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You are building a “virtually free” WhatsApp chatbot with 100% automation using Meta WhatsApp Cloud API + Firebase (Functions, Firestore, Hosting, Storage). The bot must work in Hindi + English, be flow-first (buttons/lists) and use AI only as escalation (RAG) so operating costs stay near-zero. Webstore integration will be added later; design all services as internal APIs so the bot doesn’t need rewriting. CONTEXT: - Expected volume: ~300 WhatsApp conversations/month. - Goals: Both sales + support. - Product scope: Books + Stationery + Notebooks + Toys + Gifts (all). - Languages: Hindi and English. - “Baremetal” means we own the app (not Shopify/WooCommerce dependency). Later we will connect to our webstore. STACK (MANDATORY): - Meta WhatsApp Cloud API (direct, not a BSP tool). - Firebase: Cloud Functions (Node.js TypeScript), Firestore, Firebase Hosting, Firebase Storage. - Optional but preferred: Firebase Authentication for admin panel. - AI: Use an API-based LLM only when necessary. Must be RAG-based on our own knowledge base in Firestore/Storage. No hallucinations allowed; if low confidence, open a ticket. - Deployment: Firebase project with environments (dev + prod). CORE REQUIREMENTS: 1) WhatsApp Bot Features (MVP) - Language selection at start: हिन्दी / English - Main menu (interactive list): 1) Place Order / ऑर्डर करें 2) Catalog + Prices / कैटलॉग व रेट 3) Track Order / ऑर्डर ट्रैक करें 4) Wholesale / B2B / होलसेल 5) Corporate Gifting / कॉर्पोरेट गिफ्टिंग 6) Support / सपोर्ट - Each menu option must be a deterministic flow (finite state machine) stored in Firestore session state. - Support flow must have categories: - Payment issue, Wrong/Missing item, Return/Replace, Delivery, Invoice/GST, Other (AI escalation) - Create Ticket automatically when: - AI confidence < threshold - user stuck 2 times - complaint keywords appear - All flows must end with a clear “Next action” CTA. 2) “AI Learning” Loop (Practical) - Log unanswered questions + drop-offs into Firestore - Nightly job clusters unresolved questions and drafts suggested FAQ entries - Put suggestions into an Approval Queue for admin panel - After approval, add to knowledge base; future answers improve (RAG) 3) Data Model (Firestore collections) - customers/{phone}: {name, language, tags, createdAt} - sessions/{phone}: {state, step, lastIntent, updatedAt, context} - messages/{id}: {phone, direction, text, payload, ts} - orders/{id}: {phone, items[], amount, status, createdAt, paymentRef} - tickets/{id}: {phone, category, summary, status, createdAt} - kb_docs/{id}: {title, source, text, lang, updatedAt} - kb_suggestions/{id}: {question, draftAnswer, lang, status(pending/approved/rejected)} 4) Webhooks + Security - Implement WhatsApp webhook verification. - Verify request signature where applicable; never accept spoofed requests. - Rate limit per phone number + abuse protection. - Do not store sensitive data unnecessarily (mask payment refs). - Maintain audit logs for admin changes. 5) Admin Panel (minimal) - View: tickets, orders, wholesale leads - Approve/Reject KB suggestions - Edit static content (store timings, policies, FAQs, messages) - Hosted on Firebase Hosting. 6) Cost Control - Use interactive flows as default; AI only for “Other” or complex free text. - Cache answers for repeated FAQs. - Keep WhatsApp messaging costs low by encouraging user-initiated conversations. DELIVERABLES: A) Architecture doc (1–2 pages) + flow map B) Firebase project structure (repo) C) Cloud Functions code with: - /whatsapp/webhook (receive) - /whatsapp/send (internal helper) - /cron/nightly-learning D) Firestore rules + indexes E) Admin panel (React) basic screens F) Setup guide: step-by-step to connect Meta WhatsApp Cloud API, configure webhook, deploy to Firebase G) Test plan + sample test conversations (Hindi + English) ACCEPTANCE CRITERIA: - Bot runs end-to-end in WhatsApp with menus + flows and stores session state. - Tickets are created automatically for escalations. - Admin can approve KB suggestions and they affect bot answers. - Code is clean, documented, and deployable. No hardcoded secrets. - Must work without any paid third-party chatbot platforms.
ID Projek: 40270333
55 cadangan
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55 pekerja bebas membida secara purata ₹24,513 INR untuk pekerjaan ini

Hi, Since the goal here is near-zero operating cost, the important part is keeping conversations flow-driven and using AI only when escalation is genuinely required — not as the default responder. I can build this exactly on your required stack: Meta WhatsApp Cloud API + Firebase with RAG-based AI escalation. I’d structure it around: • Deterministic FSM conversation flows stored in Firestore • Secure webhook handling + request verification • Ticket auto-creation based on confidence/stuck logic • Nightly learning job for FAQ clustering & approval queue • Lightweight React admin panel (tickets, KB approval, content edits) • Strict cost control with cached FAQ responses The architecture will stay API-first so your future webstore connects without rewriting bot logic. Quick clarification — will order placement in MVP be manual confirmation, or should payment/order sync already connect to an external system? We can start immediately — I will ensure clear, daily communication and fast turnaround. You’ll always know the exact progress. Lets connect over chat and discuss the estimate.
₹25,000 INR dalam 7 hari
6.4
6.4

With my wide-ranging skill set and wealth of experience, I am the ideal freelancer for your WhatsApp Business API Automation Bot project. My proficiency with Node.js, Python, and Firebase align perfectly with your desired tech stack. I have designed and implemented AI-powered chatbots for various platforms including Slack, Discord, and Whatsapp, making me well-versed in creating fluid conversational experiences that cater to both sales and support needs. Besides delivering on your core requirements and objectives of this project, I also bring a complementary set of skills to the table. Not only will I ensure that all the necessary security protocols are in place to safeguard against any potential abuse, but I will also contribute in creating effective audit logs to maintain accountability. Furthermore, my adeptness at Technical Writing will ensure that you receive thorough documentation comprising an architecture doc, structured codebase along with Firebase project structure (repo), comprehensive test plans, and even a step-by-step setup guide - all vital to project maintenance and scalability. Let us not forget an iteration savvy administrative panel using React hosted on Firebase that allows scalable user-flow management. Let's have a chat, get those baremetal advantage shining through.
₹25,000 INR dalam 7 hari
5.9
5.9

Hi, I am an IIT Grad, PMP Certified Professional, ex-BFSI and worked at fortune 500 companies. I will make it a reality for you. As a Chatbot Developer, I will build a WhatsApp Business API automation bot using Meta WhatsApp Cloud API + Firebase, integrating Hindi and English languages, with a flow-first interface and AI-powered escalation rules to achieve near-zero operating costs. Kindly click on the chat button so we can discuss and get started. Will share you my prior projects done and my resume too. I have been doing freelancing since 2019 worked at top MNCs in both USA and India. Lets connect
₹12,500 INR dalam 7 hari
5.4
5.4

Hi there, I’ve reviewed your project and understand you need a fully automated, bilingual (Hindi + English) WhatsApp chatbot built on Meta WhatsApp Cloud API and Firebase (Functions, Firestore, Hosting, Storage), with AI used only for escalations (RAG) to keep costs near-zero. The focus will be on deterministic flows, session state management, ticket creation for low-confidence queries, and an admin panel to approve knowledge base updates. I can implement all core flows—Order, Catalog, Track, Wholesale, Corporate Gifting, Support—using finite state machines stored in Firestore. Unanswered questions will feed a nightly learning loop for admin review. Firestore collections will track customers, sessions, messages, orders, tickets, and KB docs. Webhooks will be secured, request signatures verified, and abuse prevented. Deliverables include architecture docs, Firebase project structure, Cloud Functions code (/whatsapp/webhook, /send, nightly-learning), Firestore rules, a React admin panel, setup guide, and sample test conversations. The bot will operate end-to-end on WhatsApp, fully functional, cost-efficient, and ready for future webstore integration. Best regards, Muhammad Adil Portfolio: https://www.freelancer.com/u/webmasters486
₹25,000 INR dalam 6 hari
5.5
5.5

⭐ Hello there, My availability is immediate. I read your project post on Python Developer for WhatsApp Business API Automation Bot. We are experienced full-stack Python developers with skill sets in: Python, Django, Flask, FastAPI, Jupyter Notebook, Selenium, Data Visualization, ETL AI/ML & Data Science: Model development, training & deployment, NLP, Computer Vision, Predictive Analytics, Deep Learning React, JavaScript, jQuery, TypeScript, NextJS, React Native NodeJS, ExpressJS Web App Development, Web/API Scraping API Development, Authentication, Authorization SQLAlchemy, PostgresDB, MySQL, SQLite, SQLServer, Datasets Web hosting, Docker, Azure, AWS, GCP, Digital Ocean, GoDaddy, Web Hosting Python Libraries: NumPy, pandas, scikit-learn, TensorFlow, PyTorch, etc. Please send a message so we can quickly discuss your project and proceed further. I am looking forward to hearing from you. Thanks
₹36,200 INR dalam 10 hari
5.4
5.4

Hello, I will build the bilingual WhatsApp bot by connecting the Meta Cloud API directly to Firebase Cloud Functions to handle all logic and Firestore to manage user sessions. I will design a deterministic state machine for the main menu flows in both Hindi and English to keep costs low and ensure reliability. For the support section, I will implement a retrieval system that uses your stored documents to provide AI-assisted answers only when the standard flows do not apply. I will also set up a simple admin dashboard on Firebase Hosting for you to manage tickets, orders, and approve new knowledge base entries. All services will be built as internal APIs to allow for easy integration with your future webstore. 1) Do you already have a verified Meta Developer account and a dedicated phone number? 2) Which specific AI model API would you like to use for the support escalation? 3) Do you have the branding assets and initial product catalog ready in a structured format? Thanks, Bharat
₹22,500 INR dalam 7 hari
4.9
4.9

Hi there, I am a strong fit because I have built production-grade WhatsApp Cloud API systems on Firebase with deterministic flow control, secure webhooks, and controlled AI escalation. I can architect this using Cloud Functions in TypeScript with a finite-state session engine in Firestore, strict webhook verification, rate limiting, and modular internal APIs so your later webstore integration does not require bot rewrites. The AI layer will be RAG-based only, pulling from Firestore and Storage, with confidence scoring, caching, nightly clustering, and an approval queue to prevent hallucinations and control cost. I reduce risk by separating messaging, session logic, ticketing, and knowledge services into clean modules, enforcing structured audit logs, masking sensitive data, and implementing dev and prod environments with secure config management. The admin panel will be a lightweight React app on Firebase Hosting with role-based access and full KB and ticket oversight. I can deliver a phased plan covering architecture, flow maps, MVP bot, admin panel, and learning loop within a structured timeline once you confirm Meta account readiness and domain setup. I am ready to begin immediately. Regards Chirag
₹25,000 INR dalam 20 hari
4.5
4.5

Building a bare-metal chatbot directly on the Meta Cloud API and Firebase is the perfect strategy to keep your operating costs near zero while managing sales and support for your catalogs of books, stationery, and gifts. By prioritizing interactive, deterministic flows in Hindi and English, and using an LLM with a RAG only as an escalation network for complex queries, you ensure accurate responses, avoid gibberish, and maintain full ownership of your infrastructure. I will develop the requested architecture, structuring session state in Firestore to ensure smooth navigation through the main menu. For the Cloud Functions, although you requested TypeScript, we can use Python if you prefer, as it is natively supported in Firebase and is much more efficient for processing the RAG logic and the AI Learning Loop's nightly job. I will program the scalability rules to automatically generate tickets for low AI confidence or repeated complaints, and I will build the minimalist admin panel in React so you can audit queries, approve knowledge base suggestions, and manage orders. I'll deliver the complete MVP, including the clean repository, React dashboard, and deployment documentation, in approximately one week. Have you already structured the FAQ document that will feed into the initial knowledge base? Send me a message so we can review it and take the first step by designing the architecture diagram.
₹25,000 INR dalam 7 hari
4.5
4.5

Hi, I can build your WhatsApp Business API automation bot to handle messages, automate replies, integrate with your backend/CRM, and manage workflows reliably. I’ll ensure smooth setup, secure API handling, and scalable automation. Ready to start immediately! Regards, Bharti
₹25,000 INR dalam 7 hari
4.0
4.0

With over 13 years of experience in web development and a strong command of the Stack you've specified, I'm confident that I can execute this project to your complete satisfaction. My skills with Firebase and Node.js make me adept at leveraging Firebase's various services like Cloud Functions, Firestore, Hosting, and Storage to their full potential. Moreover, my proficiency in Hindi and English surpasses mere translation; it extends to understanding cultural nuances, which will enable me to build an interactive flow-first bot that feels authentic to your users. In addition to my technical capabilities, my experience in leading development teams ensures that every line of code I write is designed for scalability and maintainability. This project isn't just about developing a bot; it's about building a whole ecosystem where every element connects harmoniously. From the WhatsApp bot itself, through data management in Firestore collections, to the AI learning loop, each component plays a vital role and needs a meticulous touch – one I'm proud to possess. Above all, I genuinely believe in fostering successful client relationships through open communication and delivering absolute quality. 100% job success rate and 5-star feedback from my clients are not just numbers but testament to this belief. By choosing me for this project, you're not only getting a technical expert but a committed partner who aims to turn your vision into a value-adding reality.
₹25,000 INR dalam 7 hari
4.7
4.7

At Paper Perfect, we believe in crafting digital solutions that meet unique business needs, and your WhatsApp Business API Automation Bot is no exception. Our team of expert developers is proficient in API Development and the languages you require: Node.js, PHP, and Python. We understand the importance of building an internal API framework to avoid rewriting, and we'll design your bot with that in mind. With experience in deploying projects on Firebase (Functions, Firestore, Hosting, Storage), we can promise efficient execution and a reliable structure for storing session states, messages, orders, tickets, KB docs, and suggestions - all based on your data model. We'll put an effective AI Learning loop in place using Firestore for logging unanswered questions and generating drafted FAQ entries - ultimately improving future user experiences. As your project touches on webhooks, security measures, admin panel functionality (React-based), cost control strategies, Paper Perfect has deep knowledge in these areas, making us well-equipped to meet your requirements. Our dedication to delivering exceptional results on time and within budget aligns perfectly with your goal of creating an automated bot at near-zero operating costs. Experience the quality and reliability of our work firsthand by choosing Paper Perfect for your project's success.
₹25,000 INR dalam 7 hari
3.5
3.5

Hello, I fully understand the goal: a near-zero-cost, bare-metal WhatsApp automation platform using only Meta WhatsApp Cloud API + Firebase, with flow-first design and AI used strictly as controlled RAG escalation. This will be built as a scalable internal system, not a chatbot dependency product. Implementation Plan FSM-based deterministic flows stored in Firestore (buttons/lists first, no AI default) Hindi + English bilingual entry flow Firebase Cloud Functions (Node.js TypeScript) for webhook, routing, session engine, cron jobs Secure webhook verification, rate limiting, abuse protection RAG-based AI only for “Other” + low-confidence cases → auto-ticket creation Nightly learning loop → KB suggestions → admin approval → live KB update Modular internal APIs for future webstore integration Deliverables WhatsApp bot MVP with menus, flows, tickets, orders, support Firestore schema, rules, indexes AI learning pipeline + approval queue Admin panel (React on Firebase Hosting) Full Firebase repo (dev/prod) Architecture doc + flow maps Setup guide + test conversations Clean, documented, deployable codebase (no hardcoded secrets) Built as a long-term automation foundation: low-cost, scalable, extensible, and production-grade from day one. Ready to start immediately. Best regards, Amaan Khan P. CUBEMOONS PVT LTD.
₹25,000 INR dalam 7 hari
3.6
3.6

I am a senior developer of ASP.NET Core MVC & CMS & ASP.NET & Java with over 8 years of experience in software development. I am an expert on windows and web development using C#, VB.NET, VB6, ASP.NET, Entity Framework, Spring Boot. I work with ASP.NET, Core, MVC, Web API, WebServices, WCFServices, Webform, SQL Server, MongoDB, MySQL, Crystal Report, RDLC, SSIS, SSRS, HTML, CSS, Javascript, TypeScript, Jquery, AJAX, Angular, TFS, SVN, Github, GitLab, Azure, Plesk, Angular, Angular2, Javascript, HTML, CSS, JQUERY.
₹20,000 INR dalam 7 hari
3.2
3.2

Achieving a "virtually free" and fully automated WhatsApp Business API bot requires a precise technical implementation to manage Meta's Cloud API costs while ensuring reliable, 100% automated workflows. The core challenge lies in architecting efficient message handling and state management to prevent unnecessary API calls, directly impacting operational expenses. Based on this scope, I'd suggest a budget of 350.0 INR for a focused initial milestone: delivering a configured webhook endpoint integrated with the WhatsApp Cloud API, capable of sending and receiving automated text responses. This establishes the foundational automation layer, allowing us to validate the core flow before expanding functionality. My approach prioritizes a lean, iterative delivery plan to ensure each phase adds tangible value. To refine the solution, could you describe the primary data source or system this bot will query for its automated responses? Understanding whether it connects to a database, an internal API, or static templates will shape the integration strategy for true hands-off operation.
₹31,900 INR dalam 3 hari
2.9
2.9

Hello, I can develop a fully automated WhatsApp chatbot using Meta WhatsApp Cloud API and Firebase (Cloud Functions, Firestore, Hosting, Storage) as outlined in your project. The bot will support Hindi and English, use deterministic flow-based menus, and include RAG-based AI escalation only for complex queries to keep operating costs minimal. The system will manage orders, catalog, tracking, wholesale inquiries, corporate gifting, and support flows, with automatic ticket creation when needed. I will also build a lightweight React admin panel to manage tickets, orders, and approve knowledge base suggestions. Delivery includes architecture documentation, complete Firebase project setup, secure webhooks, Cloud Functions, Firestore rules, admin panel, and a deployment guide, ensuring the bot runs smoothly and is ready for future webstore integration. I can deliver this project within 7 days with clean, scalable, and well-documented code. Looking forward to working with you.
₹30,000 INR dalam 6 hari
3.1
3.1

Welcome to professional Python development services! Hi there, I'm Alema, a Python expert programmer who strives for clear code in atmospheric, numerical weather prediction, physics, and all other seminal fields. I'm ready to provide you with high-quality services. I have completed 350+ projects with a 100% Positive Rating. If you are looking for Quality work, look no further. Also, we are a team of professional workers, and we are always available 24/7 to help employers without limitations, and delivery is guaranteed on time. Your faithfully. Eng. Alema Akter
₹25,000 INR dalam 7 hari
3.1
3.1

You’re looking to build a fully automated WhatsApp Business API chatbot using Meta’s Cloud API and Firebase, supporting both Hindi and English with flow-first interaction and AI only for escalations. I see you need a deterministic finite state machine for all menu options, automatic ticket creation under specific conditions, and an admin panel for managing knowledge base suggestions and tickets, all designed to keep operating costs near zero. With over 15 years of experience and more than 200 projects completed, I specialize in Node.js backend development, API integration, and AI-driven automation, using Firebase Cloud Functions and Firestore extensively. My background includes building multilingual chatbots and designing scalable architectures that align perfectly with your stack and requirements. I will architect the solution with clear session state management in Firestore, implement webhook security and rate limiting, and develop the nightly AI learning job to improve FAQs through an approval workflow in the admin panel. The Firebase project will have dev and prod environments, and I’ll deliver clean, well-documented code along with setup guides and test plans within a realistic 6–8 week timeframe. Let’s connect to discuss how to tailor this bot exactly to your sales and support goals while ensuring smooth long-term maintenance.
₹13,750 INR dalam 7 hari
2.6
2.6

Hello, This is a well-structured brief, and I’m confident I can deliver this exactly as specified — fully owned, flow-first, cost-controlled, and built directly on Meta WhatsApp Cloud API + Firebase without any third-party chatbot platforms. I’m a full-stack developer with 7+ years of experience building automation systems, serverless backends, and structured state-driven workflows. This project will be implemented as a deterministic finite-state-machine (FSM) bot, with AI used strictly as a controlled RAG-based escalation layer to keep operational costs near zero. Here’s how I’ll approach it: • Build WhatsApp webhook + sender using Firebase Cloud Functions (TypeScript) • Store session state, flows, tickets, and KB in Firestore • Implement strict menu-first interaction (Hindi + English) • AI only for “Other” category with confidence threshold + auto ticketing • Nightly learning job to cluster unresolved queries and draft KB suggestions • Minimal React admin panel (tickets, orders, KB approvals, static content) • Proper webhook verification, signature validation, rate limiting, and secure Firestore rules • Dev + Prod environments configured cleanly All services will be structured as internal APIs so webstore integration later won’t require rewriting the bot. Deliverables will include architecture documentation, clean repo structure, Cloud Functions endpoints, Firestore rules, admin panel, deployment guide, and Hindi/English test conversations.
₹25,000 INR dalam 15 hari
2.8
2.8

Hi there, I will build your virtually free WhatsApp chatbot using Meta WhatsApp Cloud API and Firebase immediately. Since you need a flow first bilingual bot with AI only as controlled RAG escalation I will architect a deterministic finite state machine driven system using Cloud Functions in Node.js TypeScript with Firestore session state while ensuring operating costs stay near zero and no third party chatbot tools are used. I'll implement secure WhatsApp webhook verification request signature validation rate limiting and abuse protection. All flows including Order Catalog Tracking Wholesale Corporate and Support will be state managed in Firestore with automatic ticket creation based on confidence thresholds retry detection and complaint keywords. You will receive architecture documentation Firebase project repo Cloud Functions endpoints Firestore rules and indexes a minimal React admin panel deployment guide and structured Hindi plus English test scenarios. I have some awesome portfolios available on request. Q) Do you already have Meta WhatsApp Cloud API access approved with a verified business number or should I include the full Meta app setup guidance in the documentation? I am ready to start now. Please share the Details so I can review them. Best Regards, Usama F
₹16,999 INR dalam 4 hari
2.2
2.2

With my considerable experience in frontend development and automation workflows, I am confident that I can deliver exactly what you're looking for. My React.js expertise is particularly suited to building the kind of dynamic, responsive UI your project requires. Moreover, being a Web Application Developer, I thoroughly understand the criticality of devising efficient automation solutions that can streamline your business operations and save essential time. In terms of stack, I have an extensive knowledge base in using Firebase across its various services including Cloud Functions, Firestore, Hosting, Storage - all of which are critical to your project's success. Additionally, as an N8N Developer, my skillset even extends beyond compulsory tools; I am adept at finding creative automations to boost productivity, all while keeping the operating costs near zero—perfectly aligned with your project’s goals. Finally, I'm extremely versatile when it comes to languages and implementing them effectively on interactive platforms. Having worked on Indian mandarin languages extensively including Hindi, I'm well aware of the nuances required to create a smooth transition between English and Hindi.
₹23,000 INR dalam 10 hari
1.8
1.8

Haldwani, India
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Ahli sejak Mei 29, 2016
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