AI-Based Customer Support Platform Development

Project: AI Voice Agent + WhatsApp + Website Chatbot Platform

Hi,

I'm looking for an experienced AI developer to build a platform similar to Bland AI / Vapi / Retell AI, where businesses can create AI receptionists and customer support agents.

Core Features Required
AI Voice Calling Agent

Inbound and outbound calls

Natural human-like conversations

Appointment booking and lead qualification

Call recording and transcripts

Whatsapp Automation

Send and receive WhatsApp messages

Continue conversations after calls

Automated follow-ups

Media and document support

Website Chatbot

Embeddable chatbot widget

Knowledge base integration

Lead capture and qualification

AI & Voice Features

OpenAI integration

Voice cloning

Multiple voices

Multi-language support

CRM & Integrations

Google Calendar

Calendly

HubSpot / Salesforce

Webhooks & APIs

Dashboard

User login/signup

Agent creation using prompts

Call analytics

Conversation history

Usage tracking

Subscription billing

Example Use Cases
Hospitals (appointment booking)

Hotels (reservations)

Gyms (membership enquiries)

Real estate (lead qualification)

Tech Stack (Open to Suggestions)
Next.js

Node.js

OpenAI

Twilio / Exotel

WhatsApp Business API

Supabase / PostgreSQL

Stripe / Razorpay

Deliverables
Complete SaaS platform

Admin dashboard

User dashboard

Source code ownership

Deployment support

Please share:

Similar projects you've built

Recommended tech stack

Timeline

Estimated budget