Jeongsik Hwang
AX Leader & Senior Backend Engineer at Second Syndrome (미니창고 다락)
Seoul, South Korea
Summary
👤
Senior🎓
Top SchoolJeongsik Hwang is a Senior Backend Engineer in Seoul with 8 years of experience who transitioned from security research to building production backend systems for startups. He blends a security-first mindset and practical engineering, having cut processing times by over 80%, reduced storage and network costs by up to ~60%, and solved kernel-level reliability issues that lowered onsite maintenance by 30%. Comfortable across Python, Kotlin/Spring Boot and Django REST, he designs AWS architectures, real-time TCP services, and IoT control tooling that lets non-technical teams deploy servers. His background in penetration testing and academic work in information security gives him a rare ability to harden systems while shipping product features quickly.
8 years of coding experience
7 years of employment as a software developer
Master's degree 정보보호, Master's degree 정보보호 at Mokpo National University
Github Skills (2)
wake-on-lan8
flask6
Programming languages (3)
Github contributions (5)
kkamikoon/ownblog
Jun 2021 - Aug 2021
Contributions:65 commits, 61 pushes, 1 branch in 2 months
kkamikoon/wol-flask
Dec 2020 - Dec 2020
Personal Wake On Lan management web using Flask
Contributions:19 commits, 1 PR, 17 pushes in 2 days
flaskwake-on-lan
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