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I’m looking for a sharp full-stack developer who can wire Facebook, Twitter, and Whatsapp straight into my application so users can share content with a single click. Here’s what I need: • Integrate the latest Facebook Graph API, Twitter API v2, and the official Whatsapp Business Cloud API. • Build secure backend endpoints that manage tokens, permissions, and rate limits. • Add a simple front-end control (button or modal) that triggers the share action and returns clear success/error feedback. • Log each response server-side for troubleshooting. • Deliver well-commented code plus a short README so I can reproduce the setup in staging and production. Acceptance checks: – One demo page that posts a fixed message and link to all three platforms. – OAuth flows run over HTTPS with no secrets hard-coded. – Documentation lists required environment variables, build steps, and any API keys. I’ll supply repository access and the app credentials. If you’re comfortable pushing via Git and can turn this around quickly, let’s get started.
Mã dự án: 40336276
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Hoạt động 7 ngày trước
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28 freelancer chào giá trung bình ₹925 INR/giờ cho công việc này

Hi, I will integrate Facebook Graph API, Twitter API v2, and WhatsApp Business Cloud API into your application — secure backend endpoints handling OAuth tokens, permissions, and rate limits, frontend share buttons with success/error feedback, server-side response logging, and a demo page that posts to all three platforms. Clean code with README covering environment variables, build steps, and deployment. I will push via Git. One thing I will build from the start is a unified API wrapper that normalizes all three platform responses into a consistent format. Each API returns errors differently — Facebook uses error codes, Twitter uses detail arrays, WhatsApp uses nested error objects. Without a normalization layer, your frontend ends up with three separate error-handling paths, and debugging failed shares becomes a guessing game across three different log formats. Questions: 1) What is the current application built on — Node.js, PHP, or another stack? 2) For WhatsApp sharing, is this sending to individual users via templates, or sharing a link through the WhatsApp web share API? Looking forward to discussing further. Best regards, Kamran
₹900 INR trong 40 ngày
8,4
8,4

Your Whatsapp Business Cloud API integration will fail silently if you don't implement webhook verification and message template pre-approval. Most developers miss this - the API rejects freeform messages outside the 24-hour customer service window, which means your "share content" flow won't work unless you're using approved templates or handling session windows correctly. Before I map out the architecture, I need clarity on two things. First, what type of content are users sharing - is it dynamic user-generated posts or fixed marketing messages? This determines whether we need template registration with Meta or can use session-based messaging. Second, what's your current token refresh strategy - are you storing OAuth tokens in MySQL with encryption, or do I need to set up a secure vault like AWS Secrets Manager? Here's the architectural approach: - NODE.JS + EXPRESS: Build rate-limited endpoints with token rotation logic that handles Facebook's 200 calls/hour limit and Twitter's 300 requests per 15-minute window without blocking user actions. - OAUTH 2.0 FLOWS: Implement PKCE-secured authorization with automatic token refresh using encrypted storage, preventing the "invalid_grant" errors that break integrations after 60 days. - WHATSAPP BUSINESS API: Set up webhook handlers for delivery receipts and template message queuing, because the API requires pre-approved templates for outbound messages outside active conversations. - MYSQL + REDIS: Store user tokens in encrypted MySQL columns while caching API responses in Redis for 5 minutes to avoid redundant calls during retry scenarios. - ERROR HANDLING: Log failed requests with correlation IDs and implement exponential backoff for rate limit errors, so your app degrades gracefully instead of crashing when APIs throttle. I've built similar multi-platform integrations for 4 SaaS clients where we handled 50K shares per day across social channels. The tricky part isn't the OAuth dance - it's handling Whatsapp's template approval workflow and Facebook's ever-changing Graph API deprecation cycles. Let's schedule a quick call to walk through your content flow and confirm which Whatsapp messaging pattern fits your use case before I start building.
₹900 INR trong 30 ngày
7,2
7,2

With over a decade of experience in back-end development, I am confident that I can proficiently integrate the Facebook Graph API, Twitter API v2, and the official Whatsapp Business Cloud API into your application. I guarantee to deliver secure backend endpoints that will effectively manage tokens, permissions, and rate limits. Additionally, my skills in MySQL and PHP are crucial in ensuring we log each response server-side for seamless troubleshooting. What sets me apart as a developer is that I don't simply write code; I take time to understand your business goals and design reliable systems that meet your unique needs. By selecting me for this project, you will not only be receiving high-quality PHP & MySQL backend development but also unmatched business automation solutions as well. My aim is not just to deliver on-time, but to deliver with crystal clear communication. You deserve to know what is happening every step of the way and that's exactly what I offer. Finally, as a full-stack developer with a deep understanding of JavaScript amongst other skills, I can also build you an intuitive front-end control that will trigger the share action effortlessly for your users. With 96% job success rate and a proven track record of high client retention, you can be assured of the utmost professionalism and stellar results. Let's have a conversation
₹1.000 INR trong 40 ngày
6,5
6,5

As a seasoned full-stack developer with a specialization in backend development and API integrations, I am confident in my ability to flawlessly integrate the Facebook Graph API, Twitter API v2, and the official Whatsapp Business Cloud API into your application. With over 7 years of experience, I have become proficient with crucial technologies like PHP, Laravel, CodeIgniter, JavaScript, Node.js and MySQL which will be the backbone of this project's success. One core strength of mine is that I always prioritize ensuring that both the front-end and back-end of an application communicate seamlessly. I will guarantee that the simple front-end control needed to trigger sharing actions will function in harmony with the secure backend endpoints. Additionally, my proficiency in setting up robust logging mechanisms would ensure easy troubleshooting. Moreover, my clients often appreciate my knack for delivering well-commented code along with clear project documentation. This means that not only will you get an effective integration solution from me but also a handy README guide for replicating it effortlessly in different environments. Plus, being comfortable with Git and having a fast turnaround time makes me an ideal candidate for this project. Thank you for considering me!
₹750 INR trong 48 ngày
5,3
5,3

With over 5 years in the tech industry, I have developed strong skills to cater to this project's needs. As a Full-Stack Developer experienced in Backend Development with Node.js and PHP, I am confident in integrating Facebook Graph API, Twitter API v2, and the official Whatsapp Business Cloud API into your application. I can create secure backend endpoints to efficiently manage tokens, permissions, and rate limits that are essential to streamline users' sharing experience. Additionally, my Frontend experience with React.js and proficiency in HTML, CSS, and JavaScript align perfectly with your requirement of implementing simple front-end control for smooth user interaction. Moreover, I believe in writing clean and optimized code which is well-commented for easy understanding. In this case, I will ensure server-side responses are logged meticulously for thorough troubleshooting to deliver a seamless experience. Lastly, my expertise in working with APIs coupled with a strong understanding of databases and performance optimization promises an efficient solution. My commitment is not only to complete the tasks assigned but also to be a reliable partner who offers end-to-end development support throughout our collaboration. Let's work together to bring this project to fruition
₹1.000 INR trong 40 ngày
5,4
5,4

As a seasoned backend developer with a keen eye for detail, I am perfectly positioned to bring your Facebook, Twitter, and Whatsapp integration project to life. Throughout my career, I have honed my skills not only in building secure backend endpoints but also in integrating diverse APIs seamlessly. My experience with the latest Facebook Graph API, Twitter API v2, and the official Whatsapp Business Cloud API aligns perfectly with your needs for this project. Drawing from my proficiency in MySQL and PHP, I will craft a database structure and design that would enable smooth interaction between your application and these social media platforms. Additionally, I prioritize optimized code that delivers fast and efficient results to enhance user experience. Beyond this project, I am committed to ensuring long term reliability of your system by leaving behind well-commented code and a comprehensive README file for easy reproduction. All this is made possible through my desired Git workflow prowess and quick turnaround speed which can significantly cut down on development time without compromising quality.
₹750 INR trong 40 ngày
5,0
5,0

Leveraging over a decade of experience and a deep, comprehensive understanding of your required frameworks, I am confident in my ability to deliver on all the elements of your project. Having worked extensively with Facebook Graph API, Twitter API v2, and the official Whatsapp Business Cloud API, I ensure smooth integrations that enable your users to effortlessly share content across these platforms without any hiccups. My proficiency in secure backend endpoint management, token authorization, and rate limits will not only ensure smooth operation but also enhance the security of your application. Moreover, I have a strict policy of logging each response server-side for comprehensive troubleshooting – you will never be left to puzzle out errors alone. Finally, my commitment to clean code documentation and comprehensive README files will enable easy onboarding and reduce dependency risks on my part. My proficiency with Git is another bonus as it ensures seamless communication throughout the collaboration process. I'm ready to turn this around promptly and assure you of high-quality results within budget. Let's get started on bringing your vision to life!
₹1.000 INR trong 40 ngày
4,5
4,5

Drawing from my extensive five-year experience in software engineering, I possess a distinguished track record in full-stack development, AI integration, automation, and database scripting - all vital skills for successfully integrating the Facebook Graph API, Twitter API v2, and Whatsapp Business Cloud API into your application. My expertise in Node.js and Javascript will make secure backend endpoints management of tokens, permissions, and rate limits effortless while my knowledge of React.js, HTML, and CSS will enable the creation of simple yet effective front-end controls. Moreover, my proficiency in several languages enables me to build platforms securely by not hardcoding secrets while running OAuth flows over HTTPS. Your requirement of logging each server-side response for troubleshooting aligns directly with my diligent approach which emphasizes detailed, well-commented code. In addition to this robust skillset, I am adept when it comes to documentation; ensuring comprehensive lists of all required environmental variables, build steps, and any APIs which will be demonstrated clearly in the short README that I'll provide. By working with me on this project, you can expect quality codes delivering your vision promptly and within context of future staging and production setups
₹1.000 INR trong 40 ngày
3,9
3,9

As a seasoned full-stack developer with a focus on reliable, scalable software, I believe I am the perfect fit for your project. My expertise in JavaScript and MySQL dovetails perfectly with the scope of your project , and I'm confident in my ability to integrate the latest Facebook Graph API, Twitter API v2, and Whatsapp Business Cloud API into your application seamlessly. One of my key strengths is my knack for building practical web and app solutions - be it custom dashboards or workflow automations. This has equipped me with a deep understanding of backend endpoints, rate limits, and other vital aspects that underpin your API integration requirements. Communication is essential in any development relationship, and I take great pride in being clear, responsive, and delivering precisely what was agreed upon. I have ample experience not just in delivering clean code but also in providing comprehensive documentation. Lastly, my ability to understand your project's business outcomes and retaining focus on long-term maintainability makes me an excellent candidate for spearheading this project successfully. Let's get started!
₹900 INR trong 40 ngày
3,0
3,0

Hello, Are you looking to seamlessly integrate Facebook, Twitter, and Whatsapp APIs into your application for effortless content sharing? Look no further! I specialize in full-stack development and can provide the solution you need. I understand your project requirements for integrating the latest Facebook Graph API, Twitter API v2, and the official Whatsapp Business Cloud API. My approach involves building secure backend endpoints to manage tokens, permissions, and rate limits, along with implementing a user-friendly front-end control for easy sharing. Additionally, I will ensure that all responses are logged server-side for efficient troubleshooting. With my technical expertise, clear communication, commitment to quality, and reliable post-launch support, I guarantee a seamless integration process. You can review my previous work in my portfolio: https://www.freelancer.com/u/rajeshrolen Let's discuss your project further in a chat to explore how I can bring your vision to life. Sincerely, Rajesh Rolen
₹1.000 INR trong 40 ngày
2,4
2,4

As an experienced full-stack developer, I'm highly adept at API integration, notably with these popular platforms: Facebook (using the Graph API), Twitter API v2, and the official WhatsApp Business Cloud API. I can guarantee secure backend endpoints, streamlined OAuth flows, and a user-friendly front-end control for seamless content sharing - all meticulously logged for troubleshooting purposes. Moreover, I offer unique added value to this project: workflow automation. I can ensure your API integrations operate in perfect harmony beyond just these three platforms. My expertise in n8n automation and AI-powered solutions enable me to connect crucial aspects of a workflow on various platforms for maximum efficiency - extending long-term benefits to your business. Lastly, reliable deployment is core to application success. I have extensive experience deploying on AWS, DigitalOcean, Vercel, etc. and can provide you with a clean codebase and detailed documentation guiding you on replicating the setup seamlessly in staging and production environments.
₹800 INR trong 40 ngày
1,7
1,7

Hi, I can handle this end-to-end integration cleanly and quickly. I’ve worked with Facebook Graph API, Twitter API v2, and WhatsApp Business Cloud API, so I’m comfortable setting up secure OAuth flows, managing tokens/permissions, and handling rate limits properly. I’ll build robust PHP backend endpoints with proper logging and error handling, and connect them to a simple JavaScript-based UI (button/modal) that lets users share content in one click with clear feedback. Everything will be structured, well-commented, and production-ready, along with a concise README covering setup, environment variables, and deployment steps. I’ll also include a demo page that posts to all three platforms as required. I’m ready to start immediately and can push clean commits to your repo.
₹750 INR trong 40 ngày
0,4
0,4

I can integrate Facebook, Twitter, and WhatsApp sharing into your application exactly like this — clean full-stack code with a lightweight front-end control, no unnecessary frameworks, and secure backend endpoints that handle tokens, permissions, and rate limits efficiently. The share actions will execute instantly with clear success/error feedback, and all responses will be logged server-side for easy troubleshooting. For implementation, I’ll use the latest Facebook Graph API, Twitter API v2, and WhatsApp Business Cloud API, wrapping OAuth flows in HTTPS with no hard-coded secrets. Your demo page will post a fixed message and link to all three platforms, and I’ll deliver fully commented code plus a concise README detailing required environment variables, build steps, and API keys so you can reproduce the setup in both staging and production seamlessly. I can start immediately and work within your timeline. I’m comfortable pushing via Git and can pick up right where your repository is set up to get this live quickly and reliably.
₹750 INR trong 40 ngày
0,0
0,0

I saw your project and am confident I can deliver on this. I'm currently working on a similar project and can seamlessly integrate the latest Facebook Graph API, Twitter API v2, and the official Whatsapp Business Cloud API. By building secure backend endpoints and implementing a front-end control for easy sharing, I ensure a smooth user experience. Logically handling responses and providing clear feedback are my top priorities. I assure you that your users will be able to share content effortlessly with just a single click, meeting all your requirements flawlessly. I invite you to view my portfolio, which showcases the quality and results of my past work. I look forward to hearing from you. Regards, Sadiya
₹750 INR trong 40 ngày
0,0
0,0

Hi there! I noticed that you're seeking a full-stack developer to integrate Facebook, Twitter, and Whatsapp APIs into your application for seamless content sharing. I have experience working with various API integrations and backend development, ensuring secure and efficient processes. In a similar project, I integrated multiple social media APIs for a client, allowing users to share content effortlessly across platforms. This involved setting up secure backend endpoints, implementing front-end controls, and ensuring clear feedback for users. I have a couple of questions regarding your project: 1. Are there any specific design preferences for the front-end control (button or modal) for triggering the share action? 2. Do you have any specific requirements for logging responses server-side for troubleshooting purposes? I am eager to discuss this project further and help you achieve your goals. Thanks, Tejbir Bhatia
₹1.000 INR trong 40 ngày
0,0
0,0

Hi, I can integrate Facebook, Twitter (X) API v2, and WhatsApp Cloud API into your app with secure OAuth flows and clean backend handling. I’ll build endpoints for token management, rate limiting, and logging, plus a simple UI for one-click sharing with proper success/error feedback. Code will be well-structured with a clear README for setup. Quick question: Which backend stack are you using (Node.js/PHP)? Ready to start immediately. Regards, Thiran360AI Team
₹750 INR trong 12 ngày
0,0
0,0

Hi there, Hope you are doing great, =====Immediate Start | Free Consultancy | Full-Stack Developer for Secure Social API Integration My Similar Works Client: Rahul Sharma Company: WebMedia Analytics Pvt Ltd (India) I integrated Facebook Graph API, Twitter API v2, and WhatsApp Business Cloud API into a custom web platform using Node.js, PHP, and MySQL. Built secure OAuth 2.0 flows, token refresh systems, and backend endpoints handling rate limits and permissions. Developed a clean UI with share buttons and real-time response handling. Implemented server-side logging for debugging and monitoring. This streamlined one-click sharing, improved system reliability, and ensured secure, scalable API communication. I can deliver secure, well-documented, and production-ready integration with clean code and README. Let’s schedule a quick meeting to get started. Best regards,
₹1.000 INR trong 40 ngày
0,0
0,0

With experience as a senior full-stack developer, I am more than capable of handling the crucial task of integrating Facebook, Twitter, and WhatsApp's APIs into your application while churning out clean, organized code that facilitates an easy implementation on your end. Having worked extensively with various front-end and back-end technologies like React, Vue.js, Node.js, Laravel, and more - Rest assured that your project is in practiced hands. Moreover, my expertise extends to database management, utilizing MySQL and other SQL-based systems efficiently. With the robust logging skills I bring on board, we can easily track down any troubleshooting needs. To add to that convenience, I also deliver well-commented code along with comprehensive README files for your reference. It's essential to me to ensure that all interactions are carried out securely; this is why running OAuth flows over HTTPS without hardcoding any secrets comes naturally to me. Additionally, I'm always thorough with documenting crucial steps such as required environment variables and build instructions - making it simple for you to reproduce the setup in staging or production environments. If you believe we would compliment each other in skill and dedication, please don't hesitate to click on the blue button and get us started.
₹1.000 INR trong 40 ngày
0,0
0,0

Hello, I’ve reviewed your requirement for integrating Facebook, Twitter (X), and WhatsApp APIs, and I can quickly deliver a secure and clean implementation. I have strong experience in full-stack development and API integrations, including handling OAuth flows, token management, and backend security. ✔ Integration of Facebook Graph API, Twitter API v2, and WhatsApp Business Cloud API ✔ Secure backend endpoints for token handling, permissions, and rate limiting ✔ Simple frontend share button/modal with success/error feedback ✔ Server-side logging for debugging and tracking responses ✔ Clean, well-commented code with proper structure ✔ Complete README with setup steps, environment variables, and deployment guide I will ensure all OAuth flows run securely over HTTPS with no hardcoded secrets, and provide a working demo page as per your requirements. I can start immediately and complete this quickly with high-quality results. Looking forward to working with you. Best regards, Aman Rajput
₹1.000 INR trong 40 ngày
0,0
0,0

I've built 12+ REST API integrations including OAuth2 authentication. Here's exactly how I'll integrate Facebook, Twitter, and WhatsApp: **My approach:** - Facebook Graph API v2.0+ with OAuth - Twitter API v2 with OAuth 2.0 PKCE - WhatsApp Business Cloud API - Secure backend endpoints (Node.js/NestJS or PHP/Laravel) - Share buttons with one-click posting **My experience:** - Built SniperCRM with 12+ API integrations - OAuth2/JWT authentication for enterprise systems - 6+ years Node.js/PHP for US/UK clients **Estimated: 15-20 hours** Can you share which framework you prefer (Node.js or PHP)? Best, Momoh - Senior Full Stack Engineer
₹750 INR trong 40 ngày
0,0
0,0

Gorakhpur, India
Thành viên từ thg 3 16, 2025
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