Sonny Li
Founder & Chief Vibes Officer at Codédex
New York, New York, United States
Summary
🤩
Rockstar🎓
Top School
Top expert inFull-Stack Web Development with DevOps Practices
Sonny Li is a founder and engineering leader with 11 years of experience building developer-focused learning products and scaling communities — currently helming Codédex, which serves over 1.6M users. He blends hands-on full‑stack development (notably contributions to Codecademy’s Learn Python and Learn C++ curricula) with curriculum strategy and teaching experience at Columbia and Lehman College. Sonny’s background spans academia (PhD work in computer vision), product curriculum management at Codecademy, and startup building, giving him a rare mix of pedagogy, engineering, and product instincts. He focuses on creating delightful, scalable learning experiences and cultivating a “work = play” team culture, with a knack for turning introductory programming concepts into polished, multi‑language educational content.
11 years of coding experience
5 years of employment as a software developer
Göttingen Germany, Göttingen Germany at AlbanischulePhD AI/ML: Computer Vision, PhD AI/ML: Computer Vision at The Graduate Center, City University of New YorkBachelor of Science Computer Science and Engineering, Bachelor of Science Computer Science and Engineering at The Ohio State UniversityShanghai China, Shanghai China at Liuyi
English, Chinese, German
Stackoverflow
19reputation
2kreached
0answers
2questions
Github Skills (18)
c-language10
python10
cplus10
multiproject10
control-flow10
cpp10
cprogramming-language10
loops9
manipulate8
file-management8
lists8
swift7
conditional-statements6
aframe6
webvr6
Programming languages (14)
Github contributions (5)
Codecademy/learn-cpp
Feb 2019 - May 2020
Codecademy | Learn C++
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:104 commits, 11 PRs, 131 pushes in 1 year 3 months
Contributions summary:Sonny contributed to the "Learn C++" repository by updating and creating C++ code for various beginner-level projects, primarily focused on basic programming concepts. Their work included formatting updates, creating simple programs like a "Hello World" example, implementing a magic 8-ball game using conditional statements, and refactoring code. The user also made improvements to existing code, such as correcting header includes and applying more modern coding practices.
cppcodecademyc-plus-pluscpp17learn-c
codedex-io/python-101
May 2022 - Jan 2023
The Legend of Python 🐍
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:12 reviews, 133 commits, 45 PRs in 8 months
Contributions summary:Sonny primarily contributed to the Python-101 repository by implementing various introductory Python projects. Their work included creating simple programs like "Hello World", "Quadratic Formula", and "Magic 8 Ball". The commits demonstrate a focus on basic programming concepts, conditional statements, loops, and list manipulation, suggesting a hands-on approach to learning Python. The user has updated and refined multiple files, enhancing the educational content.
learning-pythonpythonpython3legendcodedex
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