About me

PROFILE

• Over eight years of experience in programming using Scala, Java, Python
• Worked on building and maintaining big data engineering and analytics system using Spark, Hadoop, Akka, Kafka, HBase, MongoDB

EXPERIENCE

Naver     Aug, 2016 - Present

Data Engineer / Software Engineer

• Developed distributed ranking platform for information retrieval
• Designed and developed large scale graph db service
• Developed and maintained web-scale data pipeline for information retrieval
• Researched and implemented ranking features

Samsung Electronics     Mar, 2014 – Jul, 2016

Software Engineer

• Contributed Apache Hama and related projects
• Managed Hadoop clusters in development and production environments
• Developed Question and Answering system for Customer Service

Software Maestro     Mar, 2012 – Jul, 2013

Software Engineer

• Developed automation for OpenStack using Chef
• Implemented private cloud service using SDN(Software-Defined Network)
• Developed elastic hadoop cluster on OpenStack

Korea Electronics Technology Institute     Feb, 2011 – Dec, 2013

Research Assistant

• Developed ZigBee software bridge management application
• Implemented IoT management system using occupancy sensor

Samsung Electronics Software Membership     Jul, 2010 – Dec, 2013

Software Engineer Intern

TECHNICAL SKILLS

Language

• Scala, Java, Python, TypeScript, JavaScript, HTML, Shell script

Framework

• Spark, Akka, Hadoop, Zookeeper, Oozie, Angular, etc.

DataBase

• SQL-based Database
• NoSQL
  • HBase, MongoDB, Janusgraph, Redis