Biography¶

Profile¶

Name: Junsik Hwang
Field: Software Architect / Software Developer / Software Engineer
Contact: js.seth.h@gmail.com
Education: Ph.D. in Engineering (Computer Science, Software Major), Korea University, Feb 2020
Career: 20 years (2005 ~ Present)

Education¶

B.S. in Computer Education, Korea University (Feb 2008)
- Degree Info: (KU2007(BS)002975)-(127)
M.S. in Computer Education, Korea University (Feb 2010)
- Degree Info: M.S. (KU2009(MS)1685)-(29363)
Ph.D. in Computer Science (Software Major), Korea University (Feb 2020)
- Degree Info: Ph.D. (KU2019(PhD)0199)-(15020)

Publications (First Author, SCIE only)¶

LIDAB System Research (2015)¶

Hwang, Junsik, and Seongbin Park.
“LIDAB: a user-friendly display system for linked multimedia data and its application in education.”
Multimedia Tools and Applications (2015).
Link: http://link.springer.com/article/10.1007/s11042-015-2994-6

Linked Data Exploration System (2019)¶

Hwang, Junsik, and Seongbin Park.
“A Linked data exploration system for lay users.”
2019 Asia Pacific Conference on Medical and Health Science, Volume 125, Issue S1.
Link: https://onlinelibrary.wiley.com/doi/full/10.1111/bcpt.13266

Awards¶

2003 Winner, IBM Robocode Korea Cup
2004 Runner-up, IBM Robocode Korea Cup

About Robocode

Robocode is a programming game, where the goal is to develop a robot battle tank to battle against other tanks in Java. The robot battles are running in real-time and on-screen.

https://robocode.sourceforge.io/

Technical Skills¶

Languages: C/C++, Java, PHP, C#, ActionScript, Python, Lua, Ruby, Node.js, Processing
Frameworks: Win32 API, MFC, .NET Framework, Spring Boot
Web: HTML5, JavaScript, CoffeeScript, jQuery, Canvas Programming
Tools: Git, Webpack, Parcel, Vite, NPM
Frontend: Vue.js, React.js, Knockout.js
Mobile: Android (Java/Kotlin), iOS (Swift)
Semantic Web: RDF/XML, SPARQL, Triple Store, OWL, Ontology
Theory/Design: Algorithms, Data Structures, OOP, UML
DB: MySQL, MSSQL, SQL, MongoDB (NoSQL), and various database design and operation experience
Computer Science: Operating Systems, Software Engineering, Compilers, Networks, AI, Graphics, and general computer science
Technical Topics: Network Programming, Multithreaded/Parallel/Distributed Programming, Game Development, Social Web, Open API, System Architecture Design, DevOps, E-commerce, AWS, Cloud Infrastructure, Security, ISMS, Data Analysis, and more

GitHub & NPM & Game Modding¶

GitHub¶

https://github.com/js-seth-h?tab=repositories

NPM Public Modules¶

22 packages (based on CoffeeScript)
https://www.npmjs.com/~js.seth.h

Steam Workshop / Modding¶

Don’t Starve Mods (3 types, Lua script)
https://steamcommunity.com/id/js_seth_h/myworkshopfiles/
X3 Game Mod Package
http://cafe.naver.com/x3cafe/28079
Ultima 7 Part2 Resource Extractor (C# .NET Framework)
http://cafe.naver.com/ultimaoffline/426

Career History¶

Client names are omitted to prevent inference from retrospectives.

2005
- Founded a software venture
- Developed VOIP software integrated with online music services
- Built market information inquiry and terminal management systems for finance/public institutions
2006
- Developed welfare center websites for local public institutions
- Developed flood/discharge measurement and simulation systems
- Developed helicopter landing monitoring software for overseas transport companies
- Developed job portal solutions
- Enhanced IT architecture portal security for public institutions
- Managed DMB service server systems for broadcasting/media organizations
2007
- Built websites for cultural/entertainment companies
- Developed brand and intranet systems for construction companies
- Developed chroma key-based video compositing content production systems
- Developed hobby/community portals
- Built studio CRM solutions
- Developed interactive content for corporate promotion
- Developed access/security management solutions for global aviation industry
2008
- Developed interactive games for distribution/fashion company promotion
- Upgraded intranet (CMS) and psychological test modules for education companies
- Developed SMS management solutions for telecom companies
- Built RFID-based access control systems for educational institutions
- Developed PMS (project management) solutions
- Maintained flow measurement systems for public institutions
2009
- Developed achievement analysis systems for educational content companies
- Built e-commerce platforms for cooperatives
- Developed CMS for broadcasting/media
- Built enterprise access control systems
2010
- Developed photo printing automation systems
- Built labor/personnel management systems
- Executed GUI projects for manufacturing companies
2011
- Developed P2P-based software frameworks
- Built online printing systems
- Built access control systems for international events
2012
- Developed real-time analysis systems (FORGEX) in disaster/safety fields
2013
- Upgraded real-time analysis systems (FARD, EXREM) in disaster/safety fields
- Developed integration with specialized access control equipment
2014
- Built integrated access/security systems for research institutes
2015
- Developed integrated HR, meal, and access systems for service/distribution organizations
2016
- Built HR management systems for overseas plant sites
- Developed large-scale ERP-linked access/security systems
2017
- Built BLE-based access control systems for construction sites
- Developed mobile fingerprint-based access control services
2018
- Built access control and QR visitor management systems for large offices/hospitals
- Built mechanical parking management/kiosk systems
- Executed projects integrating access/meal/POS/electronic tax invoice systems for railways, plants, and manufacturing
2019
- Developed integrated attendance management systems
- Developed alcohol detector-linked attendance systems for construction sites
2020
- Built mechanical parking cloud systems
- Developed mobile-based parking lot apps
- Built QR visitor systems for hospitals and office facilities
- Built access control and QR visitor systems for apartment complexes
- Built QR visitor systems for VC
2021
- Enhanced BLE-based access card issuance/invitation features
- Expanded and integrated access control systems for power plant construction sites
2022
- Maintained integrated e-commerce, logistics, and education systems
- Developed self-storage user QR authentication systems
2023
- Developed gym QR access systems
- Integrated access card printing and attendance systems
- Designed and built next-generation shopping, logistics, and education systems
- ISMS certification for next-generation shopping, logistics, and education systems
2024
- Supported transition and operation of next-generation shopping, logistics, and education systems
- ISMS certification for next-generation shopping, logistics, and education systems
2025
- Supported operation of next-generation shopping, logistics, and education systems
- ISMS certification for next-generation shopping, logistics, and education systems