Ryugwang(Josh) Jang

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Berkeley, CA

Github

rgjang@berkeley.edu

510.345.8984

Education

University of California, Berkeley

Berkeley, CA, USA

Master of Design, Human Computer Interaction

Expected Dec 2025

Korea Maritime & Ocean University

Busan, South Korea

Bachelor of Engineering, Marine & Energy System

Feb 2018

Work Experience

Clobbler

Seoul, South Korea

Co-Founder

Sep 2022 - Sep 2023

• Designed and led the creation of a mobile B2C platform connecting younger users with experienced repair specialists, showcasing the potential of sustainable fashion and contributing to reducing clothing waste.
• Defined user requirements and created actionable design specifications to bridge the gap between concept and development.
• Enhanced user experience by integrating intuitive design elements to support senior repair specialists (60+) in adopting digital tools.

Samil Marketing Corporation

Seoul, South Korea

Full-Stack Developer

Sep 2022 - Jan 2023

• Implemented a keyword-based marketing feature to attract professionals, generating $30,000 in revenue and achieving top Google search rankings.
• Optimized SEO strategies, boosting click-through rates by 15% and visitor count by 25%.
• Improved website usability through A/B testing, leading to better user retention.

Medistream

Seoul, South Korea

UX Engineer Intern

Jul 2022 - Aug 2022

• Developed interactive 3D web experiences using Vue.js and Three.js, translating design concepts into optimized solutions.
• Improved rendering performance by 20% and reduced load times by 30% through advanced rendering optimization.
• Bridged design and engineering by aligning user experience with technical requirements, increasing user engagement by 25%.

Columbia Shipmanagement

Cyprus

Marine Engineer

Mar 2018 - Sep 2021

• Led a team of 10 to optimize vessel engine systems, achieving a 15% improvement in energy efficiency.
• Collaborated with international teams to implement preventive maintenance protocols, ensuring consistent system performance under challenging conditions.
• Developed detailed maintenance schedules, improving operational reliability and reducing downtime.

Research Experience

University Of California, Berkeley

Berkeley, CA, USA

Graduate Research and Development Projects

Aug 2024 - Present

• Collaborated on Virtual Bauer Wurster, transitioning a 3D architectural project into a VR environment using Unity. Developed a VR mirror for avatar customization and implemented gesture recognition for emoji interactions, improving user engagement through usability testing.
• Contributed to ISAACS, integrating a ZED camera with Python API for real-time depth analysis in drone navigation. Proposed and implemented algorithms to optimize coordinate-based movement aligned with drone orientation.
• Participated in Rehab AR, an XR-based rehabilitation prototype for stroke patients. Designed the system using Google MediaPipe for motion tracking, created a 3D avatar to provide feedback on incorrect movements, and implemented a performance scoring mechanism.
• These projects reflect a strong focus on integrating cutting-edge technologies like motion tracking, computer vision, and user feedback to create innovative solutions in XR environments, emphasizing both technical precision and user-centered design.

Skills

Awards

9th Starbucks Korea Startup Awards

Innovation Award - Clobbler, Clothing remodeling platform

2023 IHEI Show-off Festa Stratup Challenge

Won 3rd place for the social innovation program competition with platform, "Clobbler"

2022 Preliminary Start-up package

Won 3rd place with Samil Marketing corporation through the One-touch marketing strategies service

Patent (No. 10-2022-0178330)

Method of brokering repair and reform shops for fashion items based on mediation of coordinator

Volunteer

Mentor in a social innovation program

Oct 2022 - Feb 2023

• Mentored middle school students as part of a startup support program providing education in categories related to entrepreneurship

Educated students in training ship

Jul 2016 - Aug 2016

• Educated high school students in training ship about maritime safety and sustainability

Volunteer at an orphanage

Nov 2008 - Jul 2013

• Participated in medical volunteering at an orphanage, assisting in the treatment of children with disabilities