diff --git a/public/directory/yjkim7825.json b/public/directory/yjkim7825.json
new file mode 100644
index 0000000..c61f7e8
--- /dev/null
+++ b/public/directory/yjkim7825.json
@@ -0,0 +1,5 @@
+{
+  "githubId": "yjkim7825",
+  "name": "Yujeong Kim",
+  "bio": "Backend developer interested in Java and Spring Boot."
+}
\ No newline at end of file