Chang Jung
Growth Lead at 한국신용데이터
Seoul, South Korea
Summary
👤
Senior🎓
Top SchoolChang Jung is a Growth Lead and engineer with 12 years of experience building product-led growth and AI-enabled features at 한국신용데이터, where he progressed from Growth Engineer to leading AI projects. Based in Seoul, he combines hands-on Android, server (Ruby on Rails), frontend and database expertise with product and project management experience from earlier roles at EtherLab and mintech. He has a strong track record shipping consumer and enterprise mobile apps for major clients (including multiple LG projects) and running cross-functional teams that bridge engineering, UX, and business. Comfortable moving between code and strategy, he focuses on leveraging data and machine learning to accelerate user acquisition and product engagement. A biomedical engineering graduate, he brings a systems-thinking approach and a history of technical leadership in startups and corporate environments.
12 years of coding experience
4 years of employment as a software developer
BS, Biomedical/Medical Engineering, BS, Biomedical/Medical Engineering at Inje University
Github Skills (28)
ruby9
mvc9
rails9
html9
activerecord8
react8
ruby-on-rails8
android8
ios8
react-native8
jwt-authentication7
rails-api7
cross-platform7
mobile6
api6
Programming languages (3)
Github contributions (5)
ShakeJ/Android-ShakeJ-Custom-Graph
Jun 2015 - Jul 2015
Contributions:14 commits, 14 pushes, 2 branches in 15 days
ShakeJ/Android-Caffeine-library
Sep 2013 - Nov 2013
Contributions:14 commits in 1 month
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.