Yeastar PBX API integration with Deskpro CRM

I am looking for a freelancer who can integrate the Yeastar PBX API with Deskpro.com CRM. The specific feature I want to integrate is Caller ID integration to create new contact or pop up on Deskpro each incoming calls The deadline for this integration is within a week. I would like the integration to be bidirectional.

Ideal Skills and Experience:
- Experience with Yeastar PBX API integration
- Proficiency in Deskpro CRM
- Knowledge of Caller ID integration
- Ability to complete the project within a week