*++++++++++++++==================================+ WonJoon@Choi ________________________________________________________ +++++++++++++=======+%@@%%%%%+==================++ Role: .......................................... Backend Engineer *+++++++++++======*@@@@@@%@@%%%*=================+ Location: .......................................... Seoul, Korea +++++++++++++===+@@@@@@@%%%@@##%%*===============+ Status: ................................................. Running ++++++++++++++=*@@@%#+==---+#%%%%%*=============== Uptime: ................................... Up 34 years (healthy) ++++++++++++++*@@%*+=---::::::.:%%%+============== - Programming: ______________________________________________________ =+++++++++++++*@%++===-:::::::..:#%+============== Language: .................................. Python, Java, Kotlin -====+++++++++*@*+*=--==-::--::-:-#+============== Frameworks: ................................ FastAPI, Spring Boot ----====+++++++%+++*%*==-::+%+=:::#=============== Databases: ............................... MongoDB, MySQL, Oracle --------====+++#+==---==-..::::..:+=============== Infrastructure: ............. Docker, Redis, RabbitMq, OpenSearch ----------=====++=----==:..:::...-:=============== - Links _____________________________________________________________ -------------===++=--=+*=--:-:::::================ Blog: ................................................... Gitbook ----------------=++=====-::::::::-================ Resume.Notion: .................................... Notion Resume ------------------++=+++=--:--::-================= Portfolio.Notion: .............................. Notion Portfolio ------------------+*++==-::::---================== - Experience ________________________________________________________ ------------------#+***+==-===--*================= ENKI WhiteHat: ................. Backend / OFFen Team (2026.03 ~) -------------*#@@@@+++++++=--::-#####+============ Trustay: ........... Backend / Nockplace Team (2025.09 ~ 2026.01) -------=#%@@@@@@@@@+=====--::::=%####%%%%%#*====== Graphic: ..................... Backend Intern (2024.01 ~ 2024.05) --+%%%%%%%%@@@@@@@@%==-=--:::::%%%####%%%%%######= KakaoBrain: .................. Backend Intern (2023.06 ~ 2023.08) -%%@%%%%%%%%@@@%@@%%@+----:::-%@%####%%%%%%%%%%%#* - Contact ___________________________________________________________ +@%%%%%%%%%%%%%%%%%%@@@#===+%%%@%#%%%%%%%%%%%%%%#% Email: ...................................... 724thomas@gmail.com %@@%%%%%%%%@%%%%%%@%%@%%%%%%%%%@%#%%%%%%%%%%%%%%%% LinkedIn: .................................. won-joon-thomas-choi
- ๐ Gitbook ๋ธ๋ก๊ทธ
- ๐งฉ Docs ์ด๋ ฅ์
- ๐งฉ Notion ์ด๋ ฅ์
- ๐ Notion ํฌํธํด๋ฆฌ์ค
- ๐ majored in business
- ๐ซ previously worked as a international sales && logistics manager
- ๐ currently working as aย backend engineer
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ENKI WhiteHat - Backend Engineer / OFFen Team(2026.03 ~ )
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Trustay - Backend Engineer / Nockplace Team(2025.09 ~ 2026.01)
- Outbox ๊ธฐ๋ฐ ์์ฑ ํ ๋์ : ๋๋ ์๋ฆผ ์์ฑ ์ ๋ฐ์ํ DB CPU ์คํ์ดํฌ ์ํฉ ํด๊ฒฐ
- ์ค๋จ๋ ์์ ์๋ ๊ฐ์ง ๋ฐ ๋ณต๊ตฌ ํ๋ฆ ์ค๊ณ๋ก ์ด์ ๊ด๋ฆฌ ํฌ์ธํธ ์ ๊ฑฐ
- ๊ฐ์ ์ค๋จ ๋ฉ์ปค๋์ฆ ๋์ ์ผ๋ก ์ด์ ์ค ์์ ํ ์ค๋จ ์ง์ ํ๋ณด
- ๋ค์ค ๋์ ํธ์๋ฅผ 1Row = 1Target ๊ตฌ์กฐ๋ก ์ฌ์ค๊ณํ์ฌ ์๋ฌ ์ถ์ ์ฉ์ดํจ๊ณผ ์ฑ๋ฅ ์์ธก์ฑ ํฅ์
- Spatial Index ํธ๋ ์ด๋ ์คํ๋ฅผ ํตํ ์์น ๊ธฐ๋ฐ ๋์ ์ถ์ถ ์ฑ๋ฅ ์ต์ ํ
- Redis ๊ธฐ๋ฐ Rate Limit์ผ๋ก ์ ์ด: ๋ฐ๋ณต ์ด๋ฒคํธ๋ก ์ธํ ์๋ฆผ ํญํ ๋ฌธ์ ํด๊ฒฐ
- ๋๋ฉ์ธ ์ ํฉ์ฑ ํ๋ณด: ์๋ฆผ ์์ ์ฃผ์ฒด๋ฅผ ์ ์ /์ฑ๋ -> ์ฑ๋ ๊ธฐ์ค์ผ๋ก ํต์ผํ์ฌ ์๋ฆผ ์ฃผ์ฒด ํผ๋ ์ ๊ฑฐ
-
Graphic - Backend Engineer Intern (2024.01 ~ 2024.05)
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KakaoBrain - Backend Engineer Intern (2023.06 ~ 2023.08)
- amux: Agentic Multiplexer. AI ์ฝ๋ฉ ์์ด์ ํธ๋ฅผ ๋ณ๋ ฌ๋ก ๋๋ฆฌ๊ธฐ ์ํ Ubuntu ๋ฐ์คํฌํฑ ํฐ๋ฏธ๋ ๐ Repository
- Ecom: E-commerce ํ๋ซํผ ๐ Repository
- Tweeter Clone: ํธ์ํฐ ํต์ฌ API ๊ตฌํ ๐ Repository
- Ticket Reservation Service : ํฐ์ผ ์์ฝ ์๋น์ค ๐ Repository
- Leetcode Clone: ๋ฆฌํธ์ฝ๋ ํต์ฌ API ๊ฐ์ ๋ฐ ๋ถํํ
์คํธ ๐ Repository
- ๋ฌธ์ ๋ชฉ๋ก ๊ฐ์ ธ์ค๊ธฐ ์ต์ ํ. Cursor, Paging ๋น๊ต ๋ถ์
- ํ์ด ์ ์ถ API ์ดค์ ํ. ์บ์ฑ & ๋ฉฑ๋ฑ์ฑ ๋์ ์ฑ๋ฅ ๋น๊ต ๋ถ์
- ๋ฆฌ๋๋ณด๋ ์กฐํ API ์ต์ ํ. DB์ธ๋ฑ์ค, Redis SortedSet ๋น๊ต ๋ถ์
- 10,000๋ช ์ ๋์ ์ ์ถ ์ฒ๋ฆฌ๋ฅผ ์ํ ๋ถํ ์๋ฎฌ๋ ์ด์ ๋ฐ ์ํคํ ์ฒ ๊ฐ์ ๊ณผ์
- CodeMentor: ์ฝํ ํ๋ ํผ ๊ฐ๋ฐ ๐ Repository
๋ ๋ณด๊ธฐ
- Apache/gravitino - apache/gravitino#1359
- Eclipse/jkube - eclipse-jkube/jkube#2547



