diff --git a/src/main/java/io/oeid/mogakgo/domain/profile/infrastructure/ProfileCardRepositoryCustomImpl.java b/src/main/java/io/oeid/mogakgo/domain/profile/infrastructure/ProfileCardRepositoryCustomImpl.java
index 1740e202..006bd789 100644
--- a/src/main/java/io/oeid/mogakgo/domain/profile/infrastructure/ProfileCardRepositoryCustomImpl.java
+++ b/src/main/java/io/oeid/mogakgo/domain/profile/infrastructure/ProfileCardRepositoryCustomImpl.java
@@ -46,7 +46,7 @@ public CursorPaginationResult<UserPublicApiResponse> findByConditionWithPaginati
                 profileCard.getUser().getGithubUrl(),
                 profileCard.getUser().getBio(),
                 profileCard.getUser().getJandiRate(),
-                profileCard.getUser().getAchievement().getTitle(),
+                profileCard.getUser().getAchievement() != null ? profileCard.getUser().getAchievement().getTitle() : null,
                 profileCard.getUser().getUserDevelopLanguageTags().stream().map(
                     UserDevelopLanguageTag::getDevelopLanguage).map(String::valueOf).toList(),
                 profileCard.getUser().getUserWantedJobTags().stream().map(
diff --git a/src/main/java/io/oeid/mogakgo/domain/project/infrastructure/ProjectRepositoryCustomImpl.java b/src/main/java/io/oeid/mogakgo/domain/project/infrastructure/ProjectRepositoryCustomImpl.java
index 1fe450d0..15ae2fe5 100644
--- a/src/main/java/io/oeid/mogakgo/domain/project/infrastructure/ProjectRepositoryCustomImpl.java
+++ b/src/main/java/io/oeid/mogakgo/domain/project/infrastructure/ProjectRepositoryCustomImpl.java
@@ -54,7 +54,7 @@ public CursorPaginationResult<ProjectDetailAPIRes> findByConditionWithPagination
                     project.getCreator().getGithubUrl(),
                     project.getCreator().getBio(),
                     project.getCreator().getJandiRate(),
-                    project.getCreator().getAchievement().getTitle(),
+                    project.getCreator().getAchievement() != null ? project.getCreator().getAchievement().getTitle() : null,
                     project.getCreator().getUserDevelopLanguageTags().stream().map(
                         UserDevelopLanguageTag::getDevelopLanguage).map(String::valueOf).toList(),
                     project.getCreator().getUserWantedJobTags().stream().map(