Ajit P.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

🚀 VoIP & AI Integration Expert | Asterisk • FreePBX • 3CX • ViciDial • FreeSWITCH • Kamailio • Twilio • AI Voice Bots **$80.00/hr** I’m an experienced **VoIP and AI integration specialist with 18+ years of hands-on expertise**, helping global clients, MSPs, and telecom startups design, deploy, and manage **high-performance, scalable, and intelligent communication systems**. #### 💡 What I Do * **VoIP System Design & Deployment:** Asterisk, FreePBX, FreeSWITCH, 3CX, ViciDial, FusionPBX, Kamailio, OpenSIPS * **AI-Driven Voice Automation:** Build and integrate AI voice bots using OpenAI Whisper, Hugging Face, Coqui STT, and Google TTS for intelligent call handling, sentiment analysis, and summarization * **MSP & Telecom Solutions:** End-to-end hosted PBX, SIP trunking, SBC setup, multi-tenant architecture, and VoIP security hardening * **Integration & Automation:** Twilio, Microsoft Teams, ZohoCRM, Salesforce, HubSpot, REST APIs, WebRTC, and WhatsApp Business API * **Billing, Monitoring & Analytics:** A2Billing, ASTPP, real-time call analytics, reporting dashboards #### ⚙️ Technical Expertise * VoIP: Asterisk, FreePBX, FreeSWITCH, 3CX, Kamailio, OpenSIPS, ViciDial, A2Billing * AI Platforms: OpenAI Whisper, Hugging Face, Coqui STT, Google TTS * Networking: Cisco, Unifi, D-Link, TP-Link * Cloud: AWS, Azure, Google Cloud, DigitalOcean, Linode, Vultr * Programming: Python, PHP | Databases: MySQL, PostgreSQL, MongoDB * MSP Tools: Atera, Datto RMM, ConnectWise, Wazuh SIEM, PRTG #### 🧩 Notable Projects * **Voice Bot System:** Built an AI voice assistant with OpenAI Whisper & Hugging Face integrated into FreePBX for live call handling, summarization, and response generation. * **Conversation Analytics:** Automated FreePBX call recording ingestion, sentiment analysis, and report visualization. * **DocuBot:** AI chatbot for website/PDF-based Q&A. * **Automated NIFTY 50 Trading System:** Multi-model trading AI using HMM, LSTM, GARCH, and ARIMA integrated with Zerodha API. #### 🏆 Certifications * dCAA – Digium Certified Asterisk Administrator * FreePBX Certified Essentials | PBXAct Certified Essentials | Switchvox Certified Essentials * SBC Certified Essentials * Cisco Certificate in Ethical Hacking #### 💬 Why Clients Hire Me I combine **deep VoIP architecture expertise** with **modern AI capabilities**, enabling businesses to automate, optimize, and scale their communication systems. Whether you’re building a new hosted PBX, integrating AI into your call flow, or migrating to a secure cloud telephony environment—I’ll help you get there smoothly and efficiently.