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  • Seoul, Korea

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@Nexters @Carrierr @HanaroThedream

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Jasonarea/README.md

Hyeonsun Jung (Jason) 👋

Software Engineer | Exploring Human-Centered Computing, AI, and Music Technology

Interested in building technologies that support human creativity, interaction, and meaningful real-world experiences.

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About Me

I am a software engineer with 6+ years of professional experience building large-scale financial systems at Samsung SDS and the Korean Federation of Community Credit Cooperoperatives (KFCC).

My engineering experience spans financial platforms, biometric authentication, transaction infrastructure, and software quality, with a focus on building reliable systems under real-world constraints.

Beyond engineering, I have a long-standing background in music. I have played piano since childhood and currently explore music production using Logic Pro and MIDI-based workflows.

These experiences have led me to become increasingly interested in how computing interacts with people — from human-centered systems and Human–AI Interaction to emerging applications in Music Technology.

I am currently preparing for graduate study in Computer Science and Music Technology, with the long-term goal of exploring human-centered and creative applications of computing through research and engineering.


Research Interests

My current interests lie broadly at the intersection of computing, human interaction, and creativity.

  • Human–Computer Interaction
  • Human–AI Interaction
  • Human-Centered AI
  • Music Technology
  • Human–AI Musical Creativity
  • Creative Computing
  • Interactive Music Systems

I am particularly interested in how computational systems can augment human capabilities while preserving human agency, judgment, and creativity.


Current Research Project

🎧 Spectral Analysis for Music Production

I am currently developing a small research-oriented project investigating how computational audio analysis can support decision-making in music production.

The project uses Python and librosa to analyze spectral characteristics of multitrack audio and investigate potential frequency masking.

Initial Research Question

Can computational spectral analysis help music producers identify potential frequency masking in multitrack mixes?

Technologies

Python · librosa · NumPy · Matplotlib

Status: Early-stage research & prototyping


Engineering Experience

Samsung SDS

Software Engineer

Full-stack development for large-scale financial platforms, with experience in software architecture, testing, code review, and production system development.

Korean Federation of Community Credit Cooperatives (KFCC)

Software Engineer

Worked on financial infrastructure and authentication systems, including biometric authentication and high-volume transaction processing systems.


Technical Skills

Languages

Java · C · Python · JavaScript · SQL

Areas

Software Engineering · Distributed/Financial Systems · Authentication Systems · Human–Computer Interaction · Audio Analysis

Creative Technology

Logic Pro · MIDI · librosa


Music & Creative Work

Music has been a long-standing part of my life alongside engineering.

  • Piano
  • Music production with Logic Pro
  • MIDI-based production
  • Band performance and leadership
  • Independent music projects
  • Preparing my debut single

I am increasingly interested in exploring how my background in software engineering can contribute to new forms of musical creation and interaction.


Current Direction

My work is increasingly centered around one broad question:

How can computing augment human capabilities, interaction, and creativity?

I am currently exploring this question across both human-centered computing and music technology.

Selected Projects

Project Organization Key Focus
Palm-Vein Biometric Authentication KFCC Usable Security, Biometric UX
Bulk Interbank Transfer System KFCC Security + Usability, Async UX
Electronic Banking Transfer Refactoring KFCC Service Decoupling, Legacy Modernization
Monimo Financial Platform Samsung SDS Full-Stack Development, UX-Driven Design
Mobile OTP / MFA System Samsung SDS Authentication, Cryptographic Workflows

Education

B.E. in Software Engineering — Gachon University (Mar 2012 – Aug 2019)
GPA: 3.84/4.5 (Major: 3.94/4.5)
Completed core coursework in data structures, algorithms, operating systems, databases, and computer networks.


Skills

Languages: Java, C, Python, JavaScript, SQL
Security: Mobile OTP, MFA, Biometric Authentication, Cryptographic Workflows
Infrastructure: FEP, Interbank Networks, Core Banking Modules
Engineering: Spring, Vue.js, Oracle SQL, MSA, TDD, Mockito
AI/ML: LLM, LangChain, Reverse Engineering Agents


Creative Work

I have spent the past three years composing and producing music using Logic Pro.
I am preparing to release my debut album, which has deepened my interest in the intersection of music technology and security — particularly how intelligent creative interfaces can be designed with both usability and privacy in mind.


Languages

🇰🇷 Korean (Native) · 🇺🇸 English (Professional) · 🇯🇵 Japanese (Basic)


Pinned Loading

  1. palm-vein-biometric-auth palm-vein-biometric-auth Public

    Biometric authentication system integrating palm-vein technology with banking and airport security infrastructure — a case study in usable security

  2. bulk-interbank-transfer bulk-interbank-transfer Public

    Secure bulk interbank transfer system with recipient verification and asynchronous UX design — a case study in balancing security and usability

  3. monimo-financial-platform monimo-financial-platform Public

    Full-stack development of Monimo, a unified financial services platform integrating banking, insurance, cards and securities — a case study in human-centered financial UX

  4. ZZASE-1 ZZASE-1 Public

    Forked from chany219/ZZASE

    C#