
Closed
Posted
Paid on delivery
I need an AI voice agent to act as a virtual assistant for inbound calls. The voice agent's primary role will be to provide advisory services based on a knowledge base that I will provide in the form of a PDF file. Key Requirements: - The AI voice agent should be able to handle inbound calls. - It must provide advisory services using a provided knowledge base. - The knowledge base will be in PDF format. May handle multiple calls at a time. Need fixed monthly plan / one time preferred Already Have a 8 sim gsm gateway synway 4008. Ideal Skills and Experience: - Experience in developing AI voice agents. - Proficiency in natural language processing (NLP). - Familiarity with integrating voice agents into calling systems. - Ability to work with and interpret information from PDF documents. Please provide examples of similar projects you've completed. Looking forward to your proposals!
Project ID: 40697847
22 proposals
Remote project
Active 5 hours ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
22 freelancers are bidding on average ₹1,845 INR for this job

I can build your AI voice agent as a virtual assistant that handles inbound calls and provides advisory responses directly from your PDF knowledge base. My background is in AI, LLM applications, RAG, API integration, Python, backend development, and automation. I can convert your PDF into a searchable knowledge base so the voice agent retrieves relevant information during calls instead of relying only on general AI knowledge. Proposed workflow: • Inbound call received through your Synway 4008 GSM gateway • Speech-to-text for caller questions • RAG-based retrieval from your PDF knowledge base • LLM generates a knowledge-grounded advisory response • Text-to-speech response back to the caller • Call logging and conversation status • Support for multiple concurrent calls where the available GSM and server resources allow • Fallback handling when information is not available in the knowledge base I can design the system so the PDF can be replaced or updated without rebuilding the entire application. Deliverables: • Complete AI voice agent • PDF processing and RAG pipeline • GSM gateway integration • Speech-to-text and text-to-speech integration • Concurrent call handling • Call logs and monitoring • Source code and setup documentation • Deployment and testing support
₹1,050 INR in 7 days
1.6
1.6

I’ve gone through the requirement carefully, and the key is connecting the inbound calling workflow to an AI assistant that can give reliable answers from your supplied PDF knowledge base, while fitting into the existing Synway 4008 GSM gateway setup. I can build the voice-agent flow around PDF-based knowledge retrieval, natural conversation handling and inbound call routing, with the architecture kept modular so concurrent calls can be supported according to the available gateway and telephony capacity. I’d also separate the knowledge layer from the voice layer, making it easier to update the PDF knowledge base without rebuilding the whole agent. Before implementation, I’d verify how your 8-SIM Synway gateway is currently exposed for call integration and then define the cleanest connection between the gateway, telephony layer and AI voice service. For the commercial model, I can structure the solution around a one-time development setup while clearly identifying any unavoidable third-party recurring costs. Share the PDF knowledge base and the Synway 4008 integration details, and I can outline the architecture and first implementation milestone.
₹1,050 INR in 5 days
0.0
0.0

Can you share the PDF knowledge base and the Synway 4008 connection details so I can confirm the best integration path for concurrent inbound calls? The main challenge is connecting your existing Synway 4008 with an AI voice agent that can handle multiple inbound calls while giving accurate advisory answers from your PDF knowledge base without inventing information. I would build the voice system around your existing 8 SIM GSM gateway, connecting inbound calls to a voice agent with speech recognition, natural language processing, and natural voice responses. The PDF would be processed into a searchable knowledge base using document extraction and RAG, so the agent retrieves relevant information before answering instead of relying only on model memory. I would also design concurrent call handling, call routing, conversation logging, fallback handling, and a simple way to update the knowledge base when your PDF changes. The deployment can be structured as a one time setup with predictable monthly infrastructure and usage costs. I can discuss both one time deployment and fixed monthly running cost options. Best regards, Akif U.
₹1,050 INR in 4 days
0.0
0.0

With my experience as a Virtual Assistant, I've honed skills and tools that make me exceptionally capable of delivering on your AI Voice Agent development project. As mentioned, I have proficiency in natural language processing with a deep understanding of integrating voice agents into calling systems; skills that are integral to the success of your project. Furthermore, my ability to work with PDF documents efficiently aligns with your need for the voice agent to extract and provide information from this format. My portfolio precisely illustrates my capacity to handle multiple tasks at once without compromising quality. This is an invaluable skill for managing inbound calls and ensures proper advisory services using the provided knowledge base. In fact, I've actively managed over 200 customer inquiries per week across diverse channels—email, chat, and phone—delivering professional and timely support each time. Ultimately, as someone who has built a reputation for being organized, proactive, and dependable over the years in the virtual assistance space, I’m confident in my ability to develop a fully-functional AI voice agent that can effectively provide advisory services based on the information in your PDF database. My bilingual proficiency in English and French is an added advantage as well. I'm excited at the prospect of assisting you scale your business operations through this project.
₹1,050 INR in 7 days
0.0
0.0

I can build a production-ready AI voice agent that handles multiple inbound calls and provides accurate advisory responses strictly from your PDF knowledge base. I’ll integrate it with your existing Synway 4008 8-SIM GSM Gateway, implement voice/NLP, concurrent call handling, RAG-based knowledge retrieval, call routing, and scalable architecture. I can provide a one-time deployment with an optional fixed monthly maintenance plan.
₹1,050 INR in 7 days
0.0
0.0

I have strong experience with AI voice agents, NLP, RAG/knowledge-base systems, telephony integrations, OpenAI/LLM APIs, and automation. I’ll process your PDF knowledge base into a searchable system so the agent can retrieve relevant information during calls instead of relying on generic AI responses. I’ll integrate the voice agent with your Synway 4008 setup, handle inbound calls, support multiple concurrent calls where the gateway/telephony configuration allows, and implement reliable call routing, conversation handling, and fallback logic. I can also structure the solution as a one-time deployment with minimal ongoing infrastructure costs rather than locking you into an expensive monthly platform. I’m available to start immediately. Please share the PDF knowledge base and your current Synway 4008 call/telephony setup so I can propose the exact architecture. Regards, M Akif
₹680 INR in 3 days
0.0
0.0

As an experienced AI developer, proficient in natural language processing and skilled in integrating voice agents into calling systems, I believe I would be an excellent fit for your AI Voice Agent Development project. At Webix Infotech, we've built and deployed a number of successful AI solutions, including chatbots and virtual agents. One key skill set that I bring to the table is my ability to work with PDF documents, which aligns perfectly with your need to use a provided knowledge base in that format. Our track record of 10+ years' industry experience coupled with 200+ successfully delivered projects serves as testament to our commitment to writing clean, scalable code and delivering on time. With our background of working with clients across the globe, including the United States and Europe, we have amassed the experience needed to deliver language-aware solutions that are specific to different regions. By choosing Webix Infotech (Webix Infotech India Pvt. Ltd.), not only will you get a team of 15+ dedicated professionals but also a long-term technology partner for ongoing support. We don't just build software; we build scalable solutions that securely solve real business challenges and support long-term growth. Let's transform your incoming calls with an AI voice agent
₹1,500 INR in 7 days
0.0
0.0

Your PDF knowledge-base requirement is closely related to a system I have already built and deployed publicly. I recently built a document-grounded AI assistant around an official county fair handbook, allowing users to ask natural-language questions and receive answers based on the source document. I also built usage and error tracking for the deployed system. The part of your project I have not previously implemented is the Synway 4008 telephony integration. I don't want to claim experience I don't have. Before committing to the final architecture, I would verify exactly how your gateway is configured and what call-control interface is available. From there, I would connect speech recognition → document retrieval → grounded AI response → speech synthesis, while maintaining separate session state for concurrent calls. If you can provide the Synway 4008 connection/configuration details and a sample of the PDF knowledge base, I can evaluate the integration path first and make sure we're building against the actual hardware configuration rather than making assumptions. My document-grounded assistant is available in my Freelancer portfolio if you'd like to see the relevant work I've already completed.
₹1,050 INR in 7 days
0.0
0.0

Hi, For this as a voice-based RAG assistant around your existing Synway 4008 gateway, with the PDF knowledge base becoming the controlled source for the agent’s advisory responses. I’d use Python/FastAPI for the AI orchestration layer, with a retrieval pipeline that extracts and indexes the PDF content, retrieves relevant sections per caller question, and passes only that context to the LLM. The voice flow would then handle speech-to-text → knowledge retrieval/LLM → text-to-speech while maintaining an independent session for each active call. I’d also design the backend for concurrent calls, with call/session logging, error handling and usage tracking. The Synway integration would be validated first so we know exactly how its GSM channels expose inbound calls before locking the architecture or fixed price. For ongoing costs, I’d separate the one-time development/deployment fee from variable telephony, AI, speech and hosting usage so your monthly operating cost remains transparent. One question: does your Synway 4008 currently expose the GSM calls through SIP, or are you using Synway’s SDK/software interface? Relevant AI/voice automation examples can be provided where genuinely applicable. Best regards, Deepak.
₹600 INR in 7 days
0.0
0.0

Ethan here, from South Africa. Your project immediately caught my eye. I'm really excited to partner with you. I understand you need an AI voice agent to act as a virtual assistant for inbound calls, utilizing a knowledge base you will provide in PDF format. My approach would involve developing a system that accurately interprets the information in your PDF and delivers clear, helpful responses during calls. I would ensure the voice agent is capable of handling multiple calls simultaneously, providing a reliable experience for your users. To enhance workflow, I would focus on integrating natural language processing techniques to ensure the agent understands various queries effectively. Quality assurance is key; thorough testing and feedback loops would be implemented to guarantee high performance and responsiveness. What you truly need is not just an agent, but a reliable assistant that improves customer experience and provides valuable advisory services. Please feel free to reach out so we can connect and further explore how I can contribute to your project's success. Kind regards, Ethan
₹600 INR in 8 days
0.0
0.0

Hi, I can build the AI voice agent using Python, RAG and AI APIs. I have experience with Python/FastAPI, LLM integrations, RAG, vector search and AI chatbots, including document-based AI systems using PDF knowledge bases. I can implement the complete voice flow from inbound calls to speech-to-text, PDF knowledge retrieval, AI response generation and text-to-speech, with the architecture designed to support multiple calls. Since you already have a Synway 4008 GSM gateway, I will first verify its telephony/SIP integration and make sure the call flow works correctly before connecting the AI layer. I can also handle deployment and provide the source code and setup documentation. I can start immediately.
₹1,500 INR in 7 days
0.0
0.0

Hello I am founder of Pika Voice Assistant which is an AI voice agent which automate computers task and I also made an AI voice Agent which remain in google Meet and give feedback and note everything on the meeting all by himself on the recent hackathon So I think I will be able to complete this project of AI VOICE agent.
₹1,250 INR in 5 days
0.0
0.0

I have 10+ years of experience in AI/ML, including LLMs, RAG, NLP, and voice assistant applications. I can build the voice agent to handle inbound calls and provide grounded responses from your PDF knowledge base. Convert the PDF knowledge base into a searchable RAG system. Connect speech-to-text, LLM/RAG, and text-to-speech for real-time conversations. Integrate the voice agent with your Synway 4008 through the appropriate telephony/SIP interface. Support concurrent calls with separate conversation sessions and response guardrails. I would first validate the Synway gateway's current SIP/call-routing configuration, then build and test the voice-agent MVP around it. Could you confirm whether the Synway 4008 is already configured for SIP/VoIP call routing?
₹600 INR in 3 days
0.0
0.0

Rewāri, India
Member since Sep 8, 2026
₹600-1500 INR
$250-750 USD
$650-1300 USD
₹12500-37500 INR
₹100-400 INR / hour
₹600-1500 INR
₹1500-12500 INR
$15-25 USD / hour
$15-25 USD / hour
$30-250 USD
₹75000-150000 INR
$15-25 USD / hour
₹600-1500 INR
₹1500-12500 INR
£10-440 GBP
$25-50 USD / hour
$250-750 USD
€12-18 EUR / hour
€30-250 EUR
₹1500-12500 INR