diff --git a/apps/user-service/build.gradle b/apps/user-service/build.gradle
index cf0b538b..afdfac89 100644
--- a/apps/user-service/build.gradle
+++ b/apps/user-service/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'java'
-	id 'org.springframework.boot' version '3.5.4'
+	id 'org.springframework.boot' version '3.5.8'
 	id 'io.spring.dependency-management' version '1.1.7'
 	id 'com.diffplug.spotless' version '7.2.1'
 	id 'org.asciidoctor.jvm.convert' version '3.3.2'
diff --git a/apps/user-service/src/main/java/site/icebang/global/config/asnyc/AsyncConfig.java b/apps/user-service/src/main/java/site/icebang/global/config/async/AsyncConfig.java
similarity index 57%
rename from apps/user-service/src/main/java/site/icebang/global/config/asnyc/AsyncConfig.java
rename to apps/user-service/src/main/java/site/icebang/global/config/async/AsyncConfig.java
index 03fa1496..ac059905 100644
--- a/apps/user-service/src/main/java/site/icebang/global/config/asnyc/AsyncConfig.java
+++ b/apps/user-service/src/main/java/site/icebang/global/config/async/AsyncConfig.java
@@ -1,31 +1,42 @@
-package site.icebang.global.config.asnyc;
+package site.icebang.global.config.async;
 
 import java.lang.reflect.Method;
+import java.util.concurrent.Executor;
 
 import org.springframework.aop.interceptor.AsyncUncaughtExceptionHandler;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.core.task.SimpleAsyncTaskExecutor;
+import org.springframework.core.task.TaskDecorator;
 import org.springframework.core.task.support.ContextPropagatingTaskDecorator;
 import org.springframework.scheduling.annotation.AsyncConfigurer;
 import org.springframework.scheduling.annotation.EnableAsync;
-import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
 
+import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 
 @Slf4j
 @Configuration
 @EnableAsync
+@RequiredArgsConstructor
 public class AsyncConfig implements AsyncConfigurer {
 
+  private final SemaphoreTaskDecorator semaphoreTaskDecorator;
+
   @Bean("traceExecutor")
-  public ThreadPoolTaskExecutor traceExecutor() {
-    ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
-    executor.setCorePoolSize(10);
-    executor.setMaxPoolSize(50);
-    executor.setQueueCapacity(100);
-    executor.setTaskDecorator(new ContextPropagatingTaskDecorator()); // 필수
+  public Executor traceExecutor() {
+    SimpleAsyncTaskExecutor executor = new SimpleAsyncTaskExecutor();
+    executor.setVirtualThreads(true);
     executor.setThreadNamePrefix("trace-");
-    executor.initialize();
+
+    // MDC 전파 데코레이터 생성
+    TaskDecorator contextDecorator = new ContextPropagatingTaskDecorator();
+
+    // 두 데코레이터의 조합:
+    // Context 설정(MDC 복사) 후 Semaphore 제어가 적용되도록 구성
+    executor.setTaskDecorator(
+        runnable -> contextDecorator.decorate(semaphoreTaskDecorator.decorate(runnable)));
+
     return executor;
   }
 
diff --git a/apps/user-service/src/main/java/site/icebang/global/config/async/SemaphoreTaskDecorator.java b/apps/user-service/src/main/java/site/icebang/global/config/async/SemaphoreTaskDecorator.java
new file mode 100644
index 00000000..57f993d0
--- /dev/null
+++ b/apps/user-service/src/main/java/site/icebang/global/config/async/SemaphoreTaskDecorator.java
@@ -0,0 +1,48 @@
+package site.icebang.global.config.async;
+
+import java.util.concurrent.Semaphore;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.task.TaskDecorator;
+import org.springframework.stereotype.Component;
+
+import jakarta.annotation.PostConstruct;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+@Component
+public class SemaphoreTaskDecorator implements TaskDecorator {
+
+  @Value("${spring.datasource.hikari.maximum-pool-size:10}")
+  private int maximumPoolSize;
+
+  private Semaphore semaphore;
+
+  @PostConstruct
+  public void init() {
+    int safetyBuffer = 5;
+    int taskConcurrencyLimit = Math.max(1, maximumPoolSize - safetyBuffer);
+
+    this.semaphore = new Semaphore(taskConcurrencyLimit);
+    log.info(
+        "SemaphoreTaskDecorator 초기화: DB 풀({}) - 여유분({}) = 동시 실행 제한 수({})",
+        maximumPoolSize,
+        safetyBuffer,
+        taskConcurrencyLimit);
+  }
+
+  @Override
+  public Runnable decorate(Runnable runnable) {
+    return () -> {
+      try {
+        semaphore.acquire();
+        runnable.run();
+      } catch (InterruptedException e) {
+        Thread.currentThread().interrupt();
+        log.error("비동기 작업 실행 대기 중 인터럽트 발생", e);
+      } finally {
+        semaphore.release();
+      }
+    };
+  }
+}
diff --git a/apps/user-service/src/main/resources/application-develop.yml b/apps/user-service/src/main/resources/application-develop.yml
index 49b275e0..a366c277 100644
--- a/apps/user-service/src/main/resources/application-develop.yml
+++ b/apps/user-service/src/main/resources/application-develop.yml
@@ -19,8 +19,8 @@ spring:
     connection-timeout: 30000
     idle-timeout: 600000
     max-lifetime: 1800000
-    maximum-pool-size: 10
-    minimum-idle: 5
+    maximum-pool-size: 30
+    minimum-idle: 10
     pool-name: HikariCP-MyBatis
 
   quartz:
diff --git a/apps/user-service/src/main/resources/application-production.yml b/apps/user-service/src/main/resources/application-production.yml
index 9463232d..068e05c4 100644
--- a/apps/user-service/src/main/resources/application-production.yml
+++ b/apps/user-service/src/main/resources/application-production.yml
@@ -13,8 +13,8 @@ spring:
     connection-timeout: 30000
     idle-timeout: 600000
     max-lifetime: 1800000
-    maximum-pool-size: 10
-    minimum-idle: 5
+    maximum-pool-size: 30
+    minimum-idle: 10
     pool-name: HikariCP-MyBatis
 
     # Gmail 연동 설정
@@ -39,7 +39,7 @@ spring:
 
 mybatis:
   mapper-locations: classpath:mybatis/mapper/**/*.xml
-  type-aliases-package: site.icebang.dto
+  type-aliases-package: site.icebang.domain
   configuration:
     map-underscore-to-camel-case: true
 
diff --git a/apps/user-service/src/main/resources/application-test-e2e.yml b/apps/user-service/src/main/resources/application-test-e2e.yml
index 14c572b1..a84c4b40 100644
--- a/apps/user-service/src/main/resources/application-test-e2e.yml
+++ b/apps/user-service/src/main/resources/application-test-e2e.yml
@@ -21,7 +21,7 @@ spring:
 
 mybatis:
   mapper-locations: classpath:mybatis/mapper/**/*.xml
-  type-aliases-package: site.icebang.dto
+  type-aliases-package: site.icebang.domain
   configuration:
     map-underscore-to-camel-case: true
 
diff --git a/apps/user-service/src/main/resources/application-test-integration.yml b/apps/user-service/src/main/resources/application-test-integration.yml
index 0bc7cbcc..dafcae05 100644
--- a/apps/user-service/src/main/resources/application-test-integration.yml
+++ b/apps/user-service/src/main/resources/application-test-integration.yml
@@ -36,7 +36,7 @@ spring:
 
 mybatis:
   mapper-locations: classpath:mybatis/mapper/**/*.xml
-  type-aliases-package: site.icebang.dto
+  type-aliases-package: site.icebang.domain
   configuration:
     map-underscore-to-camel-case: true
 
diff --git a/apps/user-service/src/main/resources/application-test-unit.yml b/apps/user-service/src/main/resources/application-test-unit.yml
index 1487e336..356fff91 100644
--- a/apps/user-service/src/main/resources/application-test-unit.yml
+++ b/apps/user-service/src/main/resources/application-test-unit.yml
@@ -37,7 +37,7 @@ spring:
 
 mybatis:
   mapper-locations: classpath:mybatis/mapper/**/*.xml
-  type-aliases-package: site.icebang.dto
+  type-aliases-package: site.icebang.domain
   configuration:
     map-underscore-to-camel-case: true