Ungi Kim / Software Engineer
ungi@ungikim.me · github.com/ungikim · Seoul, Korea
Interest
Building scalable backend systems, optimizing Big Data pipelines, and improving developer experience in global platforms
Experience
LINE Plus Corporation — Senior Software Engineer
Mar 2022 – Present, Seoul, Korea
- Led Admin/Operation product: product planning, technical direction, leadership
- Delivered operational solutions and ensured compliance with development processes
- Planned and executed server/data center relocation (development, failure resolution, monitoring)
- Managed procedural changes across all products
- Redesigned and optimized core platform features for internal customers
LINE Corporation — Software Engineer
Feb 2020 – Mar 2022, Tokyo, Japan
- Designed and improved token system for multi-platform support
- Enhanced in-house storage library for shared infrastructure
- Developed subscription payment system for game developers
Balance Hero — Data Engineer
Feb 2017 – Nov 2019, Seoul, Korea
- Built big data pipeline (batch processing)
- Developed PySpark aggregation app for analysts/developers
- Created Kinesis Data Stream consumer
- Built Zeppelin Athena Interpreter
- Wrote data transformation queries
Balance Hero — Software Engineer
May 2016 – Feb 2017, Seoul, Korea
- Designed and developed event-driven promotion/user service for True Balance
Netmarble Games — Intern
Dec 2015 – Feb 2016, Seoul, Korea
Saerom C&C — Software Engineer
Apr 2010 – Feb 2013, Seoul, Korea
Talks & Activities
Languages
- Korean (Native)
- English (Professional)
- Japanese (Professional)