I will build an AI voice agent and automated calling bot with Retell, Vapi, and Twilio
TRENDINGAbout This Gig
Deploy ultra-low latency AI phone agents for inbound customer support, outbound qualification, appointment booking, and CRM sync using Vapi, Retell, and Twilio.
Why Choose Rakebig Engineering Squad?
- Production-Grade Quality: Built according to core platform standards with clean, maintainable code.
- 100% Source Code Ownership: You get full repository access and IP rights.
- Dedicated Support & SLA: Guaranteed post-delivery warranty and bug-fix SLA.
- Direct Developer Communication: Work directly with senior software architects and project leads.
Technologies & Frameworks Included
Compare Packages
| Package | Basic ₹3,999 ($49) | RECOMMENDED Standard ₹12,999 ($159) | Premium ₹29,999 ($389) |
|---|---|---|---|
| Package Name | Starter Outbound Voice Bot | Inbound / Outbound Assistant with RAG | Enterprise AI Call Center & CRM Sync |
| Description | 1 automated outbound calling flow with Twilio and Retell/Vapi, custom prompt script, and call recording webhook. | Full two-way conversational voice agent connected to your company knowledge base, appointment calendar, and WhatsApp follow-up. | High-volume enterprise voice infrastructure with live human agent transfer, bi-directional CRM sync, multi-language speech, and custom analytics dashboard. |
| Delivery Time | 2 Days | 4 Days | 8 Days |
| Revisions | 3 Revisions | Unlimited Revisions | Unlimited Revisions |
| Select Tier | Select Basic | Select Standard | Select Premium |
Get to Know the Developer
Aman R. (Voice AI Lead)
Conversational Voice AI Engineer
Frequently Asked Questions
How does the ordering process work?
After selecting your desired package tier (Basic, Standard, or Premium), you can submit your project requirements. Our engineering team will review your specifications and begin development immediately.
Do I get full source code access?
Yes! 100% full source code ownership, repository commit access, and deployment playbooks are provided upon delivery.
What if I need custom modifications beyond the package?
You can contact our lead developers directly on WhatsApp or phone to request a custom tailored offer for bespoke enterprise features.
1 automated outbound calling flow with Twilio and Retell/Vapi, custom prompt script, and call recording webhook.
- Twilio SIP & phone number setup
- 1 custom conversational prompt script
- Realistic natural voice selection (ElevenLabs)
- Call transcript and audio recording hook
- Basic error handling & hangup detection