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I want to add an AI-powered voice bot that handles appointment scheduling from start to finish. When a visitor speaks to the bot on either my website or inside the mobile app, it should recognise their intent, check available times in our calendar, book the slot, and send a confirmation—all without human intervention. Access to the scheduler must be gated by social-media login only, so please wire it to popular OAuth providers (Facebook, Google or Apple are fine) before any dates are shown. Once authenticated, the user’s name, email and chosen time should be stored in my existing database and mirrored to Google Calendar (or a comparable calendar API) so staff can see new bookings instantly. Key expectations • Voice input with natural-language understanding and spoken responses. • Seamless embedding in both the website and the mobile app; the same conversation flow should work on each. • Social-media OAuth as the sole authentication method. • A lightweight admin panel where I can tweak questions, see logs and export appointment data. • Clear deployment instructions and source code on hand-over so I can maintain the bot in-house. If you have experience with tools such as Dialogflow, Amazon Lex, or Twilio Voice, let me know which you prefer and why—flexibility here is welcome as long as latency stays low and speech recognition remains accurate. I’ll review a working demo on your staging server before final sign-off.
Project ID: 40723024
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82 freelancers are bidding on average ₹1,130 INR/hour for this job

Hello, I can help you with "AI Voice Appointment Scheduling Integration" as per your given project description. We can discuss more in detail during a chat conversation when you are available. I've worked on many PHP projects in recent times. So I am confident on achieving your expected Goals. Please initiate a communication thread to discuss further and start with the project. ⭐ 5.0/5 from a recent client: "A more professional version: “Excellent work! The job was completed within the committed timeline. Great quality, professionalism, and timely delivery. Highly appreciated and recommended.”" Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
₹750 INR in 1 day
8.0
8.0

Hi there, I am interested in developing your **AI-powered voice appointment scheduling system** and can work on the backend/API side using **Python, PHP, Laravel, MySQL and REST APIs**, along with mobile and web integration experience. I can build a structured appointment workflow where authenticated users can interact with the system, check available calendar slots, create appointments and receive confirmation. I can also integrate the required APIs with your existing database and Google Calendar. Key areas I can handle include: * Python-based backend/API development * Appointment availability and booking logic * Google Calendar API integration * User name, email and appointment data storage * Social login/API integration * Website and mobile app API integration * Admin panel for appointment records and logs * Exportable appointment data * Secure API communication and validation * Deployment documentation and source-code handover For the voice/NLU layer, I can review your preferred option such as **Dialogflow, Amazon Lex or Twilio** and integrate it with the backend according to your existing architecture. Please share your existing website/mobile app, database structure and calendar setup so I can review the integration requirements and suggest the implementation approach. Thanks, Sachin
₹1,000 INR in 40 days
7.5
7.5

Your voice bot will fail user acceptance if latency exceeds 2 seconds between speech input and calendar confirmation. Most implementations I audit collapse under concurrent requests because developers skip queue architecture and rely on synchronous API calls to Google Calendar during peak hours. Quick questions - are you enforcing rate limits on OAuth token refresh to prevent session hijacking? And what's your fallback if Google Calendar API returns a 503 during live bookings? Here is the architectural approach: - NATURAL LANGUAGE PROCESSING: Deploy Dialogflow CX with webhook fulfillment that parses intent, queries your database for availability, and returns spoken confirmation in under 1.8s round-trip. - API INTEGRATION: Build async job queue (Redis + Bull) that writes bookings to your PHP backend and mirrors to Google Calendar API with retry logic and conflict resolution. - OAUTH PROVIDERS: Implement token-based auth middleware supporting Google/Facebook/Apple Sign-In with refresh-token rotation and session expiry tied to your existing user schema. I've built similar voice-first scheduling systems for two healthcare SaaS platforms that handle 400+ daily appointments without dropped sessions. Let's schedule a 20-minute technical call to review your database schema and confirm API quotas before architecture lock-in.
₹900 INR in 30 days
6.8
6.8

Hello there, Hope you are doing well We can build your AI-powered voice appointment scheduling system and integrate the same conversational experience across your website and mobile app. Our recommended approach is NestJS + PostgreSQL for the backend, with a voice AI layer using Twilio Voice + an LLM/NLU service or Dialogflow, depending on your preferred infrastructure. This gives us flexibility for natural-language conversations, calendar availability, booking, confirmations, and future expansion. Key Features AI Voice Assistant Natural-language voice conversations Intent recognition and contextual questions Check real-time calendar availability Book/reschedule/cancel appointments Spoken confirmation and appointment details Low-latency voice interaction Fallback handling for unclear requests Authentication Google / Facebook / Apple OAuth Scheduler remains locked until authentication Secure session/token management User name and email stored in your existing database Calendar & Booking Google Calendar API integration or comparable provider Real-time availability checking Double-booking prevention Appointment creation and confirmation Customer details and selected time stored in PostgreSQL Email/push confirmation if required Website + Mobile Reusable conversation/API layer Embedded voice assistant on the website Flutter-compatible mobile integration Consistent conversation flow across platforms
₹1,000 INR in 40 days
7.2
7.2

Hi I can build the AI voice scheduling flow with speech/LLM integration, OAuth login, calendar availability/booking APIs, database persistence, confirmations, and an admin dashboard. I have hands-on experience with AI/LLM applications, API integrations, OAuth/JWT authentication, React, FastAPI, and database-backed workflows. Thanks Anshuman
₹800 INR in 40 days
6.3
6.3

As an experienced Senior Software Engineer with a focus on API and full-stack development, I strongly believe I'm the right person for your AI Voice Appointment Scheduling Integration project. My knowledge and expertise in implementing APIs from various platforms, including popular OAuth providers like Facebook, Google, and Apple, will surely help you achieve the gated access to your scheduler you desire. You can expect a seamless embedding of the AI-powered bot to both your website and mobile app, ensuring consistent user experience across platforms. Furthermore, I have significant experience with multiple languages and technologies such as NESTJs, NextJs, AngularJs, which could be beneficial for deploying the solution effectively. Your requirements regarding natural language understanding, fast performance (low latency), and high accuracy in speech recognition will be met while leveraging my proficiency in AWS hosting platform and familiarity with services like Dialogflow and Twilio Voice. Lastly, my commitment to long-term relationships aligns with your need for clear deployment instructions a well as post-completion availability for maintenance. My aim is not just to deliver a functional system but also empower you to manage it independently. The deep understanding of APIs and practical experience built over my many years of service makes me confident that I can accomplish the project successfully. Let me turn your vision into reality!
₹1,200 INR in 40 days
6.3
6.3

Hi I have worked with Twilio and agora. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. I am having expertise in Native on Android Java, Kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native, and for web and backend on react js and node js, Python Django. Please consider me and initiate a chat for further detailed discussion. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)
₹1,000 INR in 40 days
6.6
6.6

Hi, I can build and integrate your AI voice appointment bot for both web and mobile. I’ll handle voice conversations, intent recognition, social OAuth, real-time calendar availability, appointment booking, confirmations, and database syncing. I’d recommend Twilio + Dialogflow for reliable voice handling and natural-language understanding, with a lightweight admin panel for logs and appointment management. I’ll provide a working staging demo, clean source code, and deployment documentation for handover.
₹1,000 INR in 40 days
5.5
5.5

For this appointment bot, I’d keep one shared conversation engine behind both web and mobile so intent, availability checks, booking rules, and confirmations behave identically on every channel. I’d use OpenAI Realtime/WebRTC for low-latency voice interaction, with Node.js/NestJS, social OAuth, Google Calendar API, and your existing database. My two priorities would be integrations and user experience: authentication completes before availability is shown, then the agent checks live slots, confirms the time, creates the calendar event, stores the booking, and sends confirmation without pushing users through extra screens. I’d use Twilio Voice only if phone-call access is added later; for embedded web/app voice, direct WebRTC is leaner. The admin panel would manage prompts, logs, appointment exports, and failure cases. I’d also include audit logging, retry-safe calendar writes, staging deployment, source code, and deployment documentation. A relevant example is Kingmovers, where I worked with RingCentral, CallRail, SmartMoving CRM, webhooks, real-time events, notifications, and AI calling automations tied into lead workflows.
₹1,500 INR in 40 days
5.0
5.0

With my extensive experience in AI, Machine Learning, and the development of voice and chat agents, I am the ideal fit to bring your project of integrating an AI Voice Appointment Scheduling System to life. Having worked on similar projects before, I possess a deep understanding of the key expectations you have outlined, including voice input with natural language understanding, seamless embedding on different platforms, OAuth authentication, and a lightweight admin panel for easy management. Furthermore, my journey from academia to holding a Ph.D. in AI has equipped me with exceptional problem-solving abilities and an unwavering commitment to delivering robust solutions. You can count on me to provide a clear deployment process for easy maintenance, comprehensive documentation of the source code, but above all, to deliver a high-quality solution that exceeds your expectations.
₹750 INR in 40 days
4.6
4.6

Hi, Ankit here. I understand you need an AI voice bot for appointment scheduling across web and mobile, gated by social OAuth, that recognises intent, checks calendar availability, books the slot, confirms, and mirrors the booking to Google Calendar, with an admin panel and full source handover. What usually matters most here is the voice pipeline latency, since even accurate speech recognition feels broken if the round trip from speech to intent to response crosses two seconds. A common issue in voice scheduling builds is that the bot books a slot that was available when the conversation started but is taken by the time it confirms, so the calendar write fails silently and the customer thinks they are booked. The tricky part is making the OAuth gate, intent recognition, availability check, and calendar write work as one flow without double bookings, especially since the same conversation has to run in a browser and inside a mobile app. My approach would use Dialogflow or Amazon Lex for intent, Twilio or a WebRTC layer for voice, OAuth via Google, Facebook, or Apple, a server side availability lock before booking, Google Calendar sync, and a lightweight admin panel for editing questions, viewing logs, and exporting data. Deployed to your staging server for review before sign off. Do you already have the calendar and database schema set up, and should bookings block the slot immediately on selection or only after confirmation? Looking forward to hearing from you.
₹2,000 INR in 40 days
4.6
4.6

Hi, Thanks for the detailed brief. I can build this as an end-to-end AI voice scheduling workflow covering authentication, natural conversation, availability checks, booking, confirmation, database storage, and calendar synchronisation. For the voice layer, I’d favour Twilio Voice with a conversational AI/NLU layer because it supports real-time speech workflows across web and mobile while keeping the integration flexible. Twilio currently supports conversational AI through products such as ConversationRelay and Dialogflow integration. I can also implement Google/Facebook/Apple OAuth, Google Calendar booking, appointment logging, admin controls, exports, and deployment documentation. Google Calendar supports programmatic event creation with OAuth-based access. One question: does your existing mobile app use Flutter, React Native, or native iOS/Android? Best regards, Jaroslav Caprata
₹750 INR in 40 days
4.4
4.4

I build voice AI agents — speech-to-text into an LLM for intent, then function-calling to check availability, book, and confirm. For yours I'd gate access behind Google/Apple/Facebook OAuth before showing slots, store name/email/time in your DB, and mirror the booking to Google Calendar so staff see it instantly. I'll handle the messy bits: misheard names, double-booking races, and a graceful fallback when the bot isn't sure. Web and app both covered. Which calendar and OAuth providers do you use today?
₹960 INR in 40 days
4.3
4.3

I'm a VOICE AI AGENTS DEVELOPER. I have built of 500+ voice AI Agents in last 12 months. Contributing to 45% leads, 65% booked appointments and 15% sales. I have built for over 100+ companies in USA, UK, DUBAI, INDIA, IRELAND, NEW ZEALAND, AUSTRALIA, CANADA. My expertise with Vapi, Elevenlabs, Retell, Synthflow, AIR AI, Dialogflow, Amazon Lex, and Twilio Voice...ETC; among others, insures that I can build you a tailored solution that suits your specific needs. My AGaaS model aligns perfectly with the goal of your project and promises a transformational impact. No more talking. Let's hop on a call to discuss how we can recreat
₹1,200 INR in 40 days
3.7
3.7

The key is a shared booking service behind the web and mobile voice interfaces. I would gate availability behind social OAuth, read the calendar, repeat the chosen time for confirmation and re-check the slot before writing a booking. Retries must not create duplicates. At INR 750/hour, I propose a three-day first sprint of up to 18 hours: one OAuth provider, a voice-to-booking staging demo and one test calendar. I would evaluate Dialogflow for structured intents, then extend the accepted flow to your database, mobile interface and admin logs. Full delivery and service fees would be estimated after reviewing the existing stack. My profile includes AI assistant work in GOAT Cricket and a WhatsApp bot client review. Which database and mobile framework do you use, and must the bot handle cancellations too? I would test ambiguous dates, time zones and competing bookings, then hand over the source and deployment guide.
₹750 INR in 20 days
3.3
3.3

Hi I have developed several apps, websites, and systems, including AI-powered automation platforms with voice interaction, authentication, calendar integrations, and real-time database workflows. ✅ For a similar appointment automation system, the main challenge was allowing users to communicate naturally with an AI assistant while reliably understanding their intent, checking calendar availability, creating bookings, and sending confirmations without manual intervention. I solved this by connecting the voice layer with intent processing, calendar APIs, database persistence, and automated confirmation workflows, while keeping the conversation state synchronized across the different services. ✅ As a result, the system handled appointment requests with much less manual work, kept booking information synchronized with the calendar and database, and provided users with a consistent conversational experience while maintaining logs for administration and troubleshooting. I look forward to discussing your existing database and calendar setup, preferred voice platform, and the workflow you want to demonstrate on the staging server. Best regards Michel
₹1,000 INR in 40 days
2.4
2.4

I can build this end-to-end AI voice appointment system for web and mobile, including natural-language voice conversations, Google/Facebook/Apple OAuth, real-time calendar availability, automated booking, confirmations, and database synchronization. I’d prefer Twilio Voice with an AI/NLU layer for low-latency communication and flexibility, while supporting Google Calendar APIs. I’ll also provide an admin panel, logs, exports, deployment documentation, complete source code, and a staging demo for testing before final sign-off.
₹800 INR in 40 days
2.6
2.6

Hello, An appointment voice bot should handle the complete journey reliably—from authentication and intent recognition to calendar availability, booking, confirmation, and logging. I have 5+ years of experience in AI integrations, API development, PHP, mobile/web applications, and automated workflows. I recommend a voice stack using Twilio Voice with an NLU/LLM layer and Google Calendar API, backed by your existing database. The same conversation logic can be exposed through web and mobile interfaces, with Google/Apple/Facebook OAuth gating before appointment availability is shown. I’ll implement natural-language voice input/output, real-time availability checks, booking confirmation, user data storage, calendar synchronization, and an admin panel for conversation settings, logs, and appointment exports. The architecture will keep authentication, scheduling, voice, and AI services modular for future expansion. Milestones will cover conversation design, OAuth/database integration, voice + calendar workflow, web/mobile embedding, admin panel, testing, staging demo, deployment, and handover. Source code, configuration documentation, and deployment instructions will be included. Best Regards, Shailender
₹750 INR in 48 days
2.4
2.4

Hello, I can build an AI-powered voice appointment bot that handles the complete booking flow across both your website and mobile app, from authentication and conversation through calendar booking and confirmation. I recommend a shared backend with Google/Apple/Facebook OAuth, real-time speech recognition, natural-language intent handling, text-to-speech, and Google Calendar integration. Depending on your existing stack, Dialogflow or a lightweight custom conversational layer can be used to keep latency low and make the booking logic easier to maintain. Users will authenticate through social login before viewing availability. The bot will understand appointment requests, check available slots, clarify missing details, confirm the selected time, create the booking, save the user and appointment data to your existing database, and immediately sync it with the calendar. I’ll also implement secure OAuth token handling, conflict prevention, timezone-aware scheduling, cancellation/error handling, and confirmation notifications. The admin panel will provide appointment logs, conversation visibility, configurable questions, basic settings, and CSV/Excel exports. I can deliver the source code, staging demo, deployment documentation, and production setup instructions. I suggest milestones for OAuth, voice conversation, scheduling/calendar integration, admin panel, cross-platform embedding, QA, and deployment.
₹1,000 INR in 40 days
2.0
2.0

Hi, I would love to help. I understand the main goals and will ensure the final result that matches your expectations. I am a skilled freelancer with 10+ years of experience in PHP, Mobile App Development, iPhone, Android, API Integration, AI Chatbot Development and I have completed similar projects. Please visit my profile to check the latest work and honest client reviews. Looking forward to working with you, connect in chat. Best regards, Olusoji
₹1,000 INR in 40 days
1.7
1.7

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