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I need a compact implementation of the WhatsApp Business API that lets me both send and receive messages from my application. The main traffic will be document files—PDFs and Word docs—so attachment handling must work flawlessly alongside plain text. A simple, well-documented module or microservice is perfect. It should: • Authenticate with the WhatsApp Business API and manage tokens or sessions • Expose an endpoint (or clear function) to push out messages with document attachments • Provide a webhook that captures every inbound message and returns the payload to my system in JSON • Log basic delivery/error events for quick troubleshooting Time is critical; I’d like to see a working proof of concept right away and a production-ready package shortly after. Let me know which language or framework you prefer (Python, Node.js, PHP are all fine) along with any configuration steps I must complete on the Facebook/Meta side so we can move fast.
Projekt-ID: 40081676
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18 Freelancer bieten im Durchschnitt ₹4.019 INR für diesen Auftrag

Hi there, I am experienced with WhatsApp Business API. I have already developed using PHP and Node.js as well. Lets connect. Regards, Jitendra
₹5.000 INR in 7 Tagen
6,1
6,1

⭐ Hello there, My availability is immediate. I read your project post on Python Developer for WhatsApp API Messaging Integration. We are experienced full-stack Python developers with skill sets in - Python, Django, Flask, FastAPI, Jupyter Notebook, Selenium, Data Visualization, ETL - React, JavaScript, jQuery, TypeScript, NextJS, React Native - NodeJS, ExpressJS - Web App Development, Data Science, Web/API Scrapping - API Development, Authentication, Authorization - SQLAlchemy, PostegresDB, MySQL, SQLite, SQLServer, Datasets - Web hosting, Docker, Azure, AWS, GPC, Digital Ocean, GoDaddy, Web Hosting - Python Libraries: NumPy, pandas, scikit-learn, tensorflow, etc. Please send a message So we can quickly discuss your project and proceed further. I am looking forward to hearing from you. Thanks
₹4.800 INR in 2 Tagen
5,4
5,4

With over 9+ years of industry experience, my team and I at Neha Developers specialize in translating ideas into reality. We've got the skills, drive, and commitment to deliver top-notch IT services - just what you need for this project. We are proficient in multiple frameworks such as Node.js, PHP, Python and have solid experience with APIs implementation and webhook handling. What makes us stand out is our ability to think on our feet, even under tight deadlines. We understand the urgency of your project and will not only deliver a working proof of concept right away but also ensure a production-ready package shortly after. Our offering doesn't end there though: we go the extra mile by providing free 3 months support post-delivery and cost-effective hosting solutions for your project. From authentification & session management to smooth attachment handling (PDFs and Word docs) - we've got you covered. Our deep understanding of Whatsapp Business API coupled with our programming expertise would ensure that all your messaging processes run seamlessly, delivering and capturing every message without a hitch irrespective of the size or type of the file attachment. With Neha Developers, your Chat API integration will be delivered with the highest level of quality and efficiency!
₹5.000 INR in 7 Tagen
5,4
5,4

Hi Anupk! I’ve reviewed your project and specialize in integrating APIs. I can implement a compact WhatsApp Business API solution that flawlessly handles sending and receiving document files like PDFs and Word docs. Let’s set up a quick meeting to discuss your specific needs. Best Regards, Amjad Iqbal
₹2.250 INR in 7 Tagen
4,8
4,8

Hello, I’m Rahul Singh from Team Velora, and for the past 3 years we’ve been building reliable API integrations, including WhatsApp Business messaging with document handling. We can deliver a clean microservice to send/receive text and PDF/Word files, complete with webhooks, logging, and Meta-compliant authentication. Let’s connect in private chat to review relevant WhatsApp API samples and finalize the setup quickly.
₹3.000 INR in 5 Tagen
3,8
3,8

Since Clickybird already operates on the official WhatsApp Business Platform, I can build a compact Clickybird-integrated messaging module that lets your application both send and receive WhatsApp messages, with strong support for document attachments (PDF, DOC/DOCX) as well as plain text. Scope & approach: Reuse Clickybird’s existing WhatsApp Business API setup (no new Meta verification needed) Implement secure authentication/session handling as per Clickybird’s API Expose a simple outbound endpoint/function to send text messages and document files Create a webhook listener to capture all inbound WhatsApp messages (text + documents) and forward clean JSON payloads to your system Add lightweight delivery status and error logging for quick troubleshooting Deliverables: A fast proof of concept demonstrating send/receive of documents Production-ready, well-structured microservice (Node.js, Python, or PHP) Clear documentation covering endpoints, payloads, and deployment Checklist of required Clickybird-side configuration (credentials, webhooks, permissions) This keeps the implementation simple, reliable, and scalable while fully aligned with Clickybird’s official platform. I can start immediately and move quickly once API access details are shared.
₹2.000 INR in 5 Tagen
0,4
0,4

i already have this working as we speak in a firms live website which shoots company's unpaid bill customers to ask for payments and send bills and everything. I surely can provide what you are asking for. contact to mve ahead with this.
₹5.000 INR in 3 Tagen
0,0
0,0

I’m a good fit for this because I’ve built API-based messaging integrations and microservices with a focus on reliability and fast delivery. I can implement a clean WhatsApp Business API module (Node.js) that handles authentication, outbound messages with PDF/Word attachments, inbound webhooks, and basic delivery/error logging. I prioritize clear structure and documentation so it’s easy to integrate into your system. I can deliver a working proof of concept quickly and follow it up with a production-ready, well-documented service, along with clear Meta/Facebook configuration steps to get you live fast.
₹5.000 INR in 3 Tagen
0,0
0,0

I am a perfect fit for your project requiring a compact, seamless WhatsApp Business API solution focused on sending and receiving document attachments like PDFs and Word files. Your need for a clean, professional, user-friendly module with automated token management and webhook integration is clear. I offer expertise in building integrated microservices using Python or Node.js, ensuring flawless attachment handling and reliable event logging. While I am new to Freelancer, I have tons of experience and have done other projects off site. I would love to chat more about your project! Regards, Nadia Du Preez
₹3.750 INR in 14 Tagen
0,0
0,0

"Hi there, I understand you need a compact, production-ready WhatsApp Business API module focusing on document exchange (PDF/Word). I can build this for you using Node.js (Express) or Python (FastAPI) to ensure high performance and low latency. My Plan for your PoC: Fast Integration: Use Meta’s Cloud API for direct communication (No third-party monthly fees). Document Specialist: Implement a robust media handler that manages Media IDs and uploads for flawless PDF/Doc delivery. Secure Webhook: A dedicated endpoint to capture inbound messages and return structured JSON to your system. Logging: Integrated error-logging (Winston or Loguru) for delivery status (Sent, Delivered, Read). What I need from you to start: Access to your Meta Developer Account. Your Phone ID and WhatsApp Business Account ID. I can deliver the Proof of Concept within 24 hours. Let’s connect to discuss the specific JSON structure your system requires. Best regards, Harsh Gohel
₹7.000 INR in 7 Tagen
0,0
0,0

I have extensive experience integrating WhatsApp Business API with various platforms and can deliver a robust, scalable messaging solution for your needs. My background includes implementing automated workflows, webhook handling, and message templating that ensures reliable communication with end users. I can complete this integration within 2-3 weeks, including testing and documentation, well within your $3,000 budget.
₹2.550 INR in 7 Tagen
0,0
0,0

I’m a professional Web Developer with 3+ years of hands-on experience in building modern, responsive, and SEO-friendly blogging websites. I have successfully worked on multiple blog platforms, content-based websites, and CMS-driven projects, helping clients create fast, user-friendly, and scalable solutions. For your site, I can deliver a clean and attractive UI, smooth navigation, mobile responsiveness, and optimized performance to ensure a great reading experience. I have strong expertise in HTML, CSS, JavaScript, PHP, Laravel/Node.js, WordPress, and MySQL, and I follow best practices for security, speed, and SEO optimization. I can also integrate features such as user authentication, and content management tools as per your requirements.
₹3.000 INR in 14 Tagen
0,0
0,0

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