diff --git a/src/main/java/grep/neogulcoder/domain/alram/controller/AlarmController.java b/src/main/java/grep/neogulcoder/domain/alram/controller/AlarmController.java
index e3ee0ca7..0da4884c 100644
--- a/src/main/java/grep/neogulcoder/domain/alram/controller/AlarmController.java
+++ b/src/main/java/grep/neogulcoder/domain/alram/controller/AlarmController.java
@@ -21,14 +21,19 @@ public class AlarmController implements AlarmSpecification {
     private final AlarmService alarmService;
 
     @GetMapping("/my")
-    public ApiResponse<List<AlarmResponse>> getAllAlarm(
-        @AuthenticationPrincipal Principal userDetails) {
+    public ApiResponse<List<AlarmResponse>> getAllAlarms(@AuthenticationPrincipal Principal userDetails) {
         return ApiResponse.success(alarmService.getAllAlarms(userDetails.getUserId()));
     }
 
+    @GetMapping("/unchecked/my")
+    public ApiResponse<List<AlarmResponse>> getAllUncheckedAlarm(
+        @AuthenticationPrincipal Principal userDetails) {
+        return ApiResponse.success(alarmService.getAllUncheckedAlarms(userDetails.getUserId()));
+    }
+
     @PostMapping("/my/check/all")
     public ApiResponse<Void> checkAlarm(@AuthenticationPrincipal Principal userDetails) {
-        alarmService.checkAllAlarm(userDetails.getUserId());
+        alarmService.checkAllAlarmWithoutInvite(userDetails.getUserId());
         return ApiResponse.noContent();
     }
 
diff --git a/src/main/java/grep/neogulcoder/domain/alram/controller/AlarmSpecification.java b/src/main/java/grep/neogulcoder/domain/alram/controller/AlarmSpecification.java
index a857f960..5eb2290a 100644
--- a/src/main/java/grep/neogulcoder/domain/alram/controller/AlarmSpecification.java
+++ b/src/main/java/grep/neogulcoder/domain/alram/controller/AlarmSpecification.java
@@ -11,8 +11,11 @@
 @Tag(name = "Alarm", description = "알림 관련 API 명세")
 public interface AlarmSpecification {
 
-    @Operation(summary = "내 알림 목록 조회", description = "로그인한 사용자의 알림 목록을 조회합니다.")
-    ApiResponse<List<AlarmResponse>> getAllAlarm(@AuthenticationPrincipal Principal userDetails);
+    @Operation(summary = "읽음 여부 관련 없이 내 전체 알림 목록 조회", description = "로그인한 사용자의 전체 알림 목록을 조회합니다.")
+    ApiResponse<List<AlarmResponse>> getAllAlarms(@AuthenticationPrincipal Principal userDetails);
+
+    @Operation(summary = "내 읽지 않은 알림 목록 조회", description = "로그인한 사용자의 읽지 않은 알림 목록을 조회합니다.")
+    ApiResponse<List<AlarmResponse>> getAllUncheckedAlarm(@AuthenticationPrincipal Principal userDetails);
 
     @Operation(summary = "내 알림 전체 읽음 처리", description = "로그인한 사용자의 모든 알림을 읽음 처리합니다.")
     ApiResponse<Void> checkAlarm(@AuthenticationPrincipal Principal userDetails);
diff --git a/src/main/java/grep/neogulcoder/domain/alram/controller/dto/response/AlarmResponse.java b/src/main/java/grep/neogulcoder/domain/alram/controller/dto/response/AlarmResponse.java
index 98e96bf7..df200ed9 100644
--- a/src/main/java/grep/neogulcoder/domain/alram/controller/dto/response/AlarmResponse.java
+++ b/src/main/java/grep/neogulcoder/domain/alram/controller/dto/response/AlarmResponse.java
@@ -1,6 +1,5 @@
 package grep.neogulcoder.domain.alram.controller.dto.response;
 
-import grep.neogulcoder.domain.alram.entity.Alarm;
 import grep.neogulcoder.domain.alram.type.AlarmType;
 import grep.neogulcoder.domain.alram.type.DomainType;
 import lombok.Builder;
@@ -21,26 +20,30 @@ public class AlarmResponse {
 
     private String message;
 
+    private boolean checked;
+
     public static AlarmResponse toResponse(Long id, Long receiverUserId, AlarmType alarmType, DomainType domainType,
-        Long domainId, String message) {
+                                           Long domainId, String message, boolean checked) {
         return AlarmResponse.builder()
-            .id(id)
-            .receiverUserId(receiverUserId)
-            .alarmType(alarmType)
-            .domainType(domainType)
-            .domainId(domainId)
-            .message(message)
-            .build();
+                .id(id)
+                .receiverUserId(receiverUserId)
+                .alarmType(alarmType)
+                .domainType(domainType)
+                .domainId(domainId)
+                .message(message)
+                .checked(checked)
+                .build();
     }
 
     @Builder
     private AlarmResponse(Long id, Long receiverUserId, AlarmType alarmType, DomainType domainType,
-        Long domainId, String message) {
+                          Long domainId, String message, boolean checked) {
         this.id = id;
         this.receiverUserId = receiverUserId;
         this.alarmType = alarmType;
         this.domainType = domainType;
         this.domainId = domainId;
         this.message = message;
+        this.checked = checked;
     }
 }
diff --git a/src/main/java/grep/neogulcoder/domain/alram/repository/AlarmRepository.java b/src/main/java/grep/neogulcoder/domain/alram/repository/AlarmRepository.java
index 7a03e15b..95e3196c 100644
--- a/src/main/java/grep/neogulcoder/domain/alram/repository/AlarmRepository.java
+++ b/src/main/java/grep/neogulcoder/domain/alram/repository/AlarmRepository.java
@@ -6,5 +6,6 @@
 
 public interface AlarmRepository  extends JpaRepository<Alarm, Long> {
     List<Alarm> findAllByReceiverUserIdAndCheckedFalse(Long receiverUserId);
+    List<Alarm> findAllByReceiverUserId(Long receiverUserId);
 
 }
diff --git a/src/main/java/grep/neogulcoder/domain/alram/service/AlarmService.java b/src/main/java/grep/neogulcoder/domain/alram/service/AlarmService.java
index d62165d8..0d39dcd7 100644
--- a/src/main/java/grep/neogulcoder/domain/alram/service/AlarmService.java
+++ b/src/main/java/grep/neogulcoder/domain/alram/service/AlarmService.java
@@ -15,10 +15,13 @@
 import grep.neogulcoder.domain.study.repository.StudyMemberQueryRepository;
 import grep.neogulcoder.domain.study.repository.StudyMemberRepository;
 import grep.neogulcoder.domain.study.repository.StudyRepository;
+import grep.neogulcoder.domain.timevote.event.TimeVotePeriodCreatedEvent;
 import grep.neogulcoder.global.exception.business.BusinessException;
 import grep.neogulcoder.global.exception.business.NotFoundException;
 import grep.neogulcoder.global.provider.finder.MessageFinder;
+
 import java.util.List;
+
 import lombok.RequiredArgsConstructor;
 import org.springframework.context.event.EventListener;
 import org.springframework.stereotype.Service;
@@ -44,33 +47,47 @@ public void saveAlarm(Long receiverId, AlarmType alarmType, DomainType domainTyp
         alarmRepository.save(Alarm.init(alarmType, receiverId, domainType, domainId, message));
     }
 
-    public List<AlarmResponse> getAllAlarms(Long receiverUserId) {
+    public List<AlarmResponse> getAllUncheckedAlarms(Long receiverUserId) {
         return alarmRepository.findAllByReceiverUserIdAndCheckedFalse(receiverUserId).stream()
-            .map(alarm -> AlarmResponse.toResponse(
-                alarm.getId(),
-                alarm.getReceiverUserId(),
-                alarm.getAlarmType(),
-                alarm.getDomainType(),
-                alarm.getDomainId(),
-                alarm.getMessage()))
-            .toList();
+                .map(alarm -> AlarmResponse.toResponse(
+                        alarm.getId(),
+                        alarm.getReceiverUserId(),
+                        alarm.getAlarmType(),
+                        alarm.getDomainType(),
+                        alarm.getDomainId(),
+                        alarm.getMessage(),
+                        alarm.isChecked()))
+                .toList();
+    }
+
+    public List<AlarmResponse> getAllAlarms(Long receiverUserId) {
+        return alarmRepository.findAllByReceiverUserId(receiverUserId).stream()
+                .map(alarm -> AlarmResponse.toResponse(
+                        alarm.getId(),
+                        alarm.getReceiverUserId(),
+                        alarm.getAlarmType(),
+                        alarm.getDomainType(),
+                        alarm.getDomainId(),
+                        alarm.getMessage(),
+                        alarm.isChecked()))
+                .toList();
     }
 
     @Transactional
-    public void checkAllAlarm(Long receiverUserId) {
+    public void checkAllAlarmWithoutInvite(Long receiverUserId) {
         List<Alarm> alarms = alarmRepository.findAllByReceiverUserIdAndCheckedFalse(receiverUserId);
         alarms.stream()
-            .filter(alarm -> alarm.getAlarmType() != AlarmType.INVITE)
-            .forEach(Alarm::checkAlarm);
+                .filter(alarm -> alarm.getAlarmType() != AlarmType.INVITE)
+                .forEach(Alarm::checkAlarm);
     }
 
     @EventListener
     public void handleStudyInviteEvent(StudyInviteEvent event) {
         saveAlarm(
-            event.targetUserId(),
-            AlarmType.INVITE,
-            DomainType.STUDY,
-            event.studyId()
+                event.targetUserId(),
+                AlarmType.INVITE,
+                DomainType.STUDY,
+                event.studyId()
         );
     }
 
@@ -82,7 +99,7 @@ public void acceptInvite(Long targetUserId, Long alarmId) {
         Alarm alarm = findValidAlarm(alarmId);
         Long studyId = alarm.getDomainId();
         Study study = findValidStudy(studyId);
-        StudyMember.createMember(study,targetUserId);
+        StudyMember.createMember(study, targetUserId);
         alarm.checkAlarm();
     }
 
@@ -99,10 +116,10 @@ public void handleStudyExtendEvent(StudyExtendEvent event) {
         for (StudyMember member : members) {
             if (!member.isLeader()) {
                 saveAlarm(
-                    member.getUserId(),
-                    AlarmType.STUDY_EXTEND,
-                    DomainType.STUDY,
-                    event.studyId()
+                        member.getUserId(),
+                        AlarmType.STUDY_EXTEND,
+                        DomainType.STUDY,
+                        event.studyId()
                 );
             }
         }
@@ -111,23 +128,39 @@ public void handleStudyExtendEvent(StudyExtendEvent event) {
     @EventListener
     public void handleStudyExtensionReminderEvent(StudyExtensionReminderEvent event) {
         StudyMember leader = studyMemberRepository.findByStudyIdAndRoleAndActivatedTrue(event.studyId(), StudyMemberRole.LEADER)
-            .orElseThrow(() -> new BusinessException(STUDY_LEADER_NOT_FOUND));
+                .orElseThrow(() -> new BusinessException(STUDY_LEADER_NOT_FOUND));
 
         saveAlarm(
-            leader.getUserId(),
-            AlarmType.STUDY_EXTENSION_REMINDER,
-            DomainType.STUDY,
-            event.studyId()
+                leader.getUserId(),
+                AlarmType.STUDY_EXTENSION_REMINDER,
+                DomainType.STUDY,
+                event.studyId()
         );
     }
 
+    @EventListener
+    public void handleTimeVotePeriodCreatedEvent(TimeVotePeriodCreatedEvent event) {
+        List<StudyMember> members = studyMemberRepository.findAllByStudyIdAndActivatedTrue(event.studyId());
+
+        for (StudyMember member : members) {
+            if (!member.getUserId().equals(event.excludedUserId())) {
+                saveAlarm(
+                    member.getUserId(),
+                    AlarmType.TIME_VOTE_REQUEST,
+                    DomainType.TIME_VOTE,
+                    event.studyId()
+                );
+            }
+        }
+    }
+
     private Alarm findValidAlarm(Long alarmId) {
         return alarmRepository.findById(alarmId).orElseThrow(() -> new NotFoundException(AlarmErrorCode.ALARM_NOT_FOUND));
     }
 
     private Study findValidStudy(Long studyId) {
         return studyRepository.findById(studyId)
-            .orElseThrow(() -> new NotFoundException(STUDY_NOT_FOUND));
+                .orElseThrow(() -> new NotFoundException(STUDY_NOT_FOUND));
     }
 
     private void validateParticipantStudyLimit(Long userId) {
diff --git a/src/main/java/grep/neogulcoder/domain/alram/type/AlarmType.java b/src/main/java/grep/neogulcoder/domain/alram/type/AlarmType.java
index 40abbcec..0133176b 100644
--- a/src/main/java/grep/neogulcoder/domain/alram/type/AlarmType.java
+++ b/src/main/java/grep/neogulcoder/domain/alram/type/AlarmType.java
@@ -1,5 +1,5 @@
 package grep.neogulcoder.domain.alram.type;
 
 public enum AlarmType {
-    INVITE, STUDY_EXTEND, STUDY_EXTENSION_REMINDER
+    INVITE, STUDY_EXTEND, STUDY_EXTENSION_REMINDER, TIME_VOTE_REQUEST
 }
diff --git a/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/RecruitmentPostCommentController.java b/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/RecruitmentPostCommentController.java
index 3a5f332d..3d5c2ca0 100644
--- a/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/RecruitmentPostCommentController.java
+++ b/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/RecruitmentPostCommentController.java
@@ -10,21 +10,22 @@
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.web.bind.annotation.*;
 
-@RequestMapping("/recruitment-posts/comments")
+@RequestMapping("/recruitment-posts")
 @RequiredArgsConstructor
 @RestController
 public class RecruitmentPostCommentController implements RecruitmentPostCommentSpecification {
 
     private final RecruitmentPostCommentService commentService;
 
-    @PostMapping
-    public ApiResponse<Long> save(@RequestBody @Valid RecruitmentCommentSaveRequest request,
+    @PostMapping("/{post-id}/comments")
+    public ApiResponse<Long> save(@PathVariable("post-id") long postId,
+                                  @RequestBody @Valid RecruitmentCommentSaveRequest request,
                                   @AuthenticationPrincipal Principal userDetails) {
-        long commentId = commentService.save(request, userDetails.getUserId());
+        long commentId = commentService.save(postId, request, userDetails.getUserId());
         return ApiResponse.success(commentId);
     }
 
-    @PutMapping("/{comment-id}")
+    @PutMapping("/comments/{comment-id}")
     public ApiResponse<Void> update(@PathVariable("comment-id") long commentId,
                                     @RequestBody RecruitmentCommentUpdateRequest request,
                                     @AuthenticationPrincipal Principal userDetails) {
@@ -32,7 +33,7 @@ public ApiResponse<Void> update(@PathVariable("comment-id") long commentId,
         return ApiResponse.noContent();
     }
 
-    @DeleteMapping("/{comment-id}")
+    @DeleteMapping("/comments/{comment-id}")
     public ApiResponse<Void> delete(@PathVariable("comment-id") long commentId,
                                     @AuthenticationPrincipal Principal userDetails) {
         commentService.delete(commentId, userDetails.getUserId());
diff --git a/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/RecruitmentPostCommentSpecification.java b/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/RecruitmentPostCommentSpecification.java
index 885b304d..e95ad90c 100644
--- a/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/RecruitmentPostCommentSpecification.java
+++ b/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/RecruitmentPostCommentSpecification.java
@@ -11,7 +11,7 @@
 public interface RecruitmentPostCommentSpecification {
 
     @Operation(summary = "모집글 댓글 작성", description = "모집글에 대한 댓글을 작성 합니다.")
-    ApiResponse<Long> save(RecruitmentCommentSaveRequest request, Principal userDetails);
+    ApiResponse<Long> save(long postId, RecruitmentCommentSaveRequest request, Principal userDetails);
 
     @Operation(summary = "모집글 댓글 수정", description = "모집글에 대한 댓글을 수정 합니다.")
     ApiResponse<Void> update(long commentId, RecruitmentCommentUpdateRequest request, Principal userDetails);
diff --git a/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/dto/request/RecruitmentCommentSaveRequest.java b/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/dto/request/RecruitmentCommentSaveRequest.java
index f7a61f66..8cea399d 100644
--- a/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/dto/request/RecruitmentCommentSaveRequest.java
+++ b/src/main/java/grep/neogulcoder/domain/recruitment/comment/controller/dto/request/RecruitmentCommentSaveRequest.java
@@ -8,16 +8,13 @@
 @Getter
 public class RecruitmentCommentSaveRequest {
 
-    @Schema(example = "2", description = "모집글 ID")
-    private long postId;
-
     @Schema(example = "저도 참여 할래요!", description = "모집글 내용")
     private String content;
 
     private RecruitmentCommentSaveRequest() {
     }
 
-    public RecruitmentPostComment toEntity(RecruitmentPost post, long userId){
+    public RecruitmentPostComment toEntity(RecruitmentPost post, long userId) {
         return RecruitmentPostComment.builder()
                 .recruitmentPost(post)
                 .userId(userId)
diff --git a/src/main/java/grep/neogulcoder/domain/recruitment/comment/service/RecruitmentPostCommentService.java b/src/main/java/grep/neogulcoder/domain/recruitment/comment/service/RecruitmentPostCommentService.java
index 36ad9303..8a9b0c77 100644
--- a/src/main/java/grep/neogulcoder/domain/recruitment/comment/service/RecruitmentPostCommentService.java
+++ b/src/main/java/grep/neogulcoder/domain/recruitment/comment/service/RecruitmentPostCommentService.java
@@ -25,8 +25,8 @@ public class RecruitmentPostCommentService {
     private final RecruitmentPostCommentQueryRepository commentQueryRepository;
 
     @Transactional
-    public long save(RecruitmentCommentSaveRequest request, long userId) {
-        RecruitmentPost post = postRepository.findPostBy(request.getPostId())
+    public long save(long postId, RecruitmentCommentSaveRequest request, long userId) {
+        RecruitmentPost post = postRepository.findPostBy(postId)
                 .orElseThrow(() -> new NotFoundException(NOT_FOUND));
 
         return commentRepository.save(request.toEntity(post, userId)).getId();
diff --git a/src/main/java/grep/neogulcoder/domain/study/controller/StudyManagementController.java b/src/main/java/grep/neogulcoder/domain/study/controller/StudyManagementController.java
index 19f4cd6e..266b4173 100644
--- a/src/main/java/grep/neogulcoder/domain/study/controller/StudyManagementController.java
+++ b/src/main/java/grep/neogulcoder/domain/study/controller/StudyManagementController.java
@@ -49,11 +49,11 @@ public ApiResponse<Void> delegateLeader(@PathVariable("studyId") Long studyId,
     }
 
     @PostMapping("/extension")
-    public ApiResponse<Void> extendStudy(@PathVariable("studyId") Long studyId,
+    public ApiResponse<Long> extendStudy(@PathVariable("studyId") Long studyId,
                                          @RequestBody @Valid ExtendStudyRequest request,
                                          @AuthenticationPrincipal Principal userDetails) {
-        studyManagementService.extendStudy(studyId, request, userDetails.getUserId());
-        return ApiResponse.noContent();
+        Long extendStudyId = studyManagementService.extendStudy(studyId, request, userDetails.getUserId());
+        return ApiResponse.success(extendStudyId);
     }
 
     @PostMapping("/extension/participations")
diff --git a/src/main/java/grep/neogulcoder/domain/study/controller/StudyManagementSpecification.java b/src/main/java/grep/neogulcoder/domain/study/controller/StudyManagementSpecification.java
index e15dc8ba..b808d6d1 100644
--- a/src/main/java/grep/neogulcoder/domain/study/controller/StudyManagementSpecification.java
+++ b/src/main/java/grep/neogulcoder/domain/study/controller/StudyManagementSpecification.java
@@ -27,7 +27,7 @@ public interface StudyManagementSpecification {
     ApiResponse<Void> delegateLeader(Long studyId, DelegateLeaderRequest request, Principal userDetails);
 
     @Operation(summary = "스터디 연장", description = "스터디장이 스터디를 연장합니다.")
-    ApiResponse<Void> extendStudy(Long studyId, ExtendStudyRequest request, Principal userDetails);
+    ApiResponse<Long> extendStudy(Long studyId, ExtendStudyRequest request, Principal userDetails);
 
     @Operation(summary = "연장 스터디 참여", description = "스터디원이 연장된 스터디에 참여합니다.")
     ApiResponse<Void> registerExtensionParticipation(Long studyId, Principal userDetails);
diff --git a/src/main/java/grep/neogulcoder/domain/study/service/StudyManagementService.java b/src/main/java/grep/neogulcoder/domain/study/service/StudyManagementService.java
index 92f6f968..b9c302d5 100644
--- a/src/main/java/grep/neogulcoder/domain/study/service/StudyManagementService.java
+++ b/src/main/java/grep/neogulcoder/domain/study/service/StudyManagementService.java
@@ -120,7 +120,7 @@ public void deleteUserFromStudies(Long userId) {
     }
 
     @Transactional
-    public void extendStudy(Long studyId, ExtendStudyRequest request, Long userId) {
+    public Long extendStudy(Long studyId, ExtendStudyRequest request, Long userId) {
         Study originStudy = findValidStudy(studyId);
 
         StudyMember leader = findValidStudyMember(studyId, userId);
@@ -141,6 +141,8 @@ public void extendStudy(Long studyId, ExtendStudyRequest request, Long userId) {
         studyMemberRepository.save(extendedLeader);
 
         eventPublisher.publishEvent(new StudyExtendEvent(originStudy.getId()));
+
+        return extendedStudy.getId();
     }
 
     @Transactional
diff --git a/src/main/java/grep/neogulcoder/domain/studyapplication/controller/dto/response/MyApplicationPagingResponse.java b/src/main/java/grep/neogulcoder/domain/studyapplication/controller/dto/response/MyApplicationPagingResponse.java
index c31b5a4b..9f652cfc 100644
--- a/src/main/java/grep/neogulcoder/domain/studyapplication/controller/dto/response/MyApplicationPagingResponse.java
+++ b/src/main/java/grep/neogulcoder/domain/studyapplication/controller/dto/response/MyApplicationPagingResponse.java
@@ -13,7 +13,7 @@ public class MyApplicationPagingResponse {
     @Schema(
         description = "내가 신청한 스터디 목록",
         example = "[{" +
-            "\"applicationId\": 1," +
+            "\"recruitmentPostId\": 1," +
             "\"name\": \"자바 스터디\"," +
             "\"leaderNickname\": \"너굴\"," +
             "\"capacity\": 4," +
diff --git a/src/main/java/grep/neogulcoder/domain/studyapplication/controller/dto/response/MyApplicationResponse.java b/src/main/java/grep/neogulcoder/domain/studyapplication/controller/dto/response/MyApplicationResponse.java
index 6bc046dc..eb380f83 100644
--- a/src/main/java/grep/neogulcoder/domain/studyapplication/controller/dto/response/MyApplicationResponse.java
+++ b/src/main/java/grep/neogulcoder/domain/studyapplication/controller/dto/response/MyApplicationResponse.java
@@ -12,8 +12,8 @@
 @Getter
 public class MyApplicationResponse {
 
-    @Schema(description = "신청 번호", example = "1")
-    private Long applicationId;
+    @Schema(description = "모집글 번호", example = "1")
+    private Long recruitmentPostId;
 
     @Schema(description = "스터디 이름", example = "자바 스터디")
     private String name;
@@ -49,9 +49,9 @@ public class MyApplicationResponse {
     private ApplicationStatus status;
 
     @QueryProjection
-    public MyApplicationResponse(Long applicationId, String name, String leaderNickname, int capacity, int currentCount, LocalDateTime startDate,
+    public MyApplicationResponse(Long recruitmentPostId, String name, String leaderNickname, int capacity, int currentCount, LocalDateTime startDate,
                                   String imageUrl,String introduction, Category category, StudyType studyType, boolean isRead, ApplicationStatus status) {
-        this.applicationId = applicationId;
+        this.recruitmentPostId = recruitmentPostId;
         this.name = name;
         this.leaderNickname = leaderNickname;
         this.capacity = capacity;
diff --git a/src/main/java/grep/neogulcoder/domain/studyapplication/repository/ApplicationQueryRepository.java b/src/main/java/grep/neogulcoder/domain/studyapplication/repository/ApplicationQueryRepository.java
index 6323b851..eccb16ad 100644
--- a/src/main/java/grep/neogulcoder/domain/studyapplication/repository/ApplicationQueryRepository.java
+++ b/src/main/java/grep/neogulcoder/domain/studyapplication/repository/ApplicationQueryRepository.java
@@ -72,7 +72,7 @@ public Page<ReceivedApplicationResponse> findReceivedApplicationsPaging(Long rec
     public Page<MyApplicationResponse> findMyStudyApplicationsPaging(Pageable pageable, Long userId, ApplicationStatus status) {
         List<MyApplicationResponse> applications = queryFactory
             .select(new QMyApplicationResponse(
-                studyApplication.id,
+                recruitmentPost.id,
                 study.name,
                 user.nickname,
                 study.capacity,
diff --git a/src/main/java/grep/neogulcoder/domain/studypost/controller/dto/request/StudyPostUpdateRequest.java b/src/main/java/grep/neogulcoder/domain/studypost/controller/dto/request/StudyPostUpdateRequest.java
index 74a5d478..db91e6e6 100644
--- a/src/main/java/grep/neogulcoder/domain/studypost/controller/dto/request/StudyPostUpdateRequest.java
+++ b/src/main/java/grep/neogulcoder/domain/studypost/controller/dto/request/StudyPostUpdateRequest.java
@@ -3,6 +3,7 @@
 import grep.neogulcoder.domain.studypost.Category;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
 import lombok.Getter;
 
@@ -15,7 +16,7 @@ public class StudyPostUpdateRequest {
     private String title;
 
     @Schema(description = "카테고리: NOTICE(공지), FREE(자유)", example = "NOTICE")
-    @NotBlank
+    @NotNull
     private Category category;
 
     @Schema(description = "내용", example = "오늘은 각자 공부한 내용에 대해 발표가 있는 날 입니다!")
diff --git a/src/main/java/grep/neogulcoder/domain/studypost/controller/dto/response/CommentInfo.java b/src/main/java/grep/neogulcoder/domain/studypost/controller/dto/response/CommentInfo.java
index f2b0321c..ff5ae35f 100644
--- a/src/main/java/grep/neogulcoder/domain/studypost/controller/dto/response/CommentInfo.java
+++ b/src/main/java/grep/neogulcoder/domain/studypost/controller/dto/response/CommentInfo.java
@@ -21,7 +21,7 @@ public class CommentInfo {
     private String profileImageUrl;
 
     @Schema(description = "댓글 ID", example = "100")
-    private long id;
+    private long commentId;
 
     @Schema(description = "댓글 내용", example = "정말 좋은 정보 감사합니다!")
     private String content;
@@ -30,12 +30,12 @@ public class CommentInfo {
     private LocalDateTime createdAt;
 
     @QueryProjection
-    public CommentInfo(long userId, String nickname, String profileImageUrl, long id,
+    public CommentInfo(long userId, String nickname, String profileImageUrl, long commentId,
                        String content, LocalDateTime createdAt) {
         this.userId = userId;
         this.nickname = nickname;
         this.profileImageUrl = profileImageUrl;
-        this.id = id;
+        this.commentId = commentId;
         this.content = content;
         this.createdAt = createdAt;
     }
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVote.java b/src/main/java/grep/neogulcoder/domain/timevote/TimeVote.java
similarity index 95%
rename from src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVote.java
rename to src/main/java/grep/neogulcoder/domain/timevote/TimeVote.java
index cdff9bb4..e5bd95e7 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVote.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/TimeVote.java
@@ -1,4 +1,4 @@
-package grep.neogulcoder.domain.timevote.entity;
+package grep.neogulcoder.domain.timevote;
 
 import grep.neogulcoder.global.entity.BaseEntity;
 import jakarta.persistence.Column;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVotePeriod.java b/src/main/java/grep/neogulcoder/domain/timevote/TimeVotePeriod.java
similarity index 96%
rename from src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVotePeriod.java
rename to src/main/java/grep/neogulcoder/domain/timevote/TimeVotePeriod.java
index c8a7e0bc..5e14800a 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVotePeriod.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/TimeVotePeriod.java
@@ -1,4 +1,4 @@
-package grep.neogulcoder.domain.timevote.entity;
+package grep.neogulcoder.domain.timevote;
 
 import grep.neogulcoder.global.entity.BaseEntity;
 import jakarta.persistence.Column;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVoteStat.java b/src/main/java/grep/neogulcoder/domain/timevote/TimeVoteStat.java
similarity index 96%
rename from src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVoteStat.java
rename to src/main/java/grep/neogulcoder/domain/timevote/TimeVoteStat.java
index fb146405..252eec02 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/entity/TimeVoteStat.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/TimeVoteStat.java
@@ -1,4 +1,4 @@
-package grep.neogulcoder.domain.timevote.entity;
+package grep.neogulcoder.domain.timevote;
 
 import grep.neogulcoder.global.entity.BaseEntity;
 import jakarta.persistence.Column;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/controller/TimeVoteController.java b/src/main/java/grep/neogulcoder/domain/timevote/controller/TimeVoteController.java
index 5c7efe53..6d173ef2 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/controller/TimeVoteController.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/controller/TimeVoteController.java
@@ -7,7 +7,6 @@
 import grep.neogulcoder.domain.timevote.dto.response.TimeVoteResponse;
 import grep.neogulcoder.domain.timevote.dto.response.TimeVoteStatResponse;
 import grep.neogulcoder.domain.timevote.dto.response.TimeVoteSubmissionStatusResponse;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
 import grep.neogulcoder.domain.timevote.service.TimeVotePeriodService;
 import grep.neogulcoder.domain.timevote.service.TimeVoteService;
 import grep.neogulcoder.domain.timevote.service.TimeVoteStatService;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVoteCreateRequest.java b/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVoteCreateRequest.java
index 0bb2846c..e8324d86 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVoteCreateRequest.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVoteCreateRequest.java
@@ -1,7 +1,7 @@
 package grep.neogulcoder.domain.timevote.dto.request;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVote;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVote;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotEmpty;
 import java.time.LocalDateTime;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVotePeriodCreateRequest.java b/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVotePeriodCreateRequest.java
index 99986fd9..1e484906 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVotePeriodCreateRequest.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVotePeriodCreateRequest.java
@@ -1,6 +1,6 @@
 package grep.neogulcoder.domain.timevote.dto.request;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotNull;
 import java.time.LocalDateTime;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVoteUpdateRequest.java b/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVoteUpdateRequest.java
index 1c459296..d58f85dc 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVoteUpdateRequest.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/dto/request/TimeVoteUpdateRequest.java
@@ -1,7 +1,7 @@
 package grep.neogulcoder.domain.timevote.dto.request;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVote;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVote;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotEmpty;
 import java.time.LocalDateTime;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVotePeriodResponse.java b/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVotePeriodResponse.java
index 1b024cc2..0616cea8 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVotePeriodResponse.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVotePeriodResponse.java
@@ -1,9 +1,8 @@
 package grep.neogulcoder.domain.timevote.dto.response;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
 import io.swagger.v3.oas.annotations.media.Schema;
 import java.time.LocalDateTime;
-import java.util.List;
 import lombok.Builder;
 import lombok.Getter;
 
@@ -20,23 +19,18 @@ public class TimeVotePeriodResponse {
   @Schema(description = "종료일", example = "2025-07-30T23:59:59")
   private LocalDateTime endDate;
 
-  @Schema(description = "알림이 전송된 팀원 멤버 ID 목록", example = "[11, 12, 13]")
-  private List<Long> notifiedMemberIds;
-
   @Builder
-  private TimeVotePeriodResponse(Long studyId, LocalDateTime startDate, LocalDateTime endDate, List<Long> notifiedMemberIds) {
+  private TimeVotePeriodResponse(Long studyId, LocalDateTime startDate, LocalDateTime endDate) {
     this.studyId = studyId;
     this.startDate = startDate;
     this.endDate = endDate;
-    this.notifiedMemberIds = notifiedMemberIds;
   }
 
-  public static TimeVotePeriodResponse from(TimeVotePeriod timeVotePeriod, List<Long> notifiedMemberIds) {
+  public static TimeVotePeriodResponse from(TimeVotePeriod timeVotePeriod) {
     return TimeVotePeriodResponse.builder()
         .studyId(timeVotePeriod.getStudyId())
         .startDate(timeVotePeriod.getStartDate())
         .endDate(timeVotePeriod.getEndDate())
-        .notifiedMemberIds(notifiedMemberIds)
         .build();
   }
 }
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVoteResponse.java b/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVoteResponse.java
index 028e3143..86142566 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVoteResponse.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVoteResponse.java
@@ -1,6 +1,6 @@
 package grep.neogulcoder.domain.timevote.dto.response;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVote;
+import grep.neogulcoder.domain.timevote.TimeVote;
 import io.swagger.v3.oas.annotations.media.Schema;
 import java.time.LocalDateTime;
 import java.util.List;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVoteStatResponse.java b/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVoteStatResponse.java
index 4de22a69..feabf262 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVoteStatResponse.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/dto/response/TimeVoteStatResponse.java
@@ -1,7 +1,7 @@
 package grep.neogulcoder.domain.timevote.dto.response;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVoteStat;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVoteStat;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
 import io.swagger.v3.oas.annotations.media.Schema;
 import java.util.Comparator;
 import lombok.Builder;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/event/TimeVotePeriodCreatedEvent.java b/src/main/java/grep/neogulcoder/domain/timevote/event/TimeVotePeriodCreatedEvent.java
new file mode 100644
index 00000000..ebe24113
--- /dev/null
+++ b/src/main/java/grep/neogulcoder/domain/timevote/event/TimeVotePeriodCreatedEvent.java
@@ -0,0 +1,6 @@
+package grep.neogulcoder.domain.timevote.event;
+
+public record TimeVotePeriodCreatedEvent(
+    Long studyId,
+    Long excludedUserId
+) {}
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVotePeriodRepository.java b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVotePeriodRepository.java
index 1bf549ca..44e6c1e5 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVotePeriodRepository.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVotePeriodRepository.java
@@ -1,6 +1,6 @@
 package grep.neogulcoder.domain.timevote.repository;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
 import java.util.Optional;
 import org.springframework.data.jpa.repository.JpaRepository;
 
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteQueryRepository.java b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteQueryRepository.java
index a45234f7..8fe1e292 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteQueryRepository.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteQueryRepository.java
@@ -7,7 +7,7 @@
 import com.querydsl.jpa.impl.JPAQueryFactory;
 import grep.neogulcoder.domain.study.QStudyMember;
 import grep.neogulcoder.domain.timevote.dto.response.TimeVoteSubmissionStatusResponse;
-import grep.neogulcoder.domain.timevote.entity.QTimeVote;
+import grep.neogulcoder.domain.timevote.QTimeVote;
 import grep.neogulcoder.domain.users.entity.QUser;
 import jakarta.persistence.EntityManager;
 import com.querydsl.core.Tuple;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteRepository.java b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteRepository.java
index 02e02b16..16ce126a 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteRepository.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteRepository.java
@@ -1,7 +1,7 @@
 package grep.neogulcoder.domain.timevote.repository;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVote;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVote;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
 import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
 
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteStatQueryRepository.java b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteStatQueryRepository.java
index 0b68ded5..770e3569 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteStatQueryRepository.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteStatQueryRepository.java
@@ -2,10 +2,10 @@
 
 import com.querydsl.core.Tuple;
 import com.querydsl.jpa.impl.JPAQueryFactory;
-import grep.neogulcoder.domain.timevote.entity.QTimeVote;
-import grep.neogulcoder.domain.timevote.entity.QTimeVoteStat;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
-import grep.neogulcoder.domain.timevote.entity.TimeVoteStat;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVoteStat;
+import grep.neogulcoder.domain.timevote.QTimeVote;
+import grep.neogulcoder.domain.timevote.QTimeVoteStat;
 import jakarta.persistence.EntityManager;
 import java.time.LocalDateTime;
 import java.util.List;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteStatRepository.java b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteStatRepository.java
index b0dcafc0..5e0a862d 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteStatRepository.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/repository/TimeVoteStatRepository.java
@@ -1,7 +1,7 @@
 package grep.neogulcoder.domain.timevote.repository;
 
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
-import grep.neogulcoder.domain.timevote.entity.TimeVoteStat;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVoteStat;
 import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVotePeriodService.java b/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVotePeriodService.java
index a12f591d..ce1038e3 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVotePeriodService.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVotePeriodService.java
@@ -1,15 +1,8 @@
 package grep.neogulcoder.domain.timevote.service;
 
-import static grep.neogulcoder.domain.timevote.exception.code.TimeVoteErrorCode.FORBIDDEN_TIME_VOTE_CREATE;
-import static grep.neogulcoder.domain.timevote.exception.code.TimeVoteErrorCode.INVALID_TIME_VOTE_PERIOD;
-import static grep.neogulcoder.domain.timevote.exception.code.TimeVoteErrorCode.STUDY_MEMBER_NOT_FOUND;
-import static grep.neogulcoder.domain.timevote.exception.code.TimeVoteErrorCode.STUDY_NOT_FOUND;
-import static grep.neogulcoder.domain.timevote.exception.code.TimeVoteErrorCode.TIME_VOTE_INVALID_DATE_RANGE;
-import static grep.neogulcoder.domain.timevote.exception.code.TimeVoteErrorCode.TIME_VOTE_PERIOD_START_DATE_IN_PAST;
+import static grep.neogulcoder.domain.timevote.exception.code.TimeVoteErrorCode.*;
 
 import grep.neogulcoder.domain.alram.service.AlarmService;
-import grep.neogulcoder.domain.alram.type.AlarmType;
-import grep.neogulcoder.domain.alram.type.DomainType;
 import grep.neogulcoder.domain.study.Study;
 import grep.neogulcoder.domain.study.StudyMember;
 import grep.neogulcoder.domain.study.enums.StudyMemberRole;
@@ -17,7 +10,8 @@
 import grep.neogulcoder.domain.study.repository.StudyRepository;
 import grep.neogulcoder.domain.timevote.dto.request.TimeVotePeriodCreateRequest;
 import grep.neogulcoder.domain.timevote.dto.response.TimeVotePeriodResponse;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.event.TimeVotePeriodCreatedEvent;
 import grep.neogulcoder.domain.timevote.repository.TimeVotePeriodRepository;
 import grep.neogulcoder.domain.timevote.repository.TimeVoteRepository;
 import grep.neogulcoder.domain.timevote.repository.TimeVoteStatRepository;
@@ -26,9 +20,8 @@
 import java.time.LocalDateTime;
 import java.time.LocalTime;
 import java.time.temporal.ChronoUnit;
-import java.util.ArrayList;
-import java.util.List;
 import lombok.RequiredArgsConstructor;
+import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -44,6 +37,7 @@ public class TimeVotePeriodService {
   private final StudyMemberRepository studyMemberRepository;
   private final AlarmService alarmService;
   private final MessageFinder messageFinder;
+  private final ApplicationEventPublisher eventPublisher;
 
   public TimeVotePeriodResponse createTimeVotePeriodAndReturn(TimeVotePeriodCreateRequest request, Long studyId, Long userId) {
     StudyMember studyMember = getValidStudyMember(studyId, userId);
@@ -62,19 +56,8 @@ public TimeVotePeriodResponse createTimeVotePeriodAndReturn(TimeVotePeriodCreate
     TimeVotePeriod savedPeriod = timeVotePeriodRepository.save(request.toEntity(studyId, adjustedEndDate));
 
     getValidStudy(studyId);
-    messageFinder.findMessage(AlarmType.TIME_VOTE_REQUEST, DomainType.TIME_VOTE, studyId);
-
-    List<StudyMember> members = studyMemberRepository.findAllByStudyIdAndActivatedTrue(studyId);
-    List<Long> notifiedUserIds = new ArrayList<>();
-    for (StudyMember member : members) {
-      if (!member.getUserId().equals(userId)) {
-        alarmService.saveAlarm(member.getUserId(), AlarmType.TIME_VOTE_REQUEST,
-            DomainType.TIME_VOTE, studyId);
-        notifiedUserIds.add(member.getId());
-      }
-    }
-
-    return TimeVotePeriodResponse.from(savedPeriod, notifiedUserIds);
+    eventPublisher.publishEvent(new TimeVotePeriodCreatedEvent(studyId, userId));
+    return TimeVotePeriodResponse.from(savedPeriod);
   }
 
   public void deleteAllTimeVoteDate(Long studyId) {
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVoteService.java b/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVoteService.java
index 2e9d8aba..9778158b 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVoteService.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVoteService.java
@@ -8,8 +8,8 @@
 import grep.neogulcoder.domain.timevote.dto.request.TimeVoteUpdateRequest;
 import grep.neogulcoder.domain.timevote.dto.response.TimeVoteResponse;
 import grep.neogulcoder.domain.timevote.dto.response.TimeVoteSubmissionStatusResponse;
-import grep.neogulcoder.domain.timevote.entity.TimeVote;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVote;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
 import grep.neogulcoder.domain.timevote.repository.TimeVotePeriodRepository;
 import grep.neogulcoder.domain.timevote.repository.TimeVoteRepository;
 import grep.neogulcoder.domain.timevote.repository.TimeVoteQueryRepository;
diff --git a/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVoteStatService.java b/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVoteStatService.java
index 7415c4c8..4165d563 100644
--- a/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVoteStatService.java
+++ b/src/main/java/grep/neogulcoder/domain/timevote/service/TimeVoteStatService.java
@@ -5,8 +5,8 @@
 import grep.neogulcoder.domain.study.StudyMember;
 import grep.neogulcoder.domain.study.repository.StudyMemberRepository;
 import grep.neogulcoder.domain.timevote.dto.response.TimeVoteStatResponse;
-import grep.neogulcoder.domain.timevote.entity.TimeVotePeriod;
-import grep.neogulcoder.domain.timevote.entity.TimeVoteStat;
+import grep.neogulcoder.domain.timevote.TimeVotePeriod;
+import grep.neogulcoder.domain.timevote.TimeVoteStat;
 import grep.neogulcoder.domain.timevote.repository.TimeVotePeriodRepository;
 import grep.neogulcoder.domain.timevote.repository.TimeVoteStatQueryRepository;
 import grep.neogulcoder.domain.timevote.repository.TimeVoteStatRepository;
diff --git a/src/main/java/grep/neogulcoder/global/config/security/SecurityConfig.java b/src/main/java/grep/neogulcoder/global/config/security/SecurityConfig.java
index 5599a514..c08ed123 100644
--- a/src/main/java/grep/neogulcoder/global/config/security/SecurityConfig.java
+++ b/src/main/java/grep/neogulcoder/global/config/security/SecurityConfig.java
@@ -78,6 +78,7 @@ public SecurityFilterChain securityFilterChain(HttpSecurity http, ClientRegistra
                 (requests) -> requests
                     .requestMatchers("/auth/**", "/",
                         "/api/users/signup",
+                        "/recruitment-posts",
                         "/oauth2/**",
                         "/login/**",
                         "/signup",
diff --git a/src/main/resources/data.sql b/src/main/resources/data.sql
index 1b395143..270c6707 100644
--- a/src/main/resources/data.sql
+++ b/src/main/resources/data.sql
@@ -41,11 +41,11 @@ INSERT INTO study_member (study_id, user_id, role, participated, activated) VALU
 INSERT INTO study_member (study_id, user_id, role, participated, activated) VALUES (6, 9, 'MEMBER', FALSE, TRUE);
 
 -- [ recruitment_post ]
-INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated) VALUES (3, 1, '자바 스터디 모집', '이펙티브 자바 공부하실분 구해요!!', 3, '2025-04-19', 'COMPLETE', true);
-INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated) VALUES (2, 4, '면접 스터디 모집', '삼성 면접 1차 합격자 분들 같이 준비하실분들 찾습니다', 1, '2025-07-08', 'COMPLETE', true);
-INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated) VALUES (5, 2, '호밀밭의 파수꾼 책 같이 읽으실분', '책 같이 읽고 의견을 공유 하실분을 찾고 있습니다!! 많은 참여 부탁드려요', 5, '2025-06-10', 'IN_PROGRESS', true);
-INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated) VALUES (3, 5, '클라이밍 같이 하실분 모집 합니다', '클라이밍 좋아하시는 분들의 많은 관심 바랍니다!', 5, '2025-06-08', 'IN_PROGRESS', true);
-INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated) VALUES (2, 3, '토익 스터디', '토익 고수들의 많은 참여 부탁 드립니다', 2, '2025-03-31', 'IN_PROGRESS', true);
+INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated, created_date) VALUES (3, 1, '자바 스터디 모집', '이펙티브 자바 공부하실분 구해요!!', 3, '2025-04-19', 'COMPLETE', true, '2025-08-02 12:00:00');
+INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated, created_date) VALUES (2, 4, '면접 스터디 모집', '삼성 면접 1차 합격자 분들 같이 준비하실분들 찾습니다', 1, '2025-07-08', 'COMPLETE', true, '2025-08-11 12:00:00');
+INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated, created_date) VALUES (5, 2, '호밀밭의 파수꾼 책 같이 읽으실분', '책 같이 읽고 의견을 공유 하실분을 찾고 있습니다!! 많은 참여 부탁드려요', 5, '2025-06-10', 'IN_PROGRESS', true, '2025-09-02 12:00:00');
+INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated, created_date) VALUES (3, 5, '클라이밍 같이 하실분 모집 합니다', '클라이밍 좋아하시는 분들의 많은 관심 바랍니다!', 5, '2025-06-08', 'IN_PROGRESS', true, '2025-09-06 12:00:00');
+INSERT INTO recruitment_post (user_id, study_id, subject, content, recruitment_count, expired_date, status, activated, created_date) VALUES (2, 3, '토익 스터디', '토익 고수들의 많은 참여 부탁 드립니다', 2, '2025-03-31', 'IN_PROGRESS', true, '2025-07-16 12:00:00');
 
 -- [ study_application ]
 INSERT INTO study_application (user_id, recruitment_post_id, application_reason, is_read, status, activated) VALUES (1, 1, '자바 스터디에 참여하고 싶습니다.', FALSE, 'APPLYING', TRUE);