Golden Thumb
Coding Tutor at Gold Thumb Inc.
Old Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolGolden Thumb is a veteran software engineer and dedicated coding tutor with nine years of formal experience and a career stretching back to early mobile and Java development. Based in Old Toronto, he blends hands-on full‑stack and mobile engineering—shipping BLE apps, iOS products, and cloud services—with patient 1-on-1 mentorship for mathematically curious children. He founded Gold Thumb Inc. to translate decades of professional engineering into teaching habits of deep thinking, problem solving, and creative project work that help students turn ideas into working code. His commercial background includes senior roles building consumer apps and testing infrastructure for trading tools, giving students exposure to real-world engineering practices like unit and integration testing. Notably, his tutoring approach has produced long-term outcomes—students progressing from beginner projects to international robotics leadership—reflecting a focus on consistency as much as early exposure. A Tsinghua physics graduate, he pairs rigorous analytical training with decades of product-focused software engineering to make abstract concepts tangible for young learners.
9 years of coding experience
9 years of employment as a software developer
Bachelor of Applied Science (B.A.Sc.), Physics, Bachelor of Applied Science (B.A.Sc.), Physics at Tsinghua University
Stackoverflow
2,551reputation
399kreached
31answers
10questions
httpurlconnection
top-5%
image
top-5%
uitableview
top-5%
autolayout
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Github Skills (22)
image9
autolayout9
cookie9
uitableview9
httpurlconnection9
pie-chart7
swiftui7
pip6
cocoa-touch6
android6
iphone6
python6
objective-c6
uiimageview6
ios6
Programming languages (1)
Github contributions (5)
zhijunsheng/chess-java
May 2019 - Jan 2020
Contributions:22 commits, 35 pushes in 8 months
zhijunsheng/xiangqi-ios
Mar 2018 - Aug 2023
Contributions:29 pushes, 4 branches in 5 years 6 months
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