Experience

머스트잇 <MUST'IT>

• South Korea
• IT Services and IT Consulting
• 1 - 100 Employee

• Lead of Search & Home Team

  • Jan 2021 - Present

• Software Engineer

  • Apr 2020 - Jan 2021



Gmarket

• South Korea
• Technology, Information and Internet
• 300 - 400 Employee

• Software Engineer

  • Dec 2012 - Mar 2020

  * Dev Platform Engineering - Started to change a monolith architecture to cloud-native MSA for scaling out. - Splitted single giant RDBMS to small RDBMS and NoSQL. - Implemented using CQRS pattern, DDD, eventual consistency from event-driven architecture and sidecar pattern for polyglot. - Have researched service mesh and event sourcing for next generation architectures. - Powered by Spring Boot, Spring Cloud, Java, Node.js, Redis Cluster, Oracle, Kafka, OpenShift. * Retail Promotion Page with OpenShift - Designed architectures for handling huge traffics when doing big promotion like Black Friday. - Implemented using CQRS Pattern, MSA and cloud-native architecture. - Powered by Node.js with Express, Redis Cluster, Oracle, OpenShift. * Search Engine Operations - Operated search engines which made by eBay. - Developed data feeders and managed re-indexing processes. - Powered by C++, TIBCO RV. * Mobile Web, Desktop Web Development - Developed REST APIs based SOA, mobile and desktop webs based MVC pattern. - Used distributed cache, async calling API for better performance. - Made integration testing environments, remote mobile debugging environment and CI/CD. - Powered by ASP.NET, C#, Backbone.js, Handlebars.js, Jenkins, MSSQL. * iOS Development - Developed today’s deal, product detail page, login process. - Powered By Objective-C, Swift. Show less