I'm Yowu, a
Backend Developer

Working at NAVER.
Focusing on robust back-end architecture & system design.
I build scalable services and play the drums in a band.

Building reliable systems
that scale with passion

Backend engineer at NAVER, specializing in high-traffic commerce platforms. Expert in Kotlin, Spring Boot, and distributed systems with Kafka, Redis, Kubernetes.

Active community contributor through 400+ tech articles and 10+ public talks. I believe great services emerge from collaboration between engineering and business—constantly learning and growing alongside my team.

0 Years of
Experience
0 GitHub
Followers
0 Tech Posts
Written
yowu@dev:~/skills
yowu@dev:~$ cat languages.txt
Kotlin, Java, TypeScript, JavaScript
yowu@dev:~$ cat frameworks.txt
Spring Boot, Node.js, Express.js, Next.js, React.js
yowu@dev:~$ cat infrastructure.txt
AWS, Linux, Kubernetes, Docker, Kafka, MySQL, Redis, MongoDB
yowu@dev:~$ cat misc.txt
DevOps, Agile, HHKB, Drums, Electric Guitar
yowu@dev:~$ # TODO: learn more... 

Career Highlights

NAVER (2021~)

Developing backend systems for Vertical Commerce, designing robust BFF architectures and display systems to handle massive traffic for NAVER Plus Store and Shopping services.

In Shopping Live, I designed and built the short-form service from the ground up, including automated pipelines for clips and highlights. I contributed to disaster recovery strategies and engineering excellence through code reviews and technical studies.

Kotlin Spring Boot WebFlux Kafka K8s Architecture

Yanolja (2018~2021)

As a core R&D member of a rapidly growing global OTA, I designed scalable systems to support business expansion. I balanced legacy migration with microservices adoption, resolving technical debt while maintaining stability.

Successfully led large-scale, non-stop promotional events (Nollyeok), proving capabilities in high-availability operations. I also contributed to establishing an Agile culture, driving team growth and collaboration.

Node.js TypeScript AWS Redis Microservices Agile

Early Startups (2015~2018)

Started as a full-cycle engineer in early-stage startups (Plating, Ecube Labs), taking ownership of product lifecycles from backend development to infrastructure.

Solved complex business problems in IoT and O2O domains using technology. I proactively designed architectures, established development processes, and built a strong foundation as a "problem-solving developer" who thrives in fast-paced environments.

Node.js PHP AWS MySQL Full Cycle DevOps
Read full Resume