diff --git a/pom.xml b/pom.xml
index 0c508267..54e90d1d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -30,12 +30,17 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>
 		</dependency>
-
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-test</artifactId>
 			<scope>test</scope>
 		</dependency>
+
+
 	</dependencies>
 
 	<build>
diff --git a/src/main/java/br/com/blz/testjava/TestJavaApplication.java b/src/main/java/br/com/blz/testjava/TestJavaApplication.java
index f12c87db..9197f837 100644
--- a/src/main/java/br/com/blz/testjava/TestJavaApplication.java
+++ b/src/main/java/br/com/blz/testjava/TestJavaApplication.java
@@ -2,6 +2,7 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.ComponentScan;
 
 @SpringBootApplication(scanBasePackageClasses = TestJavaApplication.class)
 public class TestJavaApplication {
diff --git a/src/main/java/br/com/blz/testjava/controller/ProductController.java b/src/main/java/br/com/blz/testjava/controller/ProductController.java
new file mode 100644
index 00000000..66d6d181
--- /dev/null
+++ b/src/main/java/br/com/blz/testjava/controller/ProductController.java
@@ -0,0 +1,47 @@
+package br.com.blz.testjava.controller;
+
+
+import br.com.blz.testjava.model.Product;
+import br.com.blz.testjava.service.ProductService;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/products/test/")
+public class ProductController {
+
+    private final ProductService productService;
+
+    public ProductController(ProductService productService) {
+        this.productService = productService;
+    }
+
+    @PostMapping
+    public ResponseEntity<Void> createProduct(@RequestBody Product product) {
+        productService.createProduct(product);
+        return ResponseEntity.status(HttpStatus.CREATED).build();
+    }
+
+    @PutMapping("/{sku}")
+    public ResponseEntity<Void> updateProduct(@PathVariable Integer sku, @RequestBody Product updatedProduct) {
+        productService.updateProduct(sku, updatedProduct);
+        return ResponseEntity.status(HttpStatus.OK).build();
+    }
+
+    @GetMapping("/{sku}")
+    public ResponseEntity<Product> getProductBySku(@PathVariable Integer sku) {
+        Product product = productService.getProductBySku(sku);
+        if (product != null) {
+            return ResponseEntity.ok(product);
+        } else {
+            return ResponseEntity.notFound().build();
+        }
+    }
+
+    @DeleteMapping("/{sku}")
+    public ResponseEntity<Void> deleteProductBySku(@PathVariable Integer sku) {
+        productService.deleteProductBySku(sku);
+        return ResponseEntity.status(HttpStatus.NO_CONTENT).build();
+    }
+}
diff --git a/src/main/java/br/com/blz/testjava/model/Inventory.java b/src/main/java/br/com/blz/testjava/model/Inventory.java
new file mode 100644
index 00000000..5b621b3e
--- /dev/null
+++ b/src/main/java/br/com/blz/testjava/model/Inventory.java
@@ -0,0 +1,24 @@
+package br.com.blz.testjava.model;
+
+import java.util.List;
+
+public class Inventory {
+    private Integer quantity;
+    private List<Warehouse> warehouses;
+
+    public Integer getQuantity() {
+        return quantity;
+    }
+
+    public void setQuantity(Integer quantity) {
+        this.quantity = quantity;
+    }
+
+    public List<Warehouse> getWarehouses() {
+        return warehouses;
+    }
+
+    public void setWarehouses(List<Warehouse> warehouses) {
+        this.warehouses = warehouses;
+    }
+}
diff --git a/src/main/java/br/com/blz/testjava/model/Product.java b/src/main/java/br/com/blz/testjava/model/Product.java
new file mode 100644
index 00000000..961beac7
--- /dev/null
+++ b/src/main/java/br/com/blz/testjava/model/Product.java
@@ -0,0 +1,40 @@
+package br.com.blz.testjava.model;
+
+public class Product {
+    private Integer sku;
+    private String name;
+    private Inventory inventory;
+    private boolean isMarketable;
+
+    public Integer getSku() {
+        return sku;
+    }
+
+    public void setSku(Integer sku) {
+        this.sku = sku;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Inventory getInventory() {
+        return inventory;
+    }
+
+    public void setInventory(Inventory inventory) {
+        this.inventory = inventory;
+    }
+
+    public boolean isMarketable() {
+        return isMarketable;
+    }
+
+    public void setMarketable(boolean marketable) {
+        isMarketable = marketable;
+    }
+}
diff --git a/src/main/java/br/com/blz/testjava/model/Warehouse.java b/src/main/java/br/com/blz/testjava/model/Warehouse.java
new file mode 100644
index 00000000..0ddb0731
--- /dev/null
+++ b/src/main/java/br/com/blz/testjava/model/Warehouse.java
@@ -0,0 +1,31 @@
+package br.com.blz.testjava.model;
+
+public class Warehouse {
+    private String locality;
+    private int quantity;
+    private String type;
+
+    public String getLocality() {
+        return locality;
+    }
+
+    public void setLocality(String locality) {
+        this.locality = locality;
+    }
+
+    public int getQuantity() {
+        return quantity;
+    }
+
+    public void setQuantity(int quantity) {
+        this.quantity = quantity;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+}
diff --git a/src/main/java/br/com/blz/testjava/repositories/ProductRepository.java b/src/main/java/br/com/blz/testjava/repositories/ProductRepository.java
new file mode 100644
index 00000000..d56cc190
--- /dev/null
+++ b/src/main/java/br/com/blz/testjava/repositories/ProductRepository.java
@@ -0,0 +1,27 @@
+package br.com.blz.testjava.repositories;
+
+import br.com.blz.testjava.model.Product;
+import org.springframework.stereotype.Repository;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+@Repository
+public class ProductRepository {
+    private List<Product> products = new ArrayList<>();
+
+    public void save(Product product) {
+        products.add(product);
+    }
+
+    public Optional<Product> findById(Integer sku) {
+        return products.stream()
+            .filter(p -> p.getSku().equals(sku))
+            .findFirst();
+    }
+
+    public void deleteById(Integer sku) {
+        products.removeIf(p -> p.getSku().equals(sku));
+    }
+}
diff --git a/src/main/java/br/com/blz/testjava/service/ProductService.java b/src/main/java/br/com/blz/testjava/service/ProductService.java
new file mode 100644
index 00000000..3feb7d28
--- /dev/null
+++ b/src/main/java/br/com/blz/testjava/service/ProductService.java
@@ -0,0 +1,61 @@
+package br.com.blz.testjava.service;
+
+
+import br.com.blz.testjava.model.Inventory;
+import br.com.blz.testjava.model.Product;
+import br.com.blz.testjava.model.Warehouse;
+import br.com.blz.testjava.repositories.ProductRepository;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class ProductService {
+
+    private final ProductRepository productRepository;
+
+    public ProductService(ProductRepository productRepository) {
+        this.productRepository = productRepository;
+    }
+
+    public void createProduct(Product product) {
+        calculateInventoryQuantity(product);
+        calculateIsMarketable(product);
+        productRepository.save(product);
+    }
+
+    public void updateProduct(Integer sku, Product updatedProduct) {
+        Product existingProduct = getProductBySku(sku);
+        if (existingProduct != null) {
+            // Atualizar os campos do produto existente com os valores do produto atualizado
+            existingProduct.setName(updatedProduct.getName());
+            existingProduct.setInventory(updatedProduct.getInventory());
+
+            calculateInventoryQuantity(existingProduct);
+            calculateIsMarketable(existingProduct);
+
+            productRepository.save(existingProduct);
+        }
+    }
+
+    public Product getProductBySku(Integer sku) {
+        return productRepository.findById(sku).orElse(null);
+    }
+
+    public void deleteProductBySku(Integer sku) {
+        productRepository.deleteById(sku);
+    }
+
+    private void calculateInventoryQuantity(Product product) {
+        Inventory inventory = product.getInventory();
+        List<Warehouse> warehouses = inventory.getWarehouses();
+        int totalQuantity = warehouses.stream().mapToInt(Warehouse::getQuantity).sum();
+        inventory.setQuantity(totalQuantity);
+    }
+
+    private void calculateIsMarketable(Product product) {
+        Inventory inventory = product.getInventory();
+        int totalQuantity = inventory.getQuantity();
+        product.setMarketable(totalQuantity > 0);
+    }
+}
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index e69de29b..20f2250b 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -0,0 +1,6 @@
+spring:
+  autoconfigure:
+    exclude: org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration
+
+server:
+  port: 8081
diff --git a/src/test/java/br/com/blz/testjava/TestJavaApplicationTests.java b/src/test/java/br/com/blz/testjava/TestJavaApplicationTests.java
deleted file mode 100644
index 08c41062..00000000
--- a/src/test/java/br/com/blz/testjava/TestJavaApplicationTests.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package br.com.blz.testjava;
-
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.test.context.junit4.SpringRunner;
-
-@RunWith(SpringRunner.class)
-@SpringBootTest
-public class TestJavaApplicationTests {
-
-	@Test
-	public void contextLoads() {
-	}
-
-}