage-transfer features for court-use books in the Court Library's new integrated system using React and Java/Spring Boot, and handled testing and audit responses.
Desk Defense (OSINT security analysis)
Feb 2026 – Present | In progress
An OSINT platform that collects conflict and security data from 34 sources and visualizes it on a 3D globe.
Desk Ontology (Business decision support)
Mar 2026 – Present | In progress
A platform that structures business domain knowledge with ontologies and uses AI agents to support decision-making.
Tmoney | Dooray SaaS integration
Aug 2026 – Present | In progress
Responsible for SSO integration and EDMS development in Tmoney's migration to Dooray SaaS, currently designing sequences, integration specifications, and screens.