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I need a skilled developer to integrate WHMCS with our eCommerce and hosting provider websites. The integration should enable automated purchases and fulfillment, as well as handle automated billing and invoicing, and order processing and fulfillment. Key Requirements: - Integration with payment gateways, domain registrars, and hosting services. - Connection to our existing eCommerce and hosting provider websites. - Setup for automated billing, invoicing, and order processing. Ideal Skills: - Experience with WHMCS and relevant integrations. - Strong background in eCommerce and hosting services. - Familiarity with automated billing and invoicing systems.
N° de projet : 40227200
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91 freelances proposent en moyenne $21 USD/heure pour ce travail

⭐⭐⭐⭐⭐ Dear Valuable Client, CnELIndia, led by Raman Ladhani, is well-equipped to deliver a seamless WHMCS integration with your eCommerce and hosting websites. We will first analyze your current infrastructure and payment gateways to design a robust integration plan. Our team will configure WHMCS to automate purchases, billing, invoicing, and order fulfillment, ensuring smooth connectivity with your domain registrars and hosting services. We will also implement real-time synchronization with your existing websites for accurate order processing. With expertise in PHP, WHMCS, and eCommerce workflows, CnELIndia ensures reliable payment gateway integration, error-free automated invoicing, and streamlined fulfillment. Raman Ladhani will personally oversee the project execution, testing, and deployment to guarantee timely delivery and full operational efficiency. We are confident in delivering a fully automated, end-to-end solution tailored to your business needs.
$20 USD en 40 jours
9,1
9,1

Dear , We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in PHP, Website Design, eCommerce, Order Processing, HTML, WHMCS, Payment Gateway Integration, Invoicing and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.
$25 USD en 5 jours
8,9
8,9

Hello, I will integrate WHMCS with your existing eCommerce and hosting provider websites to automate the full order lifecycle, from purchase to provisioning, plus billing, invoicing, and renewals. The setup will connect WHMCS to your payment gateways, domain registrar, and hosting services so orders are processed automatically and customers receive the right service without manual steps. Additionally, I will configure product mapping, automation hooks, invoice and payment workflows, and basic fraud and failure handling so declined payments or provisioning errors are flagged cleanly. Looking forward to discussing further. Best regards, Kamran
$20 USD en 40 jours
8,4
8,4

Hi, I recognize the core challenge of streamlining your eCommerce and hosting workflows with seamless WHMCS integration. With extensive experience in WHMCS and eCommerce platforms, I specialize in connecting payment gateways, domain registrars, and hosting services to automate billing, invoicing, and order fulfillment efficiently. I will ensure your WHMCS is robustly linked to your existing systems for smooth automated purchase processing, minimizing manual tasks and errors while enhancing customer experience. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. Could you please specify which payment gateways and domain registrars your current setup uses for integration? Best regards, Asad
$25 USD en 82 jours
8,3
8,3

Hello I have thoroughly reviewed your project description and am confident in my ability to assist you in completing it successfully. I believe it would be highly beneficial to delve deeper into the specifics of the job to determine the most effective way forward. I am open to scheduling an interview at your convenience, and I genuinely appreciate the chance to collaborate with you on this project. Your response is eagerly anticipated, and I'm excited about the prospect of working together. Thank you for considering my proposal. Looking forward to your prompt reply! Best regards Rekha!!!
$20 USD en 40 jours
7,9
7,9

Hi there, ⭐ I’m Efanntyo, your WHMCS integration specialist who loves turning complex setups into sleek, automated systems. I’ve built and extended WHMCS integrations for hosting providers and eCommerce sites, connecting payment gateways, domain registrars, and hosting services with rock-solid API glue. My approach is to map your existing eCommerce and hosting workflows to WHMCS orders, automate billing and invoicing, and ensure seamless fulfillment triggers across platforms. I’ll design a robust integration layer that handles real-time invoice generation, recurring billing cycles, and order processing, while preserving security and data integrity. What you get: - End-to-end WHMCS integration with payment gateways, domain registrars, and hosting services - Synchronization with your current eCommerce and hosting environments for automated purchases and fulfillment - Automated billing, invoicing, and order processing with reliable failover and audit trails - Clean, maintainable PHP code and clear API contracts for future customization Delivery plan: I’ll start with a discovery and API mapping phase, then implement modular WHMCS modules (server, product, payment, and domain), followed by comprehensive testing (sandbox and live), and finish with deployment and documentation. I’ll also set up monitoring and rollback procedures to minimize downtime during go-live. What are the must-have payment gateways and domain registrars you want to support first, and do you have existing WH
$15 USD en 1 jour
6,7
6,7

Hello I am a good fit for this Job I have lots of experience in this sector. I have worked for many Client before on other platforms. Thank you in advance for your time and consideration. Thanks Mahesh Kumar
$10 USD en 40 jours
7,0
7,0

Hello, Thank you so much for posting this opportunity. It sounds like a great fit, and I’d love to be part of it! I’ve worked on similar projects before, and I’m confident I can bring real value to your project. I’m passionate about what I do and always aim to deliver work that’s not only high-quality but also makes things easier and smoother for my clients. Feel free to take a quick look at my profile to see some of the work I’ve done in the past. If it feels like a good match, I’d be happy to chat further about your project and how I can help bring it to life. I’m available to get started right away and will give this project my full attention from day one. Let’s connect and see how we can make this a success together! Looking forward to hearing from you soon. With Regards! Abhishek Saini
$15 USD en 40 jours
6,6
6,6

As a highly skilled and seasoned full-stack software engineer with over 12 years of experience, I am confident that I am the best fit for your WHMCS integration specialist role. My extensive experience in eCommerce, website design, and hosting services aligns perfectly with your project requirements. Not only do I possess solid knowledge of WHMCS and relevant integrations that you're looking for, but I also have hands-on familiarity with automated billing and invoicing systems. In the past, I have successfully integrated numerous payment gateways, domain registrars, hosting services and eCommerce websites - harnessing different platforms such as WordPress, Shopify, Woocommerce among others. Additionally, I'm adept at working with APIs and automating processes via using tools like N8N to ensure efficient purchase, fulfillment, billing, and invoicing for your business. Aside from providing seamless integrations, what sets me apart is my commitment to maintaining strict deadlines without compromising on quality. My approach is focused on creating products with exceptional user experience while hiding the complexities behind an intuitive interface. Choosing me for your project will not only bring in an expert who can deliver what you need efficiently
$15 USD en 40 jours
7,2
7,2

Hello, I’ve gone through your project details and this is something I can definitely help you with. I have 10+ years of experience in mobile and web app development, specifically with eCommerce integrations and systems like WHMCS. My focus is on clean architecture, scalable code, and ensuring the integration runs smoothly across all platforms. I will start by reviewing your existing eCommerce and hosting websites, suggesting the best approach for automated purchases and fulfillment, as well as efficient billing and invoicing processes. I aim to keep you updated at every stage of the project. Here is my portfolio: https://www.freelancer.in/u/ixorawebmob I’m interested in your project and would love to understand more details to ensure the best approach. Could you clarify what specific payment gateways and domain registrars you want to integrate with WHMCS? Let’s discuss over chat! Regards, Arpit Jaiswal
$20 USD en 25 jours
7,1
7,1

Your WHMCS setup will fail at scale if the provisioning hooks aren't idempotent - I've seen this cause double-billing and duplicate server deployments when payment webhooks retry after network timeouts. Before architecting the integration, I need clarity on two things: What's your current order volume per hour during peak times, and are you using shared hosting or dedicated infrastructure? This determines whether we need queue-based provisioning or can handle synchronous API calls. Here's the architectural approach: - WHMCS + PAYMENT GATEWAYS: Implement webhook validation with signature verification and idempotency keys to prevent duplicate charges when Stripe or PayPal retries failed requests. - PHP PROVISIONING MODULES: Build custom hooks that communicate with your hosting control panel API (cPanel/Plesk/DirectAdmin) and include rollback logic if domain registration succeeds but server provisioning fails. - ORDER PROCESSING AUTOMATION: Set up WHMCS automation rules with fraud detection checks and email verification before triggering $500+ orders to prevent chargeback losses. - INVOICING + DUNNING: Configure automated payment reminders with escalating retry logic and grace periods to recover 30-40% of failed recurring payments before suspension. I've integrated WHMCS for 4 hosting companies processing 200-500 orders daily. I don't take on projects where the error handling isn't clearly defined. Let's schedule a 15-minute call to discuss edge cases like partial refunds, service migrations, and API rate limits before we start development.
$18 USD en 30 jours
6,8
6,8

Hi there, I’ll connect WHMCS with your ecommerce and hosting stack to automate purchases, billing, and fulfillment with a secure, scalable workflow. My WHMCS and PHP expertise, plus gateway and registrar integrations, will tailor a seamless solution to your sites;
$50 USD en 19 jours
5,8
5,8

As an experienced Web Engineer with a decade-long background in creating reliable and high-performing websites, I possess the necessary skills and expertise to powerfully integrate WHMCS with your eCommerce and hosting provider websites. Over the years, I've amassed commendable skills in HTML, PHP and developed solid technical familiarity with automated billing and invoicing systems - making me a strong candidate for this project. In my previous projects, I have successfully tackled similar complex integrations with ease. Notably, my learnings and deep understanding of WHMCS will ensure seamless payment gateway integration, domain registrar connection, and hosting services linkage – which are crucial to simplify your business operations. Moreover, my dedication to quality, stability, and clear communication has been at the forefront of my work philosophy. I assure you not only a well-executed project that meets all your requirements but also long-term website maintenance should you need it. With me on board as your WHMCS Integration Specialist, you can rest assured knowing that your automated purchases, billing, invoicing, order processing are in safe hands – just like the rest of your website.
$10 USD en 1 jour
6,0
6,0

Hi there, I’m confident in delivering a seamless WHMCS integration tailored to your eCommerce and hosting provider websites. With 7+ years in server management and automation, including extensive WHMCS experience, I will streamline your automated purchases, billing, invoicing, and order processing workflows. - Integrate WHMCS with your payment gateways, domain registrars, and hosting services for smooth transactions. - Connect WHMCS efficiently to your existing eCommerce and hosting platforms ensuring data synchronization. - Set up automated billing, invoicing, and order fulfillment to reduce manual effort and errors. - Provide documentation and testing to guarantee a reliable and maintainable system. **Skills:** ✅ WHMCS integration and automation ✅ PHP, HTML, and payment gateway integration ✅ eCommerce platform connectivity ✅ Automated billing and invoicing systems ✅ Hosting services and domain registrar APIs **Certificates:** ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ cPanel® & WHM Certified CWSA-2 I’m ready to start immediately and ensure a smooth, secure integration within the timeline. Which specific payment gateways and domain registrars do you currently use or plan to integrate with? Best regards,
$20 USD en 40 jours
5,6
5,6

Hello Dear! I write to introduce myself. I'm Engineer Toriqul Islam. I was born and grew up in Bangladesh. I speak and write in English like native people. I am a B.S.C. Engineer of Computer Science & Engineering. I completed my graduation from Rajshahi University of Engineering & Technology ( RUET). I love to work on Web Design & Development project. Web Design & development: I am a full-stack web developer with more than 10 years of experience. My design Approach is Always Modern and simple, which attracts people towards it. I have built websites for a wide variety of industries. I have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB What you'll get? • Fully Responsive Website on All Devices • Reusable Components • Quick response • Clean, tested and documented code • Completely met deadlines and requirements • Clear communication You are cordially welcome to discuss your project. Thank You! Best Regards, Toriqul Islam
$20 USD en 40 jours
5,8
5,8

Hello, I have reviewed the details of your project. i will integrate whmcs with your existing ecommerce and hosting websites by connecting its api to your current checkout flow and client area. payment gateways will be configured inside whmcs to handle automated billing, recurring invoices, and transaction logging, ensuring accurate financial tracking. i will connect domain registrars and hosting providers through supported modules and api credentials so orders trigger automatic provisioning after payment confirmation. order processing logic will sync product details, pricing, and client data between your ecommerce platform and whmcs database. cron jobs will be configured for invoice generation, renewals, and suspension rules to keep billing automated. i will test full purchase cycles from checkout to service activation to confirm reliability. Let's have a detailed discussion, as it will help me give you a complete plan, including a timeline and estimated budget. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$20 USD en 40 jours
5,6
5,6

I’ve handled WHMCS integrations before, connecting it with payment gateways and domain registrars to automate billing and order fulfillment for hosting providers. This setup can be tricky when linking multiple systems, but I focus on ensuring smooth and reliable data flow between WHMCS, your eCommerce site, and hosting services. To get started, it would help to know which payment gateways and domain registrars you’re using, and if your eCommerce site has an API or specific platform. That way, I can plan the integration for seamless automated purchase and fulfillment without manual steps. I’ll set up and test automated invoicing and billing so your customers get accurate, timely invoices, and orders are processed automatically. Based on similar projects, this can often be done efficiently once system details are clarified. Ready to dive in as soon as you share your current setup and key service providers.
$10 USD en 7 jours
5,4
5,4

✋ Hi there. I can integrate your WHMCS system with your eCommerce and hosting provider websites to automate purchases, billing, invoicing, and order fulfillment while ensuring smooth, reliable operation. ✔️ I have hands-on experience with WHMCS, including payment gateway setups, domain registrar APIs, and hosting service integrations. I’ve built automated workflows that handle order processing, invoicing, and fulfillment, ensuring that all transactions are accurate, secure, and logged for easy tracking. ✔️ For your project, I will connect WHMCS to your existing websites, configure payment and hosting automation, and set up billing cycles and invoicing templates. I will also implement error handling and monitoring to ensure that orders and payments process reliably without manual intervention. ✔️ I’ll provide documentation of all integration steps and configuration, so your team can maintain or extend the setup in the future. Let’s discuss your current systems and the payment/hosting services you’re using to plan a smooth integration path. Best regards, Mykhaylo
$20 USD en 40 jours
5,4
5,4

Hello, I am Vishal Maharaj, with 20 years of expertise in PHP, eCommerce, HTML, Payment Gateway Integration, and Website Design. I have carefully reviewed your requirement for WHMCS integration with eCommerce and hosting provider websites. I propose to seamlessly integrate WHMCS with your platforms, ensuring automated purchases, billing, invoicing, and order processing. By connecting payment gateways, domain registrars, and hosting services, I will streamline the entire process. My experience in WHMCS and eCommerce, coupled with my knowledge of automated billing systems, makes me an ideal candidate for this project. Let's discuss further details and initiate the chat. Cheers, Vishal Maharaj
$30 USD en 40 jours
5,0
5,0

With over 9+ years of experience in web and mobile app development, I am confident in my ability to take your project and deliver top-notch results. Having worked on various eCommerce and CMS-based websites, including WHMCS integrations, I am well-versed with the precise skill set essential for this very job. My proficiency in HTML5, CSS, PHP, and SEO services will guarantee successful connection with your existing platforms. Furthermore, automated billing and invoicing won't be an issue as it is something I have had substantial experience with over my career. In addition to providing an effective cost for your project, my company also offers free after delivery support for a three-month period. I understand that the success of your project is as vital to me as it is to you, and can assure you of dedication, efficiency, and quality in every aspect of my work. Let's bring your ideas into reality together!
$120 USD en 40 jours
5,4
5,4

Bangkok, Thailand
Membre depuis févr. 13, 2026
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