Asterisk VoIP Developer for Custom Multi-Agent Power Dialer (Telnyx Integration)

Job ID: 39045699

Budget: £10 – £15 GBP

We are looking for an experienced Asterisk/VoIP developer to build a self-hosted multi-agent power dialer with Telnyx integration on our Ubuntu server. The system should include call retry logic, voicemail drop, text drop, and agent-based call routing.

Current Setup:
• Telnyx account with multiple numbers.
• Ubuntu server running Apache with Asterisk installed.
• Need a full VoIP infrastructure setup and agent management system.

Project Requirements:

1. Dialing System Features:

✅ Dialing Modes: Power Dialer, Multi-Line Dialer, Predictive Dialer.
✅ Call Retry Logic:
• Call once → If no answer, call again.
• If still no answer, drop voicemail and/or send text message (if enabled).
✅ Voicemail Drop: Custom per agent.
✅ SMS/Text Drop: Configurable per agent.

2. Agent Management & Call Routing:

✅ Unique assigned phone number per agent (from Telnyx).
✅ Incoming calls automatically route back to assigned agents.
✅ Agent Login System (web-based UI).
✅ Easily add/remove agents & manage access.

3. Call & Voicemail Features:

✅ Custom voicemails per agent.
✅ Call recording and analytics dashboard.
✅ CRM integration or webhook support for lead tracking.

4. Hosting & Infrastructure:

✅ Configure Asterisk & Telnyx SIP trunking for seamless calling.
✅ Optimize call routing, concurrency, and failover handling.
✅ Ensure scalability & data security on Ubuntu.

Ideal Candidate:

? Expert in Asterisk, FreePBX, VICIdial, or similar VoIP platforms.
? Experience with SIP trunking, Telnyx API, and multi-agent call routing.
? Skilled in Voicemail & SMS automation.
? Ability to build a secure agent login system.
? Experience with Ubuntu, Apache, and self-hosted VoIP setups.

Budget & Timeline:

? Open to discussion based on expertise and project scope.
⏳ Looking for fast deployment with potential long-term support.

How to Apply:

? Provide details on:
1. Your experience with Asterisk & VoIP development.
2. A brief outline of how you’d approach this project.
3. Past projects with Telnyx, SIP trunking, or multi-agent dialers.

We need a scalable, secure, and efficient system—we’re looking for an expert who can deliver results and provide ongoing support if needed.
Related categories: PHP Linux Software Architecture Asterisk PBX VoIP