My portfolio

Master's Degree

Jeju National University 

https://www.jejunu.ac.kr/eng/index.htm

Fullstack Developer

• Built and maintained responsive web applications using Vue.js, HTML/CSS, JavaScript, and Bootstrap, ensuring cross-browser compatibility across all devices. 

• Developed and integrated backend APIs, coordinating with internal stakeholders to automate client feedback collection via email notification pipelines. 

• Optimised web application performance and documented development processes to support long-term maintainability of the codebase.

University research assistant

• Collected, labelled, and preprocessed biometric datasets (facial feature extraction) for identity management research in metaverse environments. 

• Wrote Python scripts to interface biometric analysis modules with Solidity-based smart contracts, enabling data flow between ML pipelines and blockchain layers.

• Conducted experiments using deep learning models and analysed results with Matplotlib to validate authentication accuracy. 

• Contributed to multi-module framework development (BPM/PPM) covering network architecture, zero-knowledge proofs (ZKP), and Kubernetes-based service orchestration.

The 10th International Conference on Next Generation Computing (2023)

• Delivered a presentation at the ICNGC 2023 conference.

• Proposed an innovative authentication mechanism for the Metaverse, utilizing biometric security features like iris scanning and facial recognition.

• Highlighted the integration of Apple Vision Pro’s OpticID framework and Keychain for secure and convenient authentication.

• Explained the technical implementation using Apple Mac Mini M2, Xcode 15 beta, and Vision Pro Simulator to simulate the proposed mechanism.

• Addressed critical security challenges, including privacy protection and secure data exchange in the Metaverse.

• Demonstrated practical applications of biometric authentication in entertainment, gaming and financial transactions.

Link: https://kingpc.or.kr/board/article/2700

The Sixth International Conference on Blockchain Computing and Applications (BCCA 2024)

• Delivered a presentation at the BCCA 2024 conference.

• Proposed an innovative blockchain-based biometric authentication framework leveraging Decentralized Identifiers (DIDs) for secure identity management in the Metaverse.

• Highlighted the integration of blockchain, biohashing techniques, and biometric data to ensure tamper-proof, privacy-preserving user authentication.

• Presented practical applications of the system in creating secure interactions and identity management within virtual environments.

Link: https://bcca-conference.org/2024