API Integration between Lazada emarketplace and Magento ecommerce platform

General information for the business: We need to automate product feed from Magento to Lazada and auto receive Lazada orders into Magento
Description of requirements/functionality: We are seeking a developer to create an API integration between Lazada emarketplace and our ecommerce platform.

Our requirement is for an API integration between Lazada and our Magento platform.
The project scope will cover:
auto-feed creation as well as management of product listings (incl. synchronization of stock levels, pricing, product details and product images)
import of Lazada orders
automated shipping confirmation to Lazada
automated feedback posting for buyers
other tasks required for listing maintenance

Let me know if you have the relevant experience and interest to undertake this project.

If so, please respond with timeline and cost budget.
Specific technologies required: Magento, PHP, API, XML
Extra notes: API script guide is provided by Lazada here:
Link for the PHP SDK: https://github.com/rocket-internet-berlin/SellerCenterSDK-PHP
Link to our API Documentation: https://sellercenter.readme.io/