Inbound Outbound CRM Calling Platform

We are looking for an experienced freelancer/team to develop or customize a complete calling software similar to Ozonetel, including CEM (Customer Experience Management) features.

Requirements:
-Cloud-based calling/dialer system (Inbound & Outbound)
-Call recording & monitoring
-IVR configuration
-Agent login & role management
-Real-time dashboard & analytics
-CRM/CEM integration (Customer journey tracking, call disposition, feedback)
-API integration support
-Scalable & secure architecture

Nice to Have:
-Prior experience with Ozonetel, Exotel, Knowlarity, or similar platforms
-Multi-tenant support
-WhatsApp/SMS/Email integration
-AI-based call analytics (optional)

Deliverables:
-Fully functional calling solution
-Admin & agent panels
-Documentation & deployment support

Please share:
-Relevant past projects
-Tech stack you propose
-Estimated timeline & cost

Interested freelancers can comment or DM with details.