Available to hire
Hi! I’m Jerry Li, a Toronto-based software developer who loves building scalable systems and solving challenging problems with curiosity and teamwork.
I’m driven by opportunities to design robust architectures, mentor teammates, and explore cross-disciplinary ideas—from competitive programming systems to astrophysical simulations.
Skills
Language
English
Fluent
French
Advanced
Chinese
Intermediate
Work Experience
Founder & Lead Developer at Tops Online Judge
July 1, 2023 - PresentEngineered backend evaluation system supporting 120,000+ submissions across 52 contests, serving 2,500+ users across 90+ countries. Designed EloMMR ranking algorithm for competitive rating; curated and managed a database of 8,500+ problems. Led 30-member team across development, infrastructure, and sponsorship partnerships, including 3Blue1Brown.
Data & Software Engineering Intern at Tech Computers
July 1, 2025 - August 1, 2025Developed competitor web scrapers and structured large-scale product datasets for competitive analysis. Built Node.js + Express backend automating barcode generation and CUPS printing, reducing manual processing time by 70%.
Software Engineer Intern at Flash Coding
November 1, 2023 - July 1, 2025Built image processing pipelines to extract, crop, and optimize 3,000+ educational resource images. Developed backend features in PHP and validated REST APIs using Postman.
Data & Software Engineering Intern at Quoted Tech Computers
July 1, 2025 - August 1, 2025Developed competitor web scrapers and structured large-scale product datasets for competitive analysis. Built Node.js + Express backend automating barcode generation and CUPS printing, reducing manual processing time by 70%.
Student Researcher at Computational Astrophysics Research (Dr. Alexander Mushtukov, University of Oxford)
November 1, 2024 - PresentDeveloped Python simulation framework demonstrating systematic orbital angular momentum loss in binary systems under ballistic mass transfer, contradicting classical q<1 expansion predictions. First and sole author of BalListic Mass Transfer Necessarily Contracts Orbits in Binary Star Systems (Research Notes of the American Astronomical Society, 2026). Independently formulated discrete mass-transfer mappings, deriving closed-form angular momentum drift and introducing a velocity-rescaling closure restoring conservative behavior. Published sole-authored paper On the Conditions Under Which Instantaneous Mass-Transfer Mappings Reproduce Conservative Limits (Journal of High School Science, 2026).
Education
High School Diploma (TOPS Program) at Marc Garneau Collegiate Institute (TOPS Program)
September 1, 2022 - June 1, 2026BCS Computer Science at University of Waterloo
September 1, 2026 - May 4, 2026High School at Marc Garneau Collegiate Institute (TOPS Program)
September 1, 2022 - June 1, 2026Bachelor of Computer Science (BCS) - Admitted at University of Waterloo
January 1, 2026 - May 4, 2026Qualifications
USA Computing Olympiad Platinum Division (Perfect Score)
January 10, 2026 - January 10, 2026AAPT PhysicsBowl Division II – 7th Globally, 1st Nationally
April 2, 2025 - May 6, 2025Sir Isaac Newton Physics Contest (SIN) – 9th Globally, 4th Nationally
May 1, 2025 - May 4, 2025Journal of High School Science Best Original Paper Award
February 7, 2026 - March 16, 2026American Invitational Mathematics Examination (AIME) Qualifier
November 11, 2025 - February 1, 2026Industry Experience
Computers & Electronics, Software & Internet, Education, Media & Entertainment, Professional Services, Other
Skills
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