Yuanhao Sun
Software Engineer at Rakuten
Setagaya, Japan
Summary
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Senior🎓
Top SchoolYuanhao Sun is a software engineer based in Setagaya, Japan, with 14 years of engineering experience and a recent focus on cloud-native e-commerce systems. At Rakuten he led migration efforts from legacy PHP5 to PHP7, containerized applications on Kubernetes, and introduced CI/CD, Airflow orchestration, ELK-based monitoring and PagerDuty alerts to raise reliability and observability. Comfortable across Python, Ruby and PHP, he also serves concurrently as an SRE, blending development and operational practices to prevent incidents before they occur. His background includes hands-on web development in heavy-traffic environments and a Master’s in Computer Science from Sophia University, reflecting both practical delivery and formal training. Notably, he has driven incremental, low-risk migrations that preserved service continuity while modernizing the stack.
14 years of coding experience
1 year of employment as a software developer
Master's degree, Computer Science, Master's degree, Computer Science at Sophia UniversityGithub contributions (4)
YuanhaoSun/WebClassifier
Oct 2011 - Oct 2011
Contributions:9 commits in 1 day
YuanhaoSun/PPLearn
Oct 2011 - Dec 2011
Contributions:99 commits in 2 months
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