Hanmoi Choi
Machine Learning Engineer at Square
Victoria, Australia
Summary
👤
Senior🎓
Top SchoolHanmoi Choi is a machine learning engineer based in Victoria, Australia with 13 years of experience building backend systems and data pipelines across fintech, SaaS, and enterprise domains. Currently at Square, she blends ML engineering with a strong data-engineering pedigree from senior roles at Zendesk, Latitude, and REA Group, delivering production-ready models and scalable ETL architectures. Her earlier career spans embedded and full-stack development at Samsung and other firms, giving her a rare fluency from device-level software to cloud services. Hanmoi has repeatedly moved between leadership and hands-on delivery—leading teams at REA Group while still shipping code—and brings pragmatic design for reliability and performance. She holds a Master in Software Engineering from the University of Melbourne and a dual engineering degree from Handong, reflecting both academic depth and broad practical experience. An inventive problem-solver, she even contributed to a patented enhancement for Bluetooth user experience during her time at Samsung.
13 years of coding experience
14 years of employment as a software developer
The University of MelbourneBachelor, Engineering; Computer Science and Electrical Engineering, Bachelor, Engineering; Computer Science and Electrical Engineering at Handong Global University
Stackoverflow
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Github Skills (28)
vim10
emacs10
emacs-lsp9
melpa9
pipe9
spacemacs9
detector9
elisp8
parsing8
emacs-lisp7
exec7
emacs-package6
ruby6
static-analysis6
cli5
Programming languages (7)
Github contributions (5)
hanmoi-choi/bigsale
Aug 2012 - Oct 2012
Contributions:37 commits in 2 months
hanmoi-choi/spacemacs
Mar 2016 - Jun 2016
Contributions:14 pushes in 3 months
emacscommunity-drivenvimdistribution
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