Hi Piyush,
It sounds like an interesting challenge and very good fit.
I have great experience with Outlook Add-ins, so it will be done in a very professional way.
Relevant Skills and Experience
.NET, C# Programming, Microsoft Office, Microsoft Outlook Add-ins
Proposed Milestones
$500 USD - Development / Testing / Configuration
Please let me know more about your REST API and when you are OK to discuss. Thank you.
Best, Mike