University of Toronto
Bachelor of Science - Computer Science
Meta
Software Engineer
Facebook Feed Modeling
Joon Choi
About
Hello, welcome to my personal website. I'm Joon, a Software Engineer based in the San Francisco Bay Area. I studied Computer Science at the University of Toronto, and I'm currently working full-time as a Software Engineer at Meta. Previously, I worked at Ideogram, Wish, and Amazon. My main interests are distributed backend systems, large-scale data processing, and infrastructure across backend, data, and machine learning systems.
Contact
Experience
Work
Ideogram
Member of Technical Staff
Backend, ML Data Infra
Oct. 2023 - Jan. 2026
Toronto, ON
Wish
Software Engineer
Search - Backend
Mar. 2022 - Oct. 2023
Toronto, ON
Amazon
Software Development Engineer
Amazon Fulfillment Technologies - Sortation
Apr. 2020 - Feb. 2022
Toronto, ON
Education
Misc
Hobbies
Movies
Games
- League of Legends: Challenger rank (top ~0.01% of ranked players in North America), the most played PC game in the world at the time.
- Teamfight Tactics: Challenger rank (top ~0.02% of ranked players in North America), a popular strategy game.