diff --git a/ham/src/main/java/com/example/ham/HamApplication.java b/ham/src/main/java/com/example/ham/HamApplication.java
index b14916b..75e6362 100644
--- a/ham/src/main/java/com/example/ham/HamApplication.java
+++ b/ham/src/main/java/com/example/ham/HamApplication.java
@@ -1,31 +1,13 @@
 package com.example.ham;
 
-import com.example.config.SpringConfig;
-import com.example.domain.Member;
-import com.example.repository.MemberRepository;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.context.annotation.AnnotationConfigApplicationContext;
 
 @SpringBootApplication
 public class HamApplication {
 
 	public static void main(String[] args) {
 		SpringApplication.run(HamApplication.class, args);
-
-		AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(SpringConfig.class);
-		MemberRepository repository = context.getBean(MemberRepository.class);
-
-		Member member = new Member(1L, "Ham");
-		Member member1 = new Member();
-		member1.setName("Ham2");
-		member1.setId(2L);
-		repository.save(member);
-		repository.save(member1);
-
-		repository.findAll().forEach(System.out::println);
-		repository.findById(1L).stream().forEach(System.out::println);
-		repository.findByName("Ham").stream().forEach(System.out::println);
 	}
 
 }
diff --git a/ham/src/main/java/com/example/config/SpringConfig.java b/ham/src/main/java/com/example/ham/config/SpringConfig.java
similarity index 85%
rename from ham/src/main/java/com/example/config/SpringConfig.java
rename to ham/src/main/java/com/example/ham/config/SpringConfig.java
index 6d8fc3c..b5f5678 100644
--- a/ham/src/main/java/com/example/config/SpringConfig.java
+++ b/ham/src/main/java/com/example/ham/config/SpringConfig.java
@@ -1,7 +1,7 @@
-package com.example.config;
+package com.example.ham.config;
 
-import com.example.repository.JdbcTemplateMemberRepository;
-import com.example.repository.MemberRepository;
+import com.example.ham.repository.JdbcTemplateMemberRepository;
+import com.example.ham.repository.MemberRepository;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.jdbc.datasource.DriverManagerDataSource;
diff --git a/ham/src/main/java/com/example/ham/controller/MemberController.java b/ham/src/main/java/com/example/ham/controller/MemberController.java
new file mode 100644
index 0000000..061ea62
--- /dev/null
+++ b/ham/src/main/java/com/example/ham/controller/MemberController.java
@@ -0,0 +1,43 @@
+package com.example.ham.controller;
+
+import com.example.ham.domain.Member;
+import com.example.ham.service.MemberService;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+import java.util.Optional;
+
+@RestController
+@RequestMapping("/members")
+public class MemberController {
+    private final MemberService memberService;
+
+    public MemberController(MemberService memberService) {
+        this.memberService = memberService;
+    }
+
+    @GetMapping
+    public ResponseEntity<List<Member>> getMembersResponse() {
+        List<Member> members = memberService.findMembers();
+        return ResponseEntity.ok()
+                .body(members);
+    }
+
+    @GetMapping("/{memberId}")
+    public ResponseEntity<Optional<Member>> getMemberResponseById(@PathVariable Long memberId) {
+        Optional<Member> findMember = memberService.findById(memberId);
+        return ResponseEntity.ok()
+                .body(findMember);
+    }
+
+    @PostMapping("/{memberId}")
+    public ResponseEntity<Member> saveMember() {
+        Member member = new Member();
+        member.setId(1L);
+        member.setName("test");
+        memberService.save(member);
+        return ResponseEntity.ok()
+                .body(member);
+    }
+}
\ No newline at end of file
diff --git a/ham/src/main/java/com/example/domain/Answer.java b/ham/src/main/java/com/example/ham/domain/Answer.java
similarity index 92%
rename from ham/src/main/java/com/example/domain/Answer.java
rename to ham/src/main/java/com/example/ham/domain/Answer.java
index 9b064a9..7399495 100644
--- a/ham/src/main/java/com/example/domain/Answer.java
+++ b/ham/src/main/java/com/example/ham/domain/Answer.java
@@ -1,4 +1,4 @@
-package com.example.domain;
+package com.example.ham.domain;
 
 import jakarta.persistence.*;
 import lombok.Getter;
diff --git a/ham/src/main/java/com/example/domain/Member.java b/ham/src/main/java/com/example/ham/domain/Member.java
similarity index 93%
rename from ham/src/main/java/com/example/domain/Member.java
rename to ham/src/main/java/com/example/ham/domain/Member.java
index b0a870c..6497c2f 100644
--- a/ham/src/main/java/com/example/domain/Member.java
+++ b/ham/src/main/java/com/example/ham/domain/Member.java
@@ -1,4 +1,4 @@
-package com.example.domain;
+package com.example.ham.domain;
 
 import lombok.Getter;
 import lombok.Setter;
diff --git a/ham/src/main/java/com/example/domain/Question.java b/ham/src/main/java/com/example/ham/domain/Question.java
similarity index 93%
rename from ham/src/main/java/com/example/domain/Question.java
rename to ham/src/main/java/com/example/ham/domain/Question.java
index d8ddfa0..9172aa2 100644
--- a/ham/src/main/java/com/example/domain/Question.java
+++ b/ham/src/main/java/com/example/ham/domain/Question.java
@@ -1,4 +1,4 @@
-package com.example.domain;
+package com.example.ham.domain;
 
 import jakarta.persistence.*;
 import lombok.Getter;
diff --git a/ham/src/main/java/com/example/repository/JdbcTemplateMemberRepository.java b/ham/src/main/java/com/example/ham/repository/JdbcTemplateMemberRepository.java
similarity index 96%
rename from ham/src/main/java/com/example/repository/JdbcTemplateMemberRepository.java
rename to ham/src/main/java/com/example/ham/repository/JdbcTemplateMemberRepository.java
index abc0519..946cdbf 100644
--- a/ham/src/main/java/com/example/repository/JdbcTemplateMemberRepository.java
+++ b/ham/src/main/java/com/example/ham/repository/JdbcTemplateMemberRepository.java
@@ -1,6 +1,6 @@
-package com.example.repository;
+package com.example.ham.repository;
 
-import com.example.domain.Member;
+import com.example.ham.domain.Member;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.core.RowMapper;
 import org.springframework.jdbc.core.namedparam.MapSqlParameterSource;
diff --git a/ham/src/main/java/com/example/repository/MemberRepository.java b/ham/src/main/java/com/example/ham/repository/MemberRepository.java
similarity index 76%
rename from ham/src/main/java/com/example/repository/MemberRepository.java
rename to ham/src/main/java/com/example/ham/repository/MemberRepository.java
index f98b843..2bd8885 100644
--- a/ham/src/main/java/com/example/repository/MemberRepository.java
+++ b/ham/src/main/java/com/example/ham/repository/MemberRepository.java
@@ -1,6 +1,6 @@
-package com.example.repository;
+package com.example.ham.repository;
 
-import com.example.domain.Member;
+import com.example.ham.domain.Member;
 
 import java.util.List;
 import java.util.Optional;
diff --git a/ham/src/main/java/com/example/ham/service/MemberService.java b/ham/src/main/java/com/example/ham/service/MemberService.java
new file mode 100644
index 0000000..6ee6f84
--- /dev/null
+++ b/ham/src/main/java/com/example/ham/service/MemberService.java
@@ -0,0 +1,33 @@
+package com.example.ham.service;
+
+import com.example.ham.domain.Member;
+import com.example.ham.repository.MemberRepository;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+import java.util.Optional;
+
+@Service
+public class MemberService {
+    private final MemberRepository memberRepository;
+
+    public MemberService(MemberRepository memberRepository) {
+        this.memberRepository = memberRepository;
+    }
+
+    public Member save(Member member) {
+        return memberRepository.save(member);
+    }
+
+    public Optional<Member> findById(Long id) {
+        return memberRepository.findById(id);
+    }
+
+    public Optional<Member> findByName(String name) {
+        return memberRepository.findByName(name);
+    }
+
+    public List<Member> findMembers() {
+        return memberRepository.findAll();
+    }
+}