John Yoon Email & Phone Number

Berkeley, California, United States

• Collaborated with a team to develop a GUI-based video annotation tool using PySide6, enhancing user interaction through multithreaded video playback with OpenCV, resulting in a 1000% increase in annotation completion rates.• Engineered and optimized the video upload functionality, implementing concurrent uploads and preprocessing of video files to Firestore, which improved data uploading speed and processing efficiency by 30%.• Designed and implemented an analytics dashboard that provides real-time data visualization and insights on video annotations, enhancing decision-making processes and enabling users to track annotation progress and performance metrics effectively.• Developed a basic web application utilizing Retool, Firestore, and Google Cloud Functions, implementing a robust authenticated API with endpoints for video management, including features like video playback, signed video URL generation, and clip labeling.• Actively participated in iterative feedback rounds and feature enhancements, such as color-coding annotations and implementing visualization toggles, and performance optimization, to enhance the functionality and usability of the data annotation tool.

Berkeley, California, United States

· Joined after taking CS 198-80 (Extended Reality Development)· Founding member of the Hairy Otter project

Berkeley, California, United States

- Selected through a multi-step process of mentor interviews and screening for Berkeley’s introductory Computer Science Course: The Structure andInterpretation of Computer Programs.-Led weekly teaching sessions for a group of 5 students, covering topics such as Python, OOP, and SQL, resulting in a 4.8/5.0 student rating on the end-of-semester survey.- Researched and prepared slides for the CSM’s midterm 2 review session, including topic reviews and practice problems.

Goyang, Gyeonggi, South Korea

· Military Sergeant at Republic of Korea Army, 56th Infantry Division· Managed the administrative platoon; trained the members in computing and administrative efficiency· Oversaw the maintenance of cybersecurity in preparation for the annual security audit· Utilized Excel to streamline the data processing process of monthly soldier PT test

Bachelor'S Degree, Computer Science, 4.0/4.0

Activities and Societies: Upsilon Pi Epsilon (Computer Science Honor Society) Candidate, XR @ Berkeley*Graduation postponed from 2024.

International Baccalaureate Diploma, 42/45

Activities and Societies: MUN Secretary General and Leadership team, Traveling APAC Choir Team, Lead roles in multiple musical.