- Chungbuk National University – Software Major
2018.03 - 2025.02
- CBNU Cloud & DevOps Training
2023.07 - 2023.09
- Programmers Backend 1st DevCourse
2024.07 - 2024.12
- Deproomeet 16th Server Part
2025.01 - 2025.05
- SQLD Certified
- JLPT N1 Certified
- OpenTelemetry Java – Bug fix
- LINE Armeria – Code clean-up
- Spring Kafka – Documentation