diff --git a/src/Pyz/Zed/LeapYear/Business/Checker/LeapYearChecker.php b/src/Pyz/Zed/LeapYear/Business/Checker/LeapYearChecker.php
new file mode 100644
index 0000000000..23d9093367
--- /dev/null
+++ b/src/Pyz/Zed/LeapYear/Business/Checker/LeapYearChecker.php
@@ -0,0 +1,18 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\LeapYear\Business\Checker;
+
+class LeapYearChecker
+{
+    public function checkLeapYear($year)
+    {
+        return ($year % 4 === 0 && ($year % 100 !== 0 || $year % 400 === 0));
+    }
+}
diff --git a/src/Pyz/Zed/LeapYear/Business/LeapYearBusinessFactory.php b/src/Pyz/Zed/LeapYear/Business/LeapYearBusinessFactory.php
new file mode 100644
index 0000000000..25d69d6f65
--- /dev/null
+++ b/src/Pyz/Zed/LeapYear/Business/LeapYearBusinessFactory.php
@@ -0,0 +1,24 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\LeapYear\Business;
+
+use Pyz\Zed\LeapYear\Business\Checker\LeapYearChecker;
+use Spryker\Zed\Kernel\Business\AbstractBusinessFactory;
+
+/**
+ * @method \Pyz\Zed\LeapYear\LeapYearConfig getConfig()
+ */
+class LeapYearBusinessFactory extends AbstractBusinessFactory
+{
+    public function createLeapYearChecker()
+    {
+        return new LeapYearChecker();
+    }
+}
diff --git a/src/Pyz/Zed/LeapYear/Business/LeapYearFacade.php b/src/Pyz/Zed/LeapYear/Business/LeapYearFacade.php
new file mode 100644
index 0000000000..cfe0b87a20
--- /dev/null
+++ b/src/Pyz/Zed/LeapYear/Business/LeapYearFacade.php
@@ -0,0 +1,30 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\LeapYear\Business;
+
+use Spryker\Zed\Kernel\Business\AbstractFacade;
+
+/**
+ * @method \Pyz\Zed\LeapYear\Business\LeapYearBusinessFactory getFactory()
+ */
+class LeapYearFacade extends AbstractFacade implements LeapYearFacadeInterface
+{
+    /**
+     * Specification:
+     * Converts any roman number from 1 to 3999 to integer
+     *
+     * @param $year
+     * @return bool
+     */
+    public function checkLeapYear($year): bool
+    {
+        return $this->getFactory()->createLeapYearChecker()->checkLeapYear($year);
+    }
+}
diff --git a/src/Pyz/Zed/LeapYear/Business/LeapYearFacadeInterface.php b/src/Pyz/Zed/LeapYear/Business/LeapYearFacadeInterface.php
new file mode 100644
index 0000000000..20cfba4c7b
--- /dev/null
+++ b/src/Pyz/Zed/LeapYear/Business/LeapYearFacadeInterface.php
@@ -0,0 +1,15 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\LeapYear\Business;
+
+interface LeapYearFacadeInterface
+{
+    public function checkLeapYear($year): bool;
+}
diff --git a/src/Pyz/Zed/LeapYear/LeapYearConfig.php b/src/Pyz/Zed/LeapYear/LeapYearConfig.php
new file mode 100644
index 0000000000..5c0faa5475
--- /dev/null
+++ b/src/Pyz/Zed/LeapYear/LeapYearConfig.php
@@ -0,0 +1,16 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\LeapYear;
+
+use Spryker\Zed\Kernel\AbstractBundleConfig;
+
+class LeapYearConfig extends AbstractBundleConfig
+{
+}
diff --git a/src/Pyz/Zed/LeapYear/LeapYearDependencyProvider.php b/src/Pyz/Zed/LeapYear/LeapYearDependencyProvider.php
new file mode 100644
index 0000000000..5783fbf097
--- /dev/null
+++ b/src/Pyz/Zed/LeapYear/LeapYearDependencyProvider.php
@@ -0,0 +1,16 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\LeapYear;
+
+use Spryker\Zed\Kernel\AbstractBundleDependencyProvider;
+
+class LeapYearDependencyProvider extends AbstractBundleDependencyProvider
+{
+}
diff --git a/src/Pyz/Zed/RomanNumbers/Business/Converter/RomanNumbersConverter.php b/src/Pyz/Zed/RomanNumbers/Business/Converter/RomanNumbersConverter.php
new file mode 100644
index 0000000000..add4013a0e
--- /dev/null
+++ b/src/Pyz/Zed/RomanNumbers/Business/Converter/RomanNumbersConverter.php
@@ -0,0 +1,77 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\RomanNumbers\Business\Converter;
+
+use function PHPUnit\Framework\throwException;
+use Pyz\Zed\RomanNumbers\Business\Exception\NotARomanNumberException;
+class RomanNumbersConverter
+{
+    private const NUMBERS = [
+    'I' => 1,
+    'V' => 5,
+    'X' => 10,
+    'L' => 50,
+    'C' => 100,
+    'D' => 500,
+    'M' => 1000,
+    ];
+
+    /**
+     * @param string $romanNumbers
+     * @return int
+     * @throws NotARomanNumberException
+     */
+    public function convert(string $romanNumbers): int
+    {
+        if (!$this->isValidRomanNumber($romanNumbers)) {
+            throw new NotARomanNumberException($romanNumbers);
+        }
+
+        $romanNumbers = str_replace('IV', 'IIII', $romanNumbers);
+        $romanNumbers = str_replace('IX', 'VIIII', $romanNumbers);
+        $romanNumbers = str_replace('XL', 'XXXX', $romanNumbers);
+        $romanNumbers = str_replace('XC', 'LXXXX', $romanNumbers);
+        $romanNumbers = str_replace('CD', 'CCCC', $romanNumbers);
+        $romanNumbers = str_replace('CM', 'DCCCC', $romanNumbers);
+        $romanNumbers = str_replace('XD', 'CCCCLXXXX', $romanNumbers);
+
+        $result = 0;
+        $result += substr_count($romanNumbers, 'I');
+        $result += substr_count($romanNumbers, 'V') * 5;
+        $result += substr_count($romanNumbers, 'X') * 10;
+        $result += substr_count($romanNumbers, 'L') * 50;
+        $result += substr_count($romanNumbers, 'C') * 100;
+        $result += substr_count($romanNumbers, 'D') * 500;
+        $result += substr_count($romanNumbers, 'M') * 1000;
+
+        return $result;
+    }
+
+    /**
+     * @param string $romanNumbers
+     * @return bool
+     */
+    private function isValidRomanNumber(string $romanNumbers): bool
+    {
+        if (empty($romanNumbers)) {
+            return false;
+        }
+        $split_romanNumbers = str_split($romanNumbers);
+        foreach ($split_romanNumbers as $romanNumber) {
+            $validcharacters = ["I", "V", "X", "L", "C", "D", "M"];
+            if (!in_array($romanNumber, $validcharacters)) {
+                return false;
+            }
+        }
+        return true;
+    }
+}
+
+
diff --git a/src/Pyz/Zed/RomanNumbers/Business/Exception/NotARomanNumberException.php b/src/Pyz/Zed/RomanNumbers/Business/Exception/NotARomanNumberException.php
new file mode 100644
index 0000000000..6f231d5499
--- /dev/null
+++ b/src/Pyz/Zed/RomanNumbers/Business/Exception/NotARomanNumberException.php
@@ -0,0 +1,16 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\RomanNumbers\Business\Exception;
+
+use Exception;
+
+class NotARomanNumberException extends Exception
+{
+}
diff --git a/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersBusinessFactory.php b/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersBusinessFactory.php
new file mode 100644
index 0000000000..6fbf1916b6
--- /dev/null
+++ b/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersBusinessFactory.php
@@ -0,0 +1,24 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\RomanNumbers\Business;
+
+use Pyz\Zed\RomanNumbers\Business\Converter\RomanNumbersConverter;
+use Spryker\Zed\Kernel\Business\AbstractBusinessFactory;
+
+/**
+ * @method \Pyz\Zed\RomanNumbers\RomanNumbersConfig getConfig()
+ */
+class RomanNumbersBusinessFactory extends AbstractBusinessFactory
+{
+    public function createRomanNumbersConverter()
+    {
+        return new RomanNumbersConverter();
+    }
+}
diff --git a/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersFacade.php b/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersFacade.php
new file mode 100644
index 0000000000..fa4c593d5e
--- /dev/null
+++ b/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersFacade.php
@@ -0,0 +1,31 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\RomanNumbers\Business;
+
+use Spryker\Zed\Kernel\Business\AbstractFacade;
+
+/**
+ * @method \Pyz\Zed\RomanNumbers\Business\RomanNumbersBusinessFactory getFactory()
+ */
+class RomanNumbersFacade extends AbstractFacade implements RomanNumbersFacadeInterface
+{
+    /**
+     * Specification:
+     * Converts any roman number from 1 to 3999 to integer
+     *
+     * @param string $romanNumbers
+     *
+     * @return int
+     */
+    public function convertRomanToInteger(string $romanNumber): int
+    {
+        return $this->getFactory()->createRomanNumbersConverter()->convert($romanNumber);
+    }
+}
diff --git a/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersFacadeInterface.php b/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersFacadeInterface.php
new file mode 100644
index 0000000000..9b87557fd2
--- /dev/null
+++ b/src/Pyz/Zed/RomanNumbers/Business/RomanNumbersFacadeInterface.php
@@ -0,0 +1,15 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\RomanNumbers\Business;
+
+interface RomanNumbersFacadeInterface
+{
+    public function convertRomanToInteger(string $romanNumber): int;
+}
diff --git a/src/Pyz/Zed/RomanNumbers/RomanNumbersConfig.php b/src/Pyz/Zed/RomanNumbers/RomanNumbersConfig.php
new file mode 100644
index 0000000000..e7f0a24d71
--- /dev/null
+++ b/src/Pyz/Zed/RomanNumbers/RomanNumbersConfig.php
@@ -0,0 +1,16 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\RomanNumbers;
+
+use Spryker\Zed\Kernel\AbstractBundleConfig;
+
+class RomanNumbersConfig extends AbstractBundleConfig
+{
+}
diff --git a/src/Pyz/Zed/RomanNumbers/RomanNumbersDependencyProvider.php b/src/Pyz/Zed/RomanNumbers/RomanNumbersDependencyProvider.php
new file mode 100644
index 0000000000..2ed89faf85
--- /dev/null
+++ b/src/Pyz/Zed/RomanNumbers/RomanNumbersDependencyProvider.php
@@ -0,0 +1,55 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace Pyz\Zed\RomanNumbers;
+
+use Spryker\Zed\Kernel\AbstractBundleDependencyProvider;
+use Spryker\Zed\Kernel\Container;
+
+/**
+ * @method \Pyz\Zed\RomanNumbers\RomanNumbersConfig getConfig()
+ */
+class RomanNumbersDependencyProvider extends AbstractBundleDependencyProvider
+{
+    /**
+     * @param \Spryker\Zed\Kernel\Container $container
+     *
+     * @return \Spryker\Zed\Kernel\Container
+     */
+    public function provideCommunicationLayerDependencies(Container $container): Container
+    {
+        $container = parent::provideCommunicationLayerDependencies($container);
+
+        return $container;
+    }
+
+    /**
+     * @param \Spryker\Zed\Kernel\Container $container
+     *
+     * @return \Spryker\Zed\Kernel\Container
+     */
+    public function provideBusinessLayerDependencies(Container $container): Container
+    {
+        $container = parent::provideBusinessLayerDependencies($container);
+
+        return $container;
+    }
+
+    /**
+     * @param \Spryker\Zed\Kernel\Container $container
+     *
+     * @return \Spryker\Zed\Kernel\Container
+     */
+    public function providePersistenceLayerDependencies(Container $container): Container
+    {
+        $container = parent::providePersistenceLayerDependencies($container);
+
+        return $container;
+    }
+}
diff --git a/tests/PyzTest/Zed/LeapYear/Business/LeapYearFacadeTest.php b/tests/PyzTest/Zed/LeapYear/Business/LeapYearFacadeTest.php
new file mode 100644
index 0000000000..b31bf34256
--- /dev/null
+++ b/tests/PyzTest/Zed/LeapYear/Business/LeapYearFacadeTest.php
@@ -0,0 +1,140 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace PyzTest\Zed\LeapYear\Business;
+
+use Codeception\Test\Unit;
+
+/**
+ * Auto-generated group annotations
+ *
+ * @group PyzTest
+ * @group Zed
+ * @group LeapYear
+ * @group Business
+ * @group Facade
+ * @group LeapYearFacadeTest
+ * Add your own group annotations below this line
+ */
+class LeapYearFacadeTest extends Unit
+{
+    /**
+     * @var \PyzTest\Zed\LeapYear\LeapYearBusinessTester
+     */
+    protected $tester;
+
+    public function testTwothousandIsLeapYear(): void
+    {
+        // Arrange
+        $year = 2000;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertTrue($result);
+    }
+
+    public function testTwothousendTwentyFourIsLeapYear(): void
+    {
+        // Arrange
+        $year = 2024;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertTrue($result);
+    }
+
+    public function testTwothousandTwentyThreeIsLeapYear(): void
+    {
+        // Arrange
+        $year = 2023;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertFalse($result);
+    }
+
+    public function testOnethousandNineHundredIsLeapYear(): void
+    {
+        // Arrange
+        $year = 1900;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertFalse($result);
+    }
+
+    public function testFourHundredIsLeapYear(): void
+    {
+        // Arrange
+        $year = 400;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertTrue($result);
+    }
+
+    public function testEightHundredIsLeapYear(): void
+    {
+        // Arrange
+        $year = 800;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertTrue($result);
+    }
+
+    public function testZeroIsLeapYear(): void
+    {
+        // Arrange
+        $year = 0;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertFalse($result);
+    }
+
+    public function testFourIsLeapYear(): void
+    {
+        // Arrange
+        $year = 4;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertTrue($result);
+    }
+
+    public function testOneHundredIsLeapYear(): void
+    {
+        // Arrange
+        $year = 100;
+
+        // Act
+        $result = $this->tester->getFacade()->checkLeapYear($year);
+
+        // Assert
+        $this->assertFalse($result);
+    }
+}
+//todo Testcases hinzufügen
diff --git a/tests/PyzTest/Zed/LeapYear/_support/LeapYearBusinessTester.php b/tests/PyzTest/Zed/LeapYear/_support/LeapYearBusinessTester.php
new file mode 100644
index 0000000000..4cac21fd88
--- /dev/null
+++ b/tests/PyzTest/Zed/LeapYear/_support/LeapYearBusinessTester.php
@@ -0,0 +1,37 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace PyzTest\Zed\LeapYear;
+
+use Codeception\Actor;
+
+/**
+ * Inherited Methods
+ *
+ * @method void wantTo($text)
+ * @method void wantToTest($text)
+ * @method void execute($callable)
+ * @method void expectTo($prediction)
+ * @method void expect($prediction)
+ * @method void amGoingTo($argumentation)
+ * @method void am($role)
+ * @method void lookForwardTo($achieveValue)
+ * @method void comment($description)
+ * @method void pause($vars = [])
+ *
+ * @SuppressWarnings(PHPMD)
+ */
+class LeapYearBusinessTester extends Actor
+{
+    use _generated\LeapYearBusinessTesterActions;
+
+    /**
+     * Define custom actions here
+     */
+}
diff --git a/tests/PyzTest/Zed/LeapYear/codeception.yml b/tests/PyzTest/Zed/LeapYear/codeception.yml
new file mode 100644
index 0000000000..2857a2c877
--- /dev/null
+++ b/tests/PyzTest/Zed/LeapYear/codeception.yml
@@ -0,0 +1,23 @@
+namespace: PyzTest\Zed\LeapYear
+
+paths:
+    tests: .
+    data: _data
+    support: _support
+    output: _output
+
+coverage:
+    enabled: true
+    remote: false
+    whitelist: { include: ['../../../../src/*'] }
+
+suites:
+    Business:
+        path: Business
+        actor: LeapYearBusinessTester
+        modules:
+            enabled:
+                - Asserts
+                - \PyzTest\Shared\Testify\Helper\Environment
+                - \SprykerTest\Shared\Testify\Helper\LocatorHelper:
+                      projectNamespaces: ['Pyz']
diff --git a/tests/PyzTest/Zed/RomanNumbers/Business/RomanNumbersFacadeTest.php b/tests/PyzTest/Zed/RomanNumbers/Business/RomanNumbersFacadeTest.php
new file mode 100644
index 0000000000..7a01322331
--- /dev/null
+++ b/tests/PyzTest/Zed/RomanNumbers/Business/RomanNumbersFacadeTest.php
@@ -0,0 +1,317 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace PyzTest\Zed\RomanNumbers\Business;
+
+use Codeception\Test\Unit;
+use Pyz\Zed\RomanNumbers\Business\Exception\NotARomanNumberException;
+
+/**
+ * Auto-generated group annotations
+ *
+ * @group PyzTest
+ * @group Zed
+ * @group RomanNumbers
+ * @group Business
+ * @group Facade
+ * @group RomanNumbersFacadeTest
+ * Add your own group annotations below this line
+ */
+class RomanNumbersFacadeTest extends Unit
+{
+    /**
+     * @var \PyzTest\Zed\RomanNumbers\RomanNumbersBusinessTester
+     */
+    protected $tester;
+
+
+    public function testConversionOfRomanNumberToIntegerOne(): void
+    {
+        // Arrange
+        $romanNumber = 'I';
+        $expectedInteger = 1;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerTwo(): void
+    {
+        // Arrange
+        $romanNumber = 'II';
+        $expectedInteger = 2;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerThree(): void
+    {
+        // Arrange
+        $romanNumber = 'III';
+        $expectedInteger = 3;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerFive(): void
+    {
+        // Arrange
+        $romanNumber = 'V';
+        $expectedInteger = 5;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerSix(): void
+    {
+        // Arrange
+        $romanNumber = 'VI';
+        $expectedInteger = 6;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerFour(): void
+    {
+        // Arrange
+        $romanNumber = 'IV';
+        $expectedInteger = 4;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerTen(): void
+    {
+        // Arrange
+        $romanNumber = 'X';
+        $expectedInteger = 10;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerNine(): void
+    {
+    // Arrange
+        $romanNumber = 'IX';
+        $expectedInteger = 9;
+
+    // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+    // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerFifty(): void
+    {
+        // Arrange
+        $romanNumber = 'L';
+        $expectedInteger = 50;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerFourthy(): void
+    {
+        // Arrange
+        $romanNumber = 'XL';
+        $expectedInteger = 40;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerHundred(): void
+    {
+        // Arrange
+        $romanNumber = 'C';
+        $expectedInteger = 100;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerNinty(): void
+    {
+        // Arrange
+        $romanNumber = 'XC';
+        $expectedInteger = 90;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerFivehundred(): void
+    {
+        // Arrange
+        $romanNumber = 'D';
+        $expectedInteger = 500;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerFourhundredNinty(): void
+    {
+        // Arrange
+        $romanNumber = 'XD';
+        $expectedInteger = 490;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerTausend(): void
+    {
+        // Arrange
+        $romanNumber = 'M';
+        $expectedInteger = 1000;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerNinehundredNinty(): void
+    {
+        // Arrange
+        $romanNumber = 'CMXC';
+        $expectedInteger = 990;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerThreetausendNintynine(): void
+    {
+        // Arrange
+        $romanNumber = 'MMMCMXCIX';
+        $expectedInteger = 3999;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerTwotausendfourhundredfourthy(): void
+    {
+        // Arrange
+        $romanNumber = 'MMCDXL';
+        $expectedInteger = 2440;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerFourhundred(): void
+    {
+        // Arrange
+        $romanNumber = 'CD';
+        $expectedInteger = 400;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerNinehundred(): void
+    {
+        // Arrange
+        $romanNumber = 'CM';
+        $expectedInteger = 900;
+
+        // Act
+        $result = $this->tester->getFacade()->convertRomanToInteger($romanNumber);
+
+        // Assert
+        $this->assertSame($expectedInteger, $result);
+    }
+
+    public function testConversionOfRomanNumberToIntegerThrowsNotARomanNumberExceptioWithIllegalCharacters(): void
+    {
+        // Arrange
+        $illegalString = 'KR0815';
+        $expectedException = NotARomanNumberException::class;
+
+        // Act & Assert
+        $this->tester->expectThrowable($expectedException, function () use ($illegalString): void {
+            $this->tester->getFacade()->convertRomanToInteger($illegalString);
+        });
+    }
+
+    public function testConversionOfRomanNumberToIntegerThrowsNotARomanNumberExceptionWithEmptyString(): void
+    {
+        // Arrange
+        $emptyString = '';
+        $expectedException = NotARomanNumberException::class;
+
+        // Act & Assert
+        $this->tester->expectThrowable($expectedException, function () use ($emptyString): void {
+            $this->tester->getFacade()->convertRomanToInteger($emptyString);
+        });
+    }
+}
diff --git a/tests/PyzTest/Zed/RomanNumbers/_support/RomanNumbersBusinessTester.php b/tests/PyzTest/Zed/RomanNumbers/_support/RomanNumbersBusinessTester.php
new file mode 100644
index 0000000000..ab1661e4c0
--- /dev/null
+++ b/tests/PyzTest/Zed/RomanNumbers/_support/RomanNumbersBusinessTester.php
@@ -0,0 +1,37 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace PyzTest\Zed\RomanNumbers;
+
+use Codeception\Actor;
+
+/**
+ * Inherited Methods
+ *
+ * @method void wantTo($text)
+ * @method void wantToTest($text)
+ * @method void execute($callable)
+ * @method void expectTo($prediction)
+ * @method void expect($prediction)
+ * @method void amGoingTo($argumentation)
+ * @method void am($role)
+ * @method void lookForwardTo($achieveValue)
+ * @method void comment($description)
+ * @method void pause($vars = [])
+ *
+ * @SuppressWarnings(PHPMD)
+ */
+class RomanNumbersBusinessTester extends Actor
+{
+    use _generated\RomanNumbersBusinessTesterActions;
+
+    /**
+     * Define custom actions here
+     */
+}
diff --git a/tests/PyzTest/Zed/RomanNumbers/codeception.yml b/tests/PyzTest/Zed/RomanNumbers/codeception.yml
new file mode 100644
index 0000000000..dc6279d2bc
--- /dev/null
+++ b/tests/PyzTest/Zed/RomanNumbers/codeception.yml
@@ -0,0 +1,23 @@
+namespace: PyzTest\Zed\RomanNumbers
+
+paths:
+    tests: .
+    data: _data
+    support: _support
+    output: _output
+
+coverage:
+    enabled: true
+    remote: false
+    whitelist: { include: ['../../../../src/*'] }
+
+suites:
+    Business:
+        path: Business
+        actor: RomanNumbersBusinessTester
+        modules:
+            enabled:
+                - Asserts
+                - \PyzTest\Shared\Testify\Helper\Environment
+                - \SprykerTest\Shared\Testify\Helper\LocatorHelper:
+                      projectNamespaces: ['Pyz']
diff --git a/tests/RomanNumbers.suite.yml b/tests/RomanNumbers.suite.yml
new file mode 100644
index 0000000000..76f24f4713
--- /dev/null
+++ b/tests/RomanNumbers.suite.yml
@@ -0,0 +1,5 @@
+actor: RomanNumbersTester
+suite_namespace: PyzTest\RomanNumbers
+modules:
+    # enable helpers as array
+    enabled: []
\ No newline at end of file
diff --git a/tests/_support/RomanNumbersTester.php b/tests/_support/RomanNumbersTester.php
new file mode 100644
index 0000000000..b7b324a526
--- /dev/null
+++ b/tests/_support/RomanNumbersTester.php
@@ -0,0 +1,37 @@
+<?php
+
+/**
+ * This file is part of the Spryker Commerce OS.
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types = 1);
+
+namespace PyzTest;
+
+use Codeception\Actor;
+
+/**
+ * Inherited Methods
+ *
+ * @method void wantTo($text)
+ * @method void wantToTest($text)
+ * @method void execute($callable)
+ * @method void expectTo($prediction)
+ * @method void expect($prediction)
+ * @method void amGoingTo($argumentation)
+ * @method void am($role)
+ * @method void lookForwardTo($achieveValue)
+ * @method void comment($description)
+ * @method void pause($vars = [])
+ *
+ * @SuppressWarnings(PHPMD)
+ */
+class RomanNumbersTester extends Actor
+{
+    use _generated\RomanNumbersTesterActions;
+
+    /**
+     * Define custom actions here
+     */
+}