Chungjung Lee
Technical Support Engineer at CircleCI
Tokyo, Japan
Summary
👤
Senior🎓
Top SchoolChungjung Lee is a Tokyo-based Technical Support Engineer with eight years of experience helping cloud and platform teams troubleshoot and optimize production systems. He has supported observability and CI/CD products at Datadog, Tractable, and now CircleCI, combining deep technical troubleshooting with customer-facing communication. His background includes platform engineering at Yahoo! JAPAN and earlier software development in Japan, giving him a practical full-stack perspective on operational reliability. Educated in computer science and computer engineering at Stony Brook University and Ajou University, he brings cross-cultural technical fluency and a track record of resolving complex incidents under pressure. Notably, he has moved between development and support roles, which helps him bridge engineering teams and end users to accelerate issue resolution and product improvements.
8 years of coding experience
6 years of employment as a software developer
Bachelor of Engineering - BE, Computer Engineering, Bachelor of Engineering - BE, Computer Engineering at 아주대학교Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Stony Brook University
Korean, English, Japanese
Github Skills (1)
data-structures4
Programming languages (3)
Github contributions (5)
jupitkei/MGM-MakeGameManagement-
Mar 2018 - May 2018
Contributions:57 commits, 47 pushes, 2 branches in 1 month
ChungjungLee/Algorithm
Jan 2018 - Jul 2021
Algorithm practice and Problem solving
Contributions:2 PRs, 210 pushes, 3 branches in 3 years 6 months
solvingleetcodealgorithm-practiceproblem-solvingproblem
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