diff --git a/lib/bigcommerce/api/customers.ts b/lib/bigcommerce/api/customers.ts
deleted file mode 100644
index c4734c6e5..000000000
--- a/lib/bigcommerce/api/customers.ts
+++ /dev/null
@@ -1,56 +0,0 @@
-import createApiHandler, {
-  BigcommerceApiHandler,
-  BigcommerceHandler,
-} from './utils/create-api-handler'
-import isAllowedMethod from './utils/is-allowed-method'
-import { BigcommerceApiError } from './utils/errors'
-
-type Body<T> = Partial<T> | undefined
-
-export type Customer = any
-
-export type AddCustomerBody = { item: any }
-
-export type CartHandlers = {
-  addItem: BigcommerceHandler<Customer, { cartId?: string } & Body<any>>
-}
-
-const METHODS = ['POST']
-
-const customersApi: BigcommerceApiHandler<Customer> = async (
-  req,
-  res,
-  config
-) => {
-  if (!isAllowedMethod(req, res, METHODS)) return
-
-  try {
-    if (req.method === 'POST') {
-      // let result = {} as any
-      // const
-      // result = await config.storeApiFetch('/v3/customers')
-    }
-  } catch (error) {
-    console.error(error)
-
-    const message =
-      error instanceof BigcommerceApiError
-        ? 'An unexpected error ocurred with the Bigcommerce API'
-        : 'An unexpected error ocurred'
-
-    res.status(500).json({ data: null, errors: [{ message }] })
-  }
-}
-
-const createCustomer: BigcommerceHandler<Customer> = ({
-  req,
-  res,
-  body,
-  config,
-}) => {}
-
-const handlers = {
-  createCustomer,
-}
-
-export default createApiHandler(customersApi, handlers, {})
diff --git a/lib/bigcommerce/api/customers/handlers/create-customer.ts b/lib/bigcommerce/api/customers/handlers/create-customer.ts
new file mode 100644
index 000000000..73f3738cd
--- /dev/null
+++ b/lib/bigcommerce/api/customers/handlers/create-customer.ts
@@ -0,0 +1,36 @@
+import { CustomersHandlers } from '..'
+
+const createCustomer: CustomersHandlers['createCustomer'] = async ({
+  res,
+  body: { firstName, lastName, email, password },
+  config,
+}) => {
+  // TODO: Add proper validations with something like Ajv
+  if (!(firstName && lastName && email && password)) {
+    return res.status(400).json({
+      data: null,
+      errors: [{ message: 'Invalid request' }],
+    })
+  }
+  // TODO: validate the password.
+  // Passwords must be at least 7 characters and contain both alphabetic
+  // and numeric characters.
+
+  const { data } = await config.storeApiFetch('/v3/customers', {
+    method: 'POST',
+    body: JSON.stringify([
+      {
+        first_name: firstName,
+        last_name: lastName,
+        email,
+        authentication: {
+          new_password: password,
+        },
+      },
+    ]),
+  })
+
+  res.status(200).json({ data })
+}
+
+export default createCustomer
diff --git a/lib/bigcommerce/api/customers/index.ts b/lib/bigcommerce/api/customers/index.ts
new file mode 100644
index 000000000..25b2fd270
--- /dev/null
+++ b/lib/bigcommerce/api/customers/index.ts
@@ -0,0 +1,59 @@
+import createApiHandler, {
+  BigcommerceApiHandler,
+  BigcommerceHandler,
+} from '../utils/create-api-handler'
+import isAllowedMethod from '../utils/is-allowed-method'
+import { BigcommerceApiError } from '../utils/errors'
+import createCustomer from './handlers/create-customer'
+
+type Body<T> = Partial<T> | undefined
+
+export type Customer = any
+
+export type CreateCustomerBody = {
+  firstName: string
+  lastName: string
+  email: string
+  password: string
+}
+
+export type CustomersHandlers = {
+  createCustomer: BigcommerceHandler<
+    Customer,
+    { cartId?: string } & Body<CreateCustomerBody>
+  >
+}
+
+const METHODS = ['POST']
+
+const customersApi: BigcommerceApiHandler<Customer, CustomersHandlers> = async (
+  req,
+  res,
+  config
+) => {
+  if (!isAllowedMethod(req, res, METHODS)) return
+
+  const { cookies } = req
+  const cartId = cookies[config.cartCookie]
+
+  try {
+    if (req.method === 'POST') {
+      console.log('BODY', req.body)
+      const body = { cartId, ...req.body }
+      return await handlers['createCustomer']({ req, res, config, body })
+    }
+  } catch (error) {
+    console.error(error)
+
+    const message =
+      error instanceof BigcommerceApiError
+        ? 'An unexpected error ocurred with the Bigcommerce API'
+        : 'An unexpected error ocurred'
+
+    res.status(500).json({ data: null, errors: [{ message }] })
+  }
+}
+
+const handlers = { createCustomer }
+
+export default createApiHandler(customersApi, handlers, {})
diff --git a/pages/api/bigcommerce/customers.ts b/pages/api/bigcommerce/customers.ts
new file mode 100644
index 000000000..67e342604
--- /dev/null
+++ b/pages/api/bigcommerce/customers.ts
@@ -0,0 +1,3 @@
+import customersApi from '@lib/bigcommerce/api/customers'
+
+export default customersApi()