Flutter Developer needed for AI Voice-Bot Automation

Job ID: 40201009

Budget: $250 – $750 USD

​AI Voice Integration: "I need to integrate Vapi/Retell AI for real-time voice conversations."
​Bulk Processing: "The app should handle CSV/Excel uploads and trigger automated outbound calls."
​Dashboard: "I need an analytics dashboard to show call status (Interested, Busy, Not Picked)."
​Multi-Language: "The system must support English, Hindi
SaaS Model Need a Mobile App (Flutter/React Native) for AI-Powered Outbound Calling via Vapi.ai/Bland AI / make.com / retell.ai Frontend: A simple Mobile App (Android & iOS) where I or my clients can login.
​Core Feature:
​User should be able to upload an Excel/CSV file with names and phone numbers.
​A 'Start Calling' button to trigger the AI agents.
​AI Integration: Integrate Vapi.ai or Retell AI (for low-latency voice AI) and Twilio for the calling numbers.
​Backend Automation: - I want to automate the flow: Excel Data -> AI Agent Trigger -> Outbound Call.
​After the call, the Call Summary and Sentiment (Interested/Not Interested) should be saved back in the app/database.
​Dashboard: A simple screen showing call history and status of each lead.
​Multi-Client Support: I should be able to create separate accounts for my client
​I am looking for a No-Code/Low-Code expert or a Full-stack developer who has experience with Voice AI APIs
Low Latency Voice AI Integration
Vapi.ai ya Retell AI use WebSockets
Exotel / Kaleyra Hinglish LLM Prompting
​Core: Users upload Excel -> AI starts calling leads.
​Tech: Use Flutter for App, Node.js for Backend, and Vapi.ai/Retell AI for Voice.
​Telecom: Integration with Indian providers like Exotel/Kaleyra or Twilio India.
​Features: Real-time call tracking, Call Recording, Hinglish Language support, and a detailed Analytics Dashboard.
​Scale: The app should be able to handle 10,000+ concurrent calls in the future.DND Filter LightweightPayment Gateway