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Portfolio 2026
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Ian KimBackend Developer
All Projects
IK.
Team Lead / Backend Developer·2024

Gokkan

Auction service for buying and selling vintage furniture

Java 11Spring Boot 2WebSocket (SockJS, STOMP)MySQL

Project Details

01

Overview

Auction service for buying and selling vintage furniture

02

Highlights

Team Leadership

Project schedule management and technical decision-making as team leader

Real-time Processing

WebSocket(SockJS, STOMP) real-time auction bidding system

Domain Design

Expert inspection → product registration → auction process design

Payment/Auth

PortOne payment + OAuth 2.0 social login integration

CI/CD

Jenkins automated build/deploy pipeline

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Arffy

Online store selling 20th century European vintage lighting and accessories

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ONDe

Service to save and share travel photos in journey order