Building Chrome extension that work with Gmail .
* Retrieve Gmail meta data using Inbox SDK and Post it via rest api that we provide.
* Extract words in the boday when displaying Gmaili threads (acquired by Inbox SDK)
* Embed a site (React, SPA) using iFrame in the extension sidebar
* Deliver data to iFrame content
* Transport the contents of the text box displayed in iFrame to the Compose box in Gmail
* Upload it into Chrome Web Store
Please apply only someone who have real experience.