Sangheon Kim
Principal Member Of Technical Staff at Oracle
California, United States
Summary
🤩
Rockstar🎓
Top SchoolSangheon Kim is a Principal Member of Technical Staff at Oracle with 11 years of engineering experience focused on JVM HotSpot garbage collectors and performance. He transitioned from mobile and embedded systems—designing lightweight Java UI frameworks, device access APIs, and porting Java ME and browsers to constrained hardware—bringing deep systems-level expertise in C, C++ and Java. Based in California, he blends low-level optimization skills with production-grade JVM engineering to improve startup and memory behavior in modern Java runtimes. Notably, his background in commercializing Java ME across diverse mobile platforms and integrating WebKit on embedded stacks gives him a rare cross-domain perspective on resource-constrained runtime design.
11 years of coding experience
18 years of employment as a software developer
Bachelor, Information and Communication Engineering, Bachelor, Information and Communication Engineering at Sungkyunkwan University
Stackoverflow
31reputation
751reached
0answers
2questions
Github Skills (12)
openjdk10
jvm10
java10
eclipse7
theia7
native-ads6
android6
applovin6
garbage-collector4
openj94
notice3
kotlin1
Programming languages (1)
Github contributions (5)
sangheon/jdk
Dec 2020 - Mar 2025
JDK main-line development
Contributions:29 pushes, 109 branches in 4 years 4 months
javajvmjdk
sangheon/jdk17u
Sep 2022 - Jun 2024
Contributions:2 pushes in 1 year 9 months
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