API integration

General information for the website: Integration of an API on Shopify
Kind of development: Customization of existing website
Num. of web pages/modules: Shopify
Description of every page/module: Its very easy for an expert and takes around one hour
Description of requirements/features: Integration of an API. The API has been designed to allow us to ‘pull’ and ‘push’ key tracking updates to and from our third partner site, allowing us to process our orders. Despatch API is an industry standard RESTful API that makes use of HTTP requests and responses using standardised HTTP response codes. Data is passed to and from the API in JSON format, with all data types specified in the guide (Will be provided).

Also a Key and Secret Token will be provided.
Extra notes: 1- Please send me your best proposal
No change on the price will be accepted after we accepted your offer.
Please send us proposal if you do understand what the job is.

Thank you.