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I'm looking for a skilled full-stack developer to create a secure and scalable B2B website and customer portal. This platform will offer personalized, customizable goods and streamline online ordering processes. Key Features: - Customer portal with order history and reordering capabilities - Integration with existing CRM and payment gateway - Personalized products, allowing customers to customize their orders - Robust user access control with multiple roles and permissions - CSV export for production purposes - Easy-to-manage admin system designed for future growth, additional products, and marketing capabilities Requirements: - Strong full-stack experience in building secure, scalable B2B websites and e-commerce systems - Clear communication in English with reasonable overlap with Australian business hours - Transparency on whether the freelancer will personally handle development or subcontract it - Security-focused development with ownership of all source code/IP ensured - Ongoing support and milestone-based development process preferred Please provide relevant work samples and a brief outline of your approach.
Project ID: 40657471
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277 freelancers are bidding on average $28,168 AUD for this job

Hi there, We understand you're looking to develop a secure and scalable B2B website with a customer portal, integrating existing CRM and payment gateways, and offering personalized product customization. Our team at Webbook Studio has expertise in building similar platforms, such as a website for a luxury leather retailer and an online shop for a Scandinavian fashion brand, utilizing PHP, WordPress, and custom design. We've also integrated payment gateways and developed user access control systems in previous projects. We'll deliver a tailored B2B website with a customer portal, integrating your CRM and payment systems, and ensuring robust user access control. What existing technologies or systems do you plan to integrate with the new website, and are there any specific security or compliance requirements we should be aware of? Feel free to message us to discuss the details! — Webbook Studio
$20,000 AUD in 50 days
9.3
9.3

Sifting through all the pitch-speak can be quite exhausting, so let me cut to the chase. You need a developer who doesn't just talk the talk but who has proven experience in executing highly secure B2B websites. With my track record of developing top-rated mobile apps, web platforms, and eCommerce systems like you're envisioning, hiring me will give you peace of mind. The customizability that your project demands is right up my alley. I understand the importance of not just delivering a functional system, but one that serves your unique needs. From personalized-merchant offerings to seamless CRM integration with detailed auditing & reports for CSV production purpose; count on me to deliver. Post-launch, I offer dependable support and can accommodate new product additions or marketing integrations without breaking a sweat. To top it off, let's address the elephant in the "cybersecurity" room. As someone who highly values security, I guarantee absolute ownership and confidentiality of all IPs and source codes involved in this project. The decision would be yours as to whether you want me to personally handle development or subcontract it, nonetheless, complete adherence to cybersecurity protocols will be assured.
$25,000 AUD in 90 days
9.6
9.6

Hi I can build your b2b website. I am based in Germany with 16 years of experience. Send a message so that we discuss further
$35,000 AUD in 7 days
9.3
9.3

Hi! I can build a secure, scalable B2B e-commerce platform and customer portal with personalized products, role-based access, ordering/reordering, CRM/payment integrations, and production-ready CSV exports. I’d focus on a clean architecture that supports adding new products, customers, and marketing features without rebuilding the platform. Security, permissions, data validation, and API integrations would be handled from the start. I personally handle the development and can work with milestone-based delivery, staging/testing, and ongoing support. Full source-code/IP ownership can remain with you. I’m also comfortable with reasonable overlap with Australian business hours for communication. Estimated timeline: 4–8 weeks depending on the CRM, payment gateway, and product customization requirements. Muhammad
$20,000 AUD in 30 days
9.1
9.1

Hi, I'm Elias, a Miami-based senior software engineer with 20 years of experience in full-stack development. I specialize in creating secure and scalable B2B websites, and I appreciate the opportunity to work on your project. Your goal of building a robust platform for B2B transactions resonates with me, and I'm keen to help you achieve that. I have extensive experience developing similar systems, focusing on secure architecture, responsive UI, and seamless API integrations. My approach would involve: 1) Understanding your business workflow and technical requirements. 2) Designing the user experience and architecture. 3) Developing core features and payment gateway integration. 4) Conducting thorough testing for security and performance. 5) Deploying the site and providing post-launch support. Could you please clarify the following questions to help me better understand the project? 1) What specific security measures do you envision for the site? 2) Are there particular user roles or permissions that need to be defined? 3) How do you see the payment process working in terms of integrations and user experience? I have built similar systems before, but most were completed under NDA, so I can't share links. However, I’d be happy to discuss the architecture and key decisions made. I also prioritize maintainable codebases to ensure your website can evolve alongside your business.
$40,000 AUD in 35 days
8.6
8.6

Hi! This is something we can definitely build. A couple of things that would help me scope it properly: what CRM are you currently using, and how deep does the integration need to go — just syncing orders and contacts, or pushing product/pricing data too? And on the product customization side, are we talking visual configurators (pick colors, upload artwork, preview in real time) or simpler option selectors? For a platform like this we'd go with a solid backend (Python/Django or PHP depending on what fits your existing stack better) paired with a modern frontend — clean, fast, and built around your users' workflows. Access control, role-based permissions and the portal itself are all well within our wheelhouse. Happy to keep the conversation going and get a clearer picture before putting together a proper outline. Gustavo & the DoTheCode team
$37,870 AUD in 30 days
7.9
7.9

Hi, I will build your secure B2B platform using Laravel and Vue for this dashboard. I handle all coding personally to ensure quality and full IP ownership. I am keen to start, let's discuss!
$35,000 AUD in 7 days
7.8
7.8

Hello, I your "Secure B2B Website Development" project description in detail and undertood your requirements. 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.
$30,000 AUD in 365 days
7.5
7.5

To create a secure and scalable B2B website with a customer portal, I would focus on developing a robust architecture that seamlessly integrates with your existing CRM and payment gateway. Using Node.js and React, I would build an intuitive interface for personalized products, ensuring users can easily customize their orders. Implementing strong user access control will provide multiple roles and permissions for secure management. My expertise includes crafting responsive websites and integrating third-party APIs. With a 4.9-star rating across 200 client reviews and 220 projects completed, I am confident in delivering a high-quality solution. What specific customization options do you envision for your products?
$40,000 AUD in 25 days
7.5
7.5

Your CRM integration will fail if the API doesn't support real-time inventory sync across multiple user roles placing simultaneous orders. This creates order conflicts that damage client trust in B2B relationships. Quick questions - what's your current CRM's API rate limit for bulk order imports? And are you planning role-based pricing where different customer tiers see different product costs? Here is the architectural approach: - PHP/FULL STACK: Build Laravel-based portal with Redis caching to handle concurrent customization sessions without database bottlenecks. - PAYMENT GATEWAY INTEGRATION: Implement tokenized payment storage so repeat orders bypass PCI compliance scope and process in under 2 seconds. - API INTEGRATION: Design webhook-driven CRM sync with fallback queues so failed updates retry automatically without losing order data. I've built 4 B2B portals for manufacturing clients processing 500+ daily orders with zero downtime. I work solo from my Sydney office with AU timezone overlap. Let's schedule a 20-minute call to review your CRM's API documentation before we lock in architecture.
$31,500 AUD in 30 days
7.0
7.0

As the founder of SoftwareLinkers, I am proud to offer my extensive experience and full-stack development skills for your crucial B2B website project. My team and I have an impressive track record of delivering secure, scalable digital systems for clients across industries, including logistics, finance, education, and corporate domains. With verified expertise in PHP and MySQL backend development as well as RESTful API integration, we are well-equipped to handle the complex integrations your project demands. Moreover, I understand that effective communication is at the heart of successful project execution. My team and I are fluent in English and ensure reasonable overlap with Australian business hours for seamless collaboration. With a thorough understanding of unique B2B requirements like multiple user roles and permissions, personalized products options, CRM integration and more, we promise to adhere to your directions closely. Looking beyond just the completion of this project, we take pride in building long-term partnerships with our clients by providing value-added services such as ongoing support and security-driven maintenance. Trust is not given but earned; that's why we guarantee you full ownership of all source code/IP developed throughout the journey- nurturing a secure environment for you now and in future endeavours. With your vision guiding us forward, let's build not just a great B2B website but also a strong digital foundation for your business!
$32,000 AUD in 42 days
6.5
6.5

Hello! This is Temo, and I understand you're looking to create a secure and scalable B2B website. With my extensive experience in PHP and full-stack development, I can help you build a robust platform tailored to your business needs. I'll focus on security and smooth payment gateway integration, both crucial for a B2B setup. Leveraging my skills in API integration, I can ensure that third-party services connect seamlessly. To start, I'd set up a solid backend structure using Laravel, then move on to developing a user-friendly frontend with modern frameworks like React or Vue. Q1: What specific features are you envisioning for the B2B platform that would differentiate it from your competitors? Q2: Are there any compliance or regulatory standards we need to consider for security in your industry? Q3: What is your timeline for launching the website, and do you have any particular milestones in mind? I’m keen to discuss this further and make your project a success.
$40,000 AUD in 228 days
6.6
6.6

Hi there, Building a secure and scalable B2B website with a robust customer portal can be challenging, especially when ensuring seamless integration with existing CRM and payment systems. Without the right expertise, this could lead to security vulnerabilities and integration issues. That's where my experience in full-stack development comes in, offering a tailored solution to streamline your processes and enhance customer experience. Here are my questions to move forward: What CRM system are you currently using? Which payment gateways need to be integrated? Drop me a message so we can get started right away!
$25,000 AUD in 100 days
6.0
6.0

Hello I can build a secure, scalable B2B platform with a streamlined customer portal, personalized product ordering, role-based access, CRM/payment integration, and production-ready CSV exports. I’ll focus on a clean architecture that makes future products, marketing features, and admin management easy to expand. I handle development personally and prioritize secure code, clear communication, full source-code ownership, and a structured milestone-based workflow. I’m also comfortable collaborating around Australian business hours and providing ongoing support. Best Regards Fizza
$20,000 AUD in 5 days
6.2
6.2

Hi, I can personally lead and implement this as a milestone-based B2B platform, with security, maintainability and future product expansion treated as architecture requirements from the beginning. I’d start by mapping the customer types, roles/permissions, product customization rules, ordering/reordering workflow, CRM integration, payment lifecycle and exact production CSV requirements. That gives us a stable data model and API contract before building the customer-facing experience. The portal would provide secure account access, configurable products, order history and fast reordering, while the administration side would let your team manage customers, products, customization options, orders and future content without developer involvement. For security, authorization would be enforced server-side at both role and resource level, with validation, audit logging, secure session/token handling, rate limiting and appropriate protection around customer/order data. Payment details would remain with the payment provider rather than being unnecessarily stored by the application. I’m also comfortable integrating an existing CRM and building reliable synchronization with logging/retry handling rather than fragile one-off API calls. Fixed budget: AUD $24,500 Timeline: 10 weeks All custom source code, deployment documentation and agreed project IP will be handed over at completion. I can also provide ongoing support after launch.
$24,500 AUD in 70 days
6.0
6.0

The main part of a B2B portal like this is getting the account, permissions, and ordering workflows right before adding customization features. I’d design the platform around role-based access, customer-specific data, and reusable product configuration logic so the CRM and payment integrations don’t become tightly coupled. The customer portal should treat order history, repeat orders, and personalized products as core workflows rather than separate features added later. Do you already have the CRM and payment gateway selected, and do they provide APIs for customer and order synchronization?
$30,000 AUD in 45 days
5.8
5.8

Hi there, we have recently completed a similar project and would love to share some references. Your need for a secure B2B website with a robust customer portal and user access control is crucial for enhancing user experience and streamlining orders. We will create a scalable platform that not only meets your requirements but also improves customer satisfaction by enabling easy reordering and personalized product options. This approach will save your team time and reduce errors in the ordering process. Here's how we'd approach it: - Develop a secure architecture tailored for B2B transactions. - Integrate seamlessly with your existing CRM and payment gateway. - Build a customizable interface for user-friendly product personalization. While we might be newer to Freelancer, we bring 9+ years of experience delivering this kind of work off-platform and multiple 5-star reviews to back it up. Feel free to reach out for a friendly, no-obligation consultation to discuss your project further. Kind regards, Trichelle
$30,000 AUD in 7 days
5.6
5.6

For a B2B ordering portal with personalized products, I’d structure the customization, customer-specific access, and reordering flow around clear account rules so buyers can place repeat orders without unnecessary support from your team. I’d build this as a secure full-stack platform with role-based access, customer dashboards, order history, saved configurations, and streamlined reorder actions. The two priorities I’d focus on are integrations and admin workflows, especially keeping CRM, payments, customer data, and order status synchronized so your team avoids duplicate entry and customers get a smoother buying experience. I handle projects end to end, including architecture, frontend, backend, APIs, deployment, and post-launch support. I’m also comfortable joining existing CRM and payment ecosystems and designing permissions for multiple user types without making the admin side difficult to operate. A relevant project is FlexoSpaces, where we built a custom CRM with Super Admin, Manager, and Staff roles, Google Maps and Zoho CRM integrations, and automated proposal generation that reduced manual sales workflow steps. My approach would be: map customer roles and product rules first, define CRM/payment data flows, build the ordering and customization journey, then complete admin controls and end-to-end QA. Do you already have the product customization rules and CRM API documentation available?
$35,000 AUD in 7 days
5.7
5.7

Hi, I’m Jagjeet — with 10+ years of experience in full-stack development and B2B eCommerce. I can build a secure, scalable B2B platform with a powerful customer portal, product customization, CRM/payment integrations, and an easy-to-manage admin system. What I’ll deliver: • Customer portal with order history and reordering • Product customization and multi-role access control • CRM and payment gateway integration • Production-ready CSV exports • Scalable admin panel with strong security I’ll personally handle the development, maintain clear milestone-based communication, and provide complete source-code/IP ownership. Ready to start immediately. Best regards, Jagjeet Singh
$20,000 AUD in 24 days
5.7
5.7

Hi there, I think you’re building more than a standard B2B website—you want a secure customer portal that makes repeat ordering, product customization and account management genuinely simple while keeping your CRM and payments connected. I can build the platform around a scalable architecture with role-based permissions, secure authentication, customer-specific pricing/products, order history and one-click reordering, plus a flexible customization interface. I’ll also handle the CRM/payment integrations and make security, validation and maintainability part of the foundation rather than something added at the end. I’d first map your existing CRM, payment flow, customer roles and product rules, then design the portal around your actual business workflow before development begins. Looking forward to building this into a long-term B2B platform. Thanks.
$35,000 AUD in 7 days
5.0
5.0

Melbourne, Australia
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