Project Portfolio
In-depth analysis of software projects, system architecture, and technical solutions. Each project includes detailed technical analysis and implementation insights.
Nike Application Modernization
Legacy application modernization with security and quality enhancement
Modernization work across multiple phases of Nike legacy applications, covering Spring 4.2 → Spring Boot 3.x, Java 8 → Java 21, plus coverage, vulnerability scanning, image scanning, and quality gates.
Reliability / Security / Compliance
A continuous operating track for resilience, remediation, and compliance
A sustained operational-improvement track covering service continuity, compliance response, vulnerability remediation, incident detection, and cost optimization.
Identity Event Pipeline & Analytics Architecture
Event delivery, Databricks loading, and RAG-based KPI access
An event pipeline and analytics architecture that delivers identity events to multiple targets and loads them into Databricks for operational and analytical use.
nike.net Identity Platform
Shared identity, authorization, and admin platform for nike.net applications
A shared identity platform used across nike.net applications. It centralizes authentication, authorization, user context, and administrative operations through common APIs plus linked admin, login, and portal surfaces.
Nike Global Payment Platform - Korea Integration
Integrating Korean payment ecosystem into global payment platform
Modified global payment system for Korean environment and developed microservices to integrate with Korean payment vendors like KakaoPay, NaverPay, and domestic PG companies. Added Korea-specific features and introduced Stored Payments domestically.
Launch Data Pipeline for ED&A
Launch data pipeline for delivery to global ED&A
Built a pipeline to prepare and deliver Korea launch and marketing analysis data in the format required by the Global ED&A (Enterprise Data & Analytics) team.
Korea Digital Platform Migration
Cutover project that moved orders, identity linkage, and data flows to the global standard
Migration project that linked legacy user accounts to new global platform accounts through a shared user identifier, moved about 20M historical orders, and stabilized legacy order history and post-purchase operations after cutover.
High-Traffic E-commerce System
Large-scale traffic handling for order, inventory, and payment
Developed high-volume traffic processing system for Nike Korea official online store on GS SHOP Breeze Platform. Built a system that stably processes massive traffic during limited edition sneaker releases and manages complex transactions linking orders, inventory, and payments in real-time.
CI/CD Pipeline & DevOps Automation
Automated build, deployment, and infrastructure management
CI/CD foundation work for EXEM product and platform delivery, including Git triggers, Blue-Green / Canary deployment, Slack notifications, and clean builds in fresh containers.
Intermax Cloud / CloudMoa Platform
Kubernetes integrated monitoring solution
Product development for Intermax Cloud / CloudMoa across initial design, API server work, development infrastructure, delivery, and operational follow-through.
Flamingo Product Development
Hadoop product development with data collection, monitoring, and workflow features
Product development for Flamingo covering data collection, monitoring, HBase loading, Hadoop visualization, and workflow capabilities. This later connected to SmartFactory pipeline work.
IBK Electronic Document & Court Integration System
Financial legal document automation with court system integration
Financial legal workflow automation platform through IBK (Industrial Bank of Korea) electronic approval system and court system integration. Implemented digital transformation of the entire process including Java legacy modernization (6→8), Spring Batch-based large-scale electronic document migration, automatic interest calculation, HWP document auto-generation, and court document delivery.
Enterprise Groupware Platform
Dynamic content management with personalized dashboard system
A grouped view of early groupware and portal work delivered from a single codebase using customer-specific settings, multi-DB support, feature toggles, and porting rather than a SaaS model.