Summary
Versatile software engineer with 20+ years of experience across embedded systems and cloud-native platforms. Specialized in designing secure, scalable infrastructures—from vehicle OTA systems to high-volume AI voice call platforms. Motivated by solving complex problems end-to-end and delivering systems that create real impact. Values maintainability, reliability, and technical excellence in everything built.
Skills
Languages
Go, Rust
Python
Cloud and Infrastructure
Kubernetes, Docker
GCP, AWS
GitOps
System Engineering
RAG server development
Linux administration
Networking (SIP/RTP)
Architecture and Design
Microservice orchestration (Saga pattern)
CI/CD pipelines
Embedded and Platform
Android native services (Binder)
Android HAL (Camera, Exynos SoCs)
Linux kernel modules
Soft Skills
Cross-functional collaboration
Problem-solving mindset
Effective communication
Professional
42dot
Aug 2023 - NOW
Software Engineer
Designing, implementing, and operating an OTA (Over-the-Air) update system for Software-Defined Vehicles, following the principles of Uptane Framework to ensure secure and efficient software updates.
Kakao Enterprise
Dec 2019 - July 2023
Software Engineer
Leveraged Kubernetes to build a flexible MSA saga system with customizable transaction steps, enhanced by ConfigMap integration for easy modifications.
Architectured and developed a SIP and RTP call solution for the KICC system, an AI voice bot-operated contact center, proficiently handling over 6,000 calls per day.
OTA client and Factory test server for smart speaker, Mini Hexa
Kakao
Nov 2017 - Dec 2019
Software Engineer
Kakao Mini & Kakao Mini C
KossLab
Jan 2016 - Oct 2017
Researcher
Researched about Go IoT
Certifications
Google Cybersecurity Professional Certificate V2, Coursera (2025)
CKAD: Certified Kubernetes Application Developer, The Linux Foundation (2020) - expired
Open Source
One of top listed Go Programmer in Korea
Made 10+ Go packages
Contributed to many Go packages
github.com/firebase/genkit/go
github.com/cloudwebrtc/go-sip-ua
github.com/muka/go-bluetooth