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# AI Voice Agent Specialist (HVAC / Plumbing / Home Services) We are looking for an experienced AI Voice Agent specialist to build and maintain production-grade AI receptionists for U.S. home-service businesses (HVAC, plumbing, electrical, roofing, garage door, etc.). This is **not** a simple chatbot project. We are looking for someone who has already built AI phone agents that handle real customer calls, qualify leads, book appointments, and integrate with business systems. ## Responsibilities * Build AI voice agents for inbound customer calls. * Train AI agents using previous customer call recordings, transcripts, SOPs, FAQs, and business documentation. * Design natural conversational flows that sound human and can handle interruptions. * Configure appointment booking workflows. * Integrate with Google Calendar, Microsoft Outlook, Calendly, and common home-service CRMs when required. * Configure emergency keyword detection and intelligent call routing. * Configure transfers and human escalation when the AI reaches its limits. * Optimize prompts and conversation flows based on call recordings. * Test and refine agents before deployment. * Troubleshoot production issues and improve call quality over time. ## Required Skills * Proven experience building AI voice agents for customer service or appointment booking. * Prompt engineering for conversational AI. * Experience training AI agents from existing business knowledge, call recordings, or transcripts. * Strong conversational flow design. * Call qualification logic. * Appointment scheduling workflows. * CRM integrations. * Calendar integrations. * API integrations. * Webhook implementation. * SIP/telephony configuration. * Twilio. * AI call routing. * Emergency escalation workflows. * Human handoff configuration. * Knowledge base creation. * Voice testing and optimization. ## Preferred Experience Experience with one or more of: * Trillet * Vapi * Retell AI * Bland AI * Synthflow * Voiceflow * Twilio * n8n * [login to view URL] * Zapier * GoHighLevel Experience integrating with platforms such as: * ServiceTitan * Housecall Pro * Jobber * FieldEdge * Service Fusion ## Nice to Have * Experience building AI receptionists specifically for HVAC, plumbing, electrical, roofing, or other contractor businesses. * Experience improving booking rates through prompt optimization. * Experience analyzing call recordings and iteratively improving AI performance. * Familiarity with lead qualification, missed-call recovery, customer recognition, and after-hours call handling. ## To Apply Please include: 1. Examples of AI voice agents you have built. 2. Which AI voice platforms you have worked with. 3. Industries you have built for. 4. Integrations you have completed. 5. Your role in each project. 6. A short description of how you typically train an AI voice agent from a new client's business materials. 7. Links to demos, recordings, or portfolios if available. We are looking for a long-term partner who can consistently deliver production-quality AI voice agents for U.S. home-service businesses.
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Hi — Elias here from Miami. I understand you're looking to develop an AI voice agent for home services like HVAC and plumbing. This goes beyond creating a functional bot; it’s about ensuring effective user engagement and seamless integration. What usually matters most here is reliability and user experience. A common issue in systems like this is managing diverse user intents while keeping the interaction smooth. The tricky part is maintaining conversational flow while allowing for future enhancements. My approach would involve building a robust backend that supports state management, enabling the voice agent to track ongoing conversations and user preferences. I focus on maintainability and scalability to ensure the system adapts as your needs evolve. I've developed AI chatbots for similar sectors, emphasizing user-friendly interactions and backend integrations. This experience helps me foresee potential challenges and address them proactively. A few questions to better understand the scope: Q1 – What specific functionalities do you envision for user interactions with the voice agent? Q2 – Are there existing systems or platforms the agent needs to integrate with? Q3 – What are your expectations for handling user data and privacy concerns? Happy to go through the details and suggest the best technical approach. Looking forward to hearing from you.
$500 USD in 5 days
5.0
5.0

Hi there, I understand you're looking for a long-term partner to build production-grade AI voice agents that do far more than answer calls, they must qualify leads, book appointments, integrate with business systems, and continuously improve through real-world call analysis. I am confident I can develop scalable, human-like AI receptionists that deliver reliable performance for HVAC, plumbing, electrical, roofing, and other home-service businesses. My approach will be to first analyze each client's SOPs, FAQs, call recordings, transcripts, and booking workflows before designing a production-ready conversational architecture. I will build interruption-aware voice flows, intelligent lead qualification, emergency keyword detection, human escalation, CRM and calendar integrations, webhook automation, and appointment scheduling using platforms such as Vapi, Retell AI, Twilio, n8n, Zapier, or Make. Every deployment will include prompt optimization, call analytics, logging, continuous testing, and iterative improvements based on production conversations to maximize booking rates, reduce missed opportunities, and ensure a natural customer experience. Could you share which AI voice platform you currently prefer (Vapi, Retell AI, Bland, Synthflow, etc.), and whether your first deployment will integrate with ServiceTitan, Housecall Pro, Jobber, or another CRM? I’m ready to start immediately. Warm Regards, Aneesa.
$250 USD in 2 days
4.9
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1. Examples of AI voice agents you have built I have developed AI-powered conversational assistants for customer support, appointment scheduling, workflow automation, and CRM integrations using LLMs, telephony APIs, and backend automation. These solutions include intelligent routing, knowledge-base retrieval, and human handoff workflows. 2. Which AI voice platforms have you worked with? Twilio Voice, OpenAI APIs, n8n, and custom Python/FastAPI integrations. I am also comfortable integrating with platforms such as Vapi, Retell AI, or Bland AI when project requirements call for them. 3. Industries you have built for Healthcare, customer support, SaaS, e-commerce, logistics, automation, and business operations. 4. Integrations completed Twilio, Google Calendar, Outlook, REST APIs, webhooks, OpenAI, CRMs, payment gateways, and custom third-party integrations. 5. Your role Solution architecture, backend development, AI workflow design, prompt engineering, API integrations, deployment, and production support. 6. How do you train a new AI voice agent? I review SOPs, FAQs, call recordings, and business documentation, organize the knowledge into a structured knowledge base, design conversation flows, implement prompts with fallback and escalation logic, integrate business systems, and continuously refine the agent using real conversation analytics. 7. Portfolio I can share relevant project details and discuss similar implementations during our conversation
$500 USD in 7 days
5.0
5.0

As an AI Voice Agent Specialist with a focus on automation-driven solutions, I bring extensive experience and expertise that align perfectly with your project. I have already built and maintained production-grade AI receptionists in various industries, including construction and repair services. This includes my capacity not just to create typical chatbots, but rather full-fledged AI agents that can handle real customer calls while effectively qualifying leads and booking appointments. In terms of training new AI voice agents, I follow a comprehensive approach that leverages existing business knowledge, SOPs, FAQs, call recordings/transcripts, and other pertinent documentation. This meticulous process ensures not only the development of robust agents but also helps identify possible areas of improvement. By choosing me for this project, you'll be gaining a reliable partner who can consistently deliver production-quality AI voice agents for U.S. home-service businesses. It would be great if we could discuss the specifics of your requirements in more detail!
$700 USD in 7 days
5.0
5.0

★•══•★ Hi client ★•══•★ I have experience building AI voice agents, automation workflows, CRM integrations, and appointment-booking systems using platforms such as Retell AI, Vapi, Twilio, n8n, GoHighLevel, and REST APIs. I focus on creating production-ready voice assistants that handle real customer conversations, qualify leads, and drive business outcomes. My approach will be: ✔️ First, I will analyze the business knowledge base, call recordings, SOPs, FAQs, and existing workflows to design a natural conversational architecture and optimized prompts. ✔️ Then, I will build the AI receptionist with call handling, lead qualification, appointment scheduling, calendar/CRM integrations, emergency detection, transfers, and human escalation workflows. ✔️ Finally, I will test real call scenarios, analyze transcripts, improve conversation quality, and continuously optimize booking rates and customer experience. One key question: Which home-service platforms are your primary targets first (ServiceTitan, Housecall Pro, Jobber, GoHighLevel, etc.), and do you already have a preferred voice platform (Retell, Vapi, Twilio, Bland, or Synthflow)? Best regards. Rico
$500 USD in 8 days
5.0
5.0

Hi, I have experience building AI voice and chat automation systems for lead qualification, appointment booking, CRM/calendar integrations, and customer support workflows, including solutions using Twilio, Vapi/voice-style flows, GoHighLevel, n8n/Make, webhooks, and scheduling integrations. I can help build and optimize production-ready AI receptionists for HVAC, plumbing, and other home-service businesses, including call routing, booking flows, escalation logic, knowledge-base training, and ongoing prompt/call-flow improvement. Best regards, Shakila Naz
$250 USD in 7 days
4.8
4.8

I have built similar AI voice agents many times and have been building AI automation systems for the past three years. I have experience creating AI receptionists, appointment booking systems, and customer support automations for home service businesses using Retell AI, Make, Twilio, and GoHighLevel. I can build a reliable, natural sounding voice agent that is fully tested and ready for production.
$350 USD in 7 days
4.1
4.1

With over [X years] in the software development field, our specialization in AI-powered solutions makes us your ideal partner for this project. Web Crest has extensive experience developing and maintaining AI-powered chatbots and voice agents that effectively replicate human-like conversations and perform tasks just like required for your Home Services project. I, Mubeen, as the team lead, have personally overseen the creation of similar projects with arrays of functionalities such as call qualification, appointment management, CRM integration, calendar connectivity, and much more. Our work involves meticulous analysis of customer call recordings, SOPs, FAQs, among other business knowledge to train AI models to meet specific business requirements through a progressive approach. We have used multiple voice platforms including Trillet, Voiceflow and Twilio which could facilitate seamless integrations with home-service CRMs such as ServiceTitan, FieldEdge and the rest of them. It is worth emphasizing that in each task we undertake, we are guided by a business-focused approach. It encompasses secure and high-performance solutions tailored to your specific needs throughout the full life cycle of the project. Coupling this with our commitment to transparent communication which will greatly inform decision-making on how to ensure a consistent production-value output makes Web Crest your top choice.
$300 USD in 3 days
3.7
3.7

hi, i have experience building ai voice agents for customer support, lead qualification, and appointment booking workflows. i can create a production ready ai receptionist that handles real calls, understands business information, manages conversations naturally, and connects with calendars, crms, and other systems through apis and webhooks. i will train the agent using your call recordings, documents, faqs, and business processes. i will also optimize prompts, improve conversation flows, add escalation rules, and test the system to deliver better call quality and customer experience. can we schedule a quick meeting to discuss the project in detail. it will help me understand your needs better and give you a clear plan with timeline and budget. i will also share my portfolio during the chat. thanks mughiraa
$500 USD in 7 days
3.8
3.8

Hello!, I am a US-based senior software engineer(frontend, backend, ecommerce, etc) with 15+ years of experience building production systems, and I read your AI Voice Agent project for HVAC/plumbing/home services carefully. This is the kind of work I take seriously: a voice agent that answers calls naturally, qualifies leads, captures service details, routes urgent calls, and pushes clean data into your CRM or Zapier flows. I’ve built AI automation, conversational workflows, and backend integrations where reliability matters, so the goal is always a voice agent that sounds human, follows your business rules, and doesn’t miss important details. My approach: 1. Map your call flow and qualification rules 2. Build the voice logic and prompts 3. Connect Zapier/CRM/calendar systems 4. Test real scenarios and edge cases 5. Tune for clarity, speed, and conversion Could you please clarify the following questions to help me better understand the project? 1. What phone/voice platform are you planning to use, or do you want me to recommend one? 2. Which systems should the agent connect to first, like Zapier, HubSpot, Jobber, Google Calendar, or something else? 3. Do you want the agent to fully book jobs, or mainly qualify leads and transfer urgent calls? Relevant work includes AI scheduling assistants, lead-qualifying voice bots, Zapier intake automations, and service-business workflow tools for local businesses.
$650 USD in 3 days
3.5
3.5

I'm a VOICE AI AGENT EXPERT. BUILT OVER 63+ VOICE AGENTS FOR DIFFERENT BUSINESSES ACROSS 5 DIFFERENT CONTINENTS. My typical tools are: Vapi/11Labs/Retell/ + Twilio + GHL + N8N + PLUS a lot more. AI Voice Agent Development and CRM integration. I've successfully constructed robust agents that automate a range of tasks from call qualification and appointment booking to integrating with platforms like GoHighLevel, Housecall Pro, Jobber, FieldEdge and Service Fusion. My journey so far describes my long-term vision in project collaborations and a deep commitment to professional growth — traits I believe make me uniquely suited for this role. I can prove the value of my contributions through real-world examples of projects, industry penetration, CRM integration completion, etc., Additionally, my technologically adventurous spirit lets me continually seek for new and better solutions for challenges experienced in certain niches like HVAC or Plumbing - making me firm on developing cutting-edge solutions for sustineable client growth. Send me a message now we hop in a quixk zoom call.
$750 USD in 6 days
3.6
3.6

Hello There!!! ★★★★ (Project GOAL: Build production-ready AI voice agents that automate customer calls, bookings, and business workflows.) ★★★★ I understand you're looking for a long-term partner to build AI receptionists for home-service businesses, not basic chatbots. My focus is on creating natural voice agents with smart call routing, appointment scheduling, CRM integrations, and continuous optimization based on real customer interactions. ⚜ AI voice agent development ⚜ Prompt & conversation design ⚜ Twilio/API/CRM integrations ⚜ Calendar & booking workflows ⚜ Human handoff & call routing ⚜ Knowledge base training ⚜ Testing & production optimization I've worked on AI automation projects involving conversational flows, API integrations, webhooks, scheduling systems, and workflow automation. My approach is to train agents using SOPs, FAQs, transcripts, and call recordings, then refine prompts through testing for higher booking rates and better customer experience. I'd love to discuss your workflow and long-term goals. Warm Regards, Farhin B.
$256 USD in 10 days
3.8
3.8

Hi, I will build your production-grade AI voice agents for HVAC, plumbing, and home services: inbound call handling, lead qualification, and appointment booking integrated with ServiceTitan or Housecall Pro and your calendar system. On a recent voice agent project, iterating prompts from actual call recordings improved booking conversion noticeably within the first two weeks. I will apply the same process here. Questions: 1) Which voice platform are you leaning toward (Vapi, Retell AI, Bland AI), or is that decision still open? 2) Do you already have call recordings and SOPs ready for training, or will we need to build the knowledge base first? Share one example call recording and I will draft the initial conversational flow for your review. Looking forward to your response. Best regards, Kamran
$280 USD in 10 days
6.1
6.1

Hi. I have extensive experience in building and maintaining AI voice agents for customer service, particularly in the home services sector, and I can execute this project successfully as well. Your project is clearly defined; however, I see an opportunity to clarify the specific integrations you prioritize and any unique conversational scenarios that may arise in your target industries. To construct the project, I will leverage existing customer call data and design natural conversational flows while ensuring seamless integration with preferred calendars and CRMs. My approach includes rigorous testing and optimization to enhance performance continuously. It's essential to manage expectations regarding the iterative nature of AI training and the time required for fine-tuning. What specific performance metrics or success criteria will you be using to evaluate the effectiveness of the AI agents? Roman
$250 USD in 3 days
2.9
2.9

I specialize in developing advanced AI voice agents for home-service businesses, including HVAC, plumbing, and electrical contractors. Leveraging my expertise in AI call routing, conversational flow design, and CRM integrations, I create AI receptionists that handle real customer calls, qualify leads, and book appointments seamlessly. With 20+ 5-star reviews on similar projects, I am well-equipped to meet your project requirements and exceed expectations. I have hands-on experience with platforms like Twilio and integrations with CRMs such as ServiceTitan and Jobber. My approach involves training AI agents using business knowledge and call recordings, ensuring natural conversational interactions that drive booking rates. Let me demonstrate my capabilities in building efficient AI voice agents tailored to the unique needs of U.S. home-service businesses. Regards, InterconnectBPO
$400 USD in 7 days
3.0
3.0

Hi, I have extensive experience building production-ready AI voice agents for customer support, appointment booking, lead qualification, and business automation. I've worked with Vapi, Twilio, OpenAI, FastAPI, n8n, Make, webhooks, SIP integrations, and CRM/calendar integrations to deliver reliable voice automation solutions. My experience includes AI receptionists that answer inbound calls, qualify leads, schedule appointments, perform intelligent call routing, support human handoff, and continuously improve using call transcripts, SOPs, FAQs, and business documentation. I optimize prompts and conversation flows based on real call analytics to improve booking rates and customer experience. I've integrated AI voice systems with Google Calendar, Outlook, Calendly, REST APIs, webhooks, and business management platforms, building scalable architectures that are easy to maintain and expand. For a new client, I begin by analyzing call recordings, FAQs, SOPs, and workflows, then build a structured knowledge base, design conversational flows, implement integrations, test real-world scenarios, and continuously refine the agent based on production calls. I'm looking for a long-term partnership and can consistently deliver secure, production-quality AI voice agents with ongoing optimization and support.
$500 USD in 7 days
2.9
2.9

Hi there, The real challenge lies in creating a voice agent that not only qualifies leads but also integrates seamlessly with various business systems. It's crucial to ensure the AI can handle real customer interactions, manage appointment scheduling, and escalate calls when necessary. My approach would involve training the agent using existing call recordings and business documentation, focusing on crafting natural conversational flows that adapt to interruptions. For integration, I specialize in connecting AI agents with platforms like Google Calendar and Twilio, ensuring smooth operation across systems. A question to consider: what specific metrics or outcomes are you looking to improve with the AI agents? Looking forward to discussing the details in chat.
$500 USD in 7 days
2.6
2.6

Hi there, I understand what you need. This project is not just about creating a voice bot, it is about building a reliable AI receptionist that can handle real customer conversations and help businesses capture more leads. I can help develop voice agents with natural conversation flows, appointment booking, integrations, call routing, and continuous improvement based on real usage. I will focus on making the experience smooth, accurate, and practical for home service companies. I would be happy to work with you on this project.
$320 USD in 4 days
2.4
2.4

Hi, Which voice stack do you prefer for the first agent: Vapi, Retell, Bland, Synthflow, Twilio, or GoHighLevel? Also, should the first version handle only inbound booking, or include emergency routing, CRM sync, and human handoff from day one? This is exactly the kind of voice AI project where the agent must feel like a real receptionist, not a chatbot wearing a headset. ? I can build production-ready AI phone agents for home-service flows: lead qualification, after-hours calls, appointment booking, emergency keyword detection, transfer rules, missed-call recovery, and CRM/calendar integrations. Platforms I can work with include Twilio, Vapi/Retell-style voice agents, n8n, Make, Zapier, Calendly, Google Calendar, Outlook, and CRM/webhook integrations. For home services, I would structure the agent around call intent, service area, urgency, customer details, job type, availability, and escalation rules. My usual training process: 1. Review SOPs, FAQs, transcripts, and call recordings 2. Build knowledge base + qualification logic 3. Design conversation flow and fallback paths 4. Test with real call scenarios 5. Improve prompts from recordings after launch Clean routing, natural interruptions, and safe escalation are the key points here. I can help you build this as a long-term production system, not a demo toy. Best, Hlib
$500 USD in 7 days
2.4
2.4

⭐⭐⭐⭐⭐ Build Efficient AI Voice Agents for Home Services Businesses ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project requirements and noticed you're looking for an AI Voice Agent Specialist. You don't need to look any further; Zohaib is here to help you! My team has successfully completed over 50 projects related to AI voice agents for home services. I will build and maintain AI receptionists that handle real customer calls, qualify leads, and book appointments effectively. ➡️ Why Me? I have 5 years of experience in creating AI voice agents specifically for customer service and appointment booking. My skills include designing conversational flows, training AI agents with call recordings, and integrating with various business systems. I also have a strong grip on platforms like Twilio, ensuring the best results for your project. ➡️ Let's have a quick chat to discuss your project in detail, and I can show you samples of my previous work. Looking forward to our conversation! ➡️ Skills & Experience: ✅ AI Voice Agent Development ✅ Conversational Flow Design ✅ Call Qualification Logic ✅ Appointment Scheduling ✅ CRM Integrations ✅ API Integrations ✅ Twilio Configuration ✅ Emergency Escalation Workflows ✅ Knowledge Base Creation ✅ Voice Testing ✅ Customer Call Training ✅ Webhook Implementation Waiting for your response! Best Regards, Zohaib
$350 USD in 2 days
3.8
3.8

Athens, Greece
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