Junggeun Lee
Software Engineer at eBay Korea
South Korea
Summary
👤
Senior🎓
Top SchoolJunggeun Lee is a seasoned Software Engineer with 11 years of experience specializing in payments, commerce systems, and networked middleware, currently contributing at eBay Korea. He brings deep hands-on expertise in Java, C#, JavaScript, MSA, network programming, messaging frameworks, GraphQL, and React, having built payment gateways and ATM/device integrations earlier in his career. His background includes low-level C/C++ work on EMV, P2PE encryption, and socket-based device control, which gives him a practical edge when designing robust, secure payment flows. With an MS in Computer Engineering from Yonsei and formal study in network programming, he blends academic rigor with production-grade engineering. Outside work he enjoys bicycling and films, and he’s open to collaborations that intersect fintech and machine learning.
11 years of coding experience
network programming, network programming at Bloomfield CollegeMaster of Science (MS), Computer Engineering, Master of Science (MS), Computer Engineering at 연세대학교Bachelor's degree, Computer Engineering, Bachelor's degree, Computer Engineering at Jeonju Unversity
Korean, English, Chinese
Stackoverflow
439reputation
64kreached
1answer
0questions
Github Skills (15)
nexus10
code-first8
typescript6
gradlew6
graphql-schema6
gradle6
logger5
logging5
graphql5
facade5
java4
react3
slf4j2
scheduling1
swift1
Programming languages (3)
Github contributions (5)
redrebel/redrebel.github.io
May 2019 - Mar 2023
:sparkles: Build a beautiful and simple website in literally minutes. Demo at http://deanattali.com/beautiful-jekyll
Contributions:107 pushes in 3 years 11 months
simple-websitebeautiful-jekylljekylljekyll-thememinutes
redrebel/Algorithm
Sep 2014 - Nov 2020
Contributions:78 commits, 58 pushes in 6 years 2 months
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