Junbum Cho
Aspiring Computer Science Student & Creative Entrepenuer
Passionate about technology, innovation, and making a positive impact through code and leadership.
About Me
High school senior building technology that bridges code and human impact. I've launched platforms serving 11 schools, published AI research, and learned that the best solutions emerge from patient iteration and attention to invisible details.
Skills & Interests
4.12
GPA (Unweighted)
100+
Volunteer Hours
12
Projects Completed
14
Awards Received
Featured Work
All-in-one Sports Management App: AOF Athletics
Korea National Software Competition: Top 30th
Research Paper regarding LLMs and Deep Learning
Research Paper regarding LLMs Predicting US Financial Bubbles with AI
Internship at Common Computer
All-in-one Sports Management App: AOF Athletics
Korea National Software Competition: Top 30th
Research Paper regarding LLMs and Deep Learning
Research Paper regarding LLMs Predicting US Financial Bubbles with AI
Internship at Common Computer
Portfolio
Research Paper regarding LLMs and Deep Learning
Built a hybrid DL-LLM system that combines custom deep learning models with large language models for enhanced on-device AI performance.
AOF Athletics
Designed and launched an athletics management app for 11 New England prep schools in Apple App Store. Streamlined scheduling and updates, secured Veracross partnership, and led stakeholder collaboration.
Korea Code Fair
Ranked Top 30 in South Korea's National Coding Competition by developing "Autone," an AI-driven crime detection app that improves law enforcement response by 9.09%
Predicting US Financial Bubbles with AI
Pioneered the use of LLMs to predict major US financial bubbles by analyzing quantitative macro-financial data.
Internship at Common Computer
Managed social media for an AI network, led Web3 AI Lab sessions, and researched emerging Web 3.0 technologies.
UPenn Pre-baccalaureate Statistics & Data Science Program
Engaged in hands-on sessions learning Exploratory Data Analysis, a method of identifying patterns and anomalies, and collecting initial observations in various datasets. Primarily utilized Python, accompanied by semi-real-world datasets such as stock data from Yahoo Finance.
Research Paper: Drug Design for Fungal Disease Candidiasis
Collaborated on research analyzing molecular interaction between fungal proteins and inhibitors.
Applied Math Club
Co-head of Applied Math Club. Organized workshops and competitions, introduced mentorship.
Environmental Club
Co-head of Environmental Club driving campus-wide sustainability initiatives.
Investment Club
Active member of Investment Club. Led team to achieve highest portfolio growth.
Personal Website
Created a personal website to showcase projects and learning journey.
Zooniverse Projects
Contributed to Zooniverse citizen science projects in astronomy and biology.
My Journey: Academic & Personal Growth Timeline
A chronological overview of my academic achievements, technical projects, research work, and leadership experiences from 2021 to present, shown with the newest milestones first.
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Resume
Download PDFEducation
Avon Old Farms School
Sep 2022 - PresentUniversity of Pennsylvania, Pre-baccalaureate Data Science Camp
July, Aug 2024Honors & Awards
- Community Service Pin (100+ Service Hours) — Nov 2025
- Head of School List Award (GPA of at least 3.80) — May 2023, May 2024, May 2025
- Brown University Book Award — May 2025
- Excellence in Multivariable Calculus (Highest Grade) — May 2025
- Bausch and Lomb Honorary Science Award — May 2025
- Academic Excellence Award (Top GPA among 10th grade) — May 2024
- Excellence in AP Calculus BC (Highest Grade) — May 2024
- Leadership Pin (Environment Initiatives as Club Leader) — May 2024
- National Latin Exam (Intermediate Reading Comprehension Certificate of Merit) — Feb 2024
- Korea Code Fair (National Software Competition) Finalist — Jun 2024 - Oct 2024
- International Youth Mathematics Competition (IYMC) Finalist — Oct 2023 - Nov 2023
- 3rd Korea Institute of Music Prodigy Concours (First Prize, Clarinet Division) — July 2022
- 21st National Student Music Scholarship Concours (First Prize, Clarinet Division) — Apr 2021
Data Science / AI / Research Related Activities
Research Publication on Enhancing LLM Specialization Through Deep Learning, Author
Mar 2025 - June 2025- Designed a DL-LLM Modular System that integrates a customized deep learning model with large language models to improve on-device reasoning, classification accuracy, and few-shot efficiency. Demonstrated reduced latency and server dependency across multiple frontier LLMs by 21.5% through modular task allocation and optimized audio data processing.
- Published work in the National High School Journal of Science (NHSJS): View publication
Research Publication on LLMs Performance in Financial Bubble Prediction, Author
June - September 2025- Pioneered LLM application for financial bubble prediction using quantitative macro-financial data by extending beyond conventional text-based sentiment methods. Conducted performance comparisons across traditional deep learning models, LLMs, and hybrid architectures.
- Published work in the NHSJS: View publication
Research Paper on AI Performance for Post-IPO Stock Volatility Prediction, Author
August - October 2025- Applied LLMs and deep learning to predict post-IPO volatility in the U.S. stock market during M2 contraction periods, and benchmarked model performance under these macroeconomic conditions.
- The research paper is currently under peer review at the National High School Journal of Science (NHSJS).
Crime Detection Software (“Autone”), Developer/Creator
July 2023 - June 2024- Developed an AI-driven app, “Autone,” using audio machine learning algorithms to detect crime and analyze data, increasing law enforcement response by 9.09%.
- Integrated real-time police database data, alerts, and visual crime maps, increasing user retention by 15%; achieved Top 10 in Korea Code Fair (KCF).
UPenn Pre-baccalaureate Statistics & Data Science Program, Participant
May, June 2024- Learned exploratory data analysis through hands-on work using Python and semi-real-world datasets, including Yahoo Finance stock data.
- Built data collection, cleaning, and analysis skills with formal instruction; reported 6.5% higher accuracy in selecting successful stock choices based on program concepts.
Extra Curricular / Entrepreneurship Activities
Centralized Platform for School Athletics & Spirit (“AOF Athletics”), Developer/Creator
June 2024 - Dec 2024- Designed and launched an athletics logistics app for Avon Old Farms School and the Founders League, streamlining scheduling and real-time updates. Available on Apple App Store and Google Play Store.
- Secured a Veracross partnership for secure data sync and presented to school leadership; scaled as a non-profit product with 380+ users, 45m average engagement, and 31K+ screen views.
Common Computer (South Korean Software Company), Intern
June 2025 - July 2025- Independently researched emerging Web 3.0 technologies, created educational social content (@ainetwork_ai), led Web3 AI Lab sessions, and translated technical concepts for broader audiences.
- Contributed foundational research to AIFFEL and approaches for integrating autonomous AI agents with Web3 protocols, including MCP, A2A, and mem0.
Research on Drug Analysis against Antifungal Resistance
Apr 2024 - Present- Investigate molecular interactions between fungal pathogenic proteins and inhibitors using bioinformatics and structural analysis, with mentorship from a college professor and school biology instructor.
- Aiming for publication in American Biology Teachers (ABT). Poster: View poster.
Applied Math Club, Co-Head
Sep 2023 - Present- Organized problem-solving workshops and competitions, and achieved top ranks in contests including IYMC.
- Introduced a peer-mentorship program that improved members’ problem-solving skills and overall math performance.
Environmental Club (Campus-wide Sustainability Initiatives), Co-Head
Sep 2023 - Present- Led food waste initiatives, reducing food waste by 13.3% in September 2024; received leadership pin recognition.
- Collaborated with the school’s Nimrod Club and a local farm to repurpose leftover food waste as cattle feed.
Personal Website, Creator
June 2022 - Present- Developed a personal website (junbumcho.com) showcasing 5 years of 12+ technical projects and 100+ service hours, attracting ~1.5k views per month and shared with 15+ institutions.
- Continuously updates the site as a visual resume and teaching platform highlighting technical growth and sustained learning.