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I need a complete digital solution that lets my customers preorder any item they want so my team can source it for them—no matter where it is in the world. The project covers two parts that must work seamlessly together: 1. A modern-looking website where shoppers can browse or simply paste a product link, choose quantities, and place a preorder. 2. Companion mobile apps for both iOS and Android that replicate the same workflow while adding push notifications and on-the-go order management. Core features I have in mind • Preordering system – intuitive product submission, price confirmation, and checkout. • Tracking orders – status updates visible on the web and pushed to the apps. • Payment processing – secure gateway integration with cards and popular wallets. Beyond the customer side, I’ll need an admin dashboard that lets my staff review requests, update statuses, manage payments, and trigger shipping notifications. Whether you choose native (Swift / Kotlin) or a cross-platform stack like Flutter or React Native, the apps must pass App Store and Play Store review. The website should be fully responsive and align with the same modern design language. Acceptance criteria • Responsive web front end delivered, deployed, and tested on my domain. • iOS and Android builds approved on their respective stores. • Real-time data sync among web, apps, and admin panel. • End-to-end payment flow proven in sandbox and live modes. • Source code, build scripts, and concise documentation handed over on completion. If you have previous experience in e-commerce, preorder logistics, or marketplace platforms, let’s talk through your recommended tech stack and timeline.
Project ID: 40528376
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169 freelancers are bidding on average $466 USD for this job

With over a decade of experience in full-stack architecture and high-scale systems, I understand your need for a global pre-order web and app solution that seamlessly integrates intuitive product submission, order tracking, and secure payment processing. My background in building high-security systems for over 1 million users directly applies to the complexity of managing preorders from around the world. To ensure scalability and security for your project, I recommend utilizing a cross-platform stack like Flutter for the mobile apps to streamline development and ensure App Store and Play Store approval. In past projects, I have successfully delivered real-time data sync solutions and end-to-end payment flows, showcasing my ability to handle the intricacies of your requirements. I encourage you to reach out to discuss your project roadmap further and explore how we can work together to bring your global pre-order platform to life.
$600 USD in 20 days
9.2
9.2

Hi there, We understand you're looking for a comprehensive digital solution that enables customers to preorder items from anywhere in the world, with a seamless website and mobile app experience. Our team at Webbook Studio has experience with e-commerce development, having built projects like a website for a luxury leather retailer and an online shop for a Scandinavian fashion brand using WooCommerce and custom design. We can leverage our skills in PHP, JavaScript, and React Native to deliver a modern website and companion mobile apps for iOS and Android, complete with features like preordering, order tracking, and secure payment processing. We'll deliver a fully responsive website and mobile apps that meet the acceptance criteria, including real-time data sync and end-to-end payment flow. One question: do you have a preferred tech stack or design language in mind for this project, or would you like us to recommend one based on our experience? Feel free to message us to discuss the details! — Webbook Studio
$480 USD in 10 days
9.3
9.3

Hello, I have carefully reviewed your Global Pre-Order Web & Apps requirements and understand the need for a unified system where users can submit product requests, track order fulfillment, and receive real-time updates across web, iOS, Android, and admin dashboard. I have 10+ years of experience in full-stack development, mobile apps (Flutter/React Native), and scalable e-commerce/marketplace systems, I can deliver a production-ready solution aligned with your goals. * Global Pre-Order Web Platform * iOS & Android Mobile Apps (Cross-Platform or Native) * Product Link / Item Submission System * Secure Checkout & Payment Gateway Integration * Order Tracking with Real-Time Status Updates * Push Notifications for Order Updates * Amin Dashboard for Order & Payment Management * Customer, Staff & Order Management System * Responsive Modern UI/UX Design * Real-Time Data Sync Across Web & Apps * Scalable & Store-Ready Deployment (App Store & Play Store) I WILL PROVIDE 2 YEARS OF FREE ONGOING SUPPORT ALONG WITH COMPLETE SOURCE CODE, DOCUMENTATION, BUILD SCRIPTS, AND HANDOVER SUPPORT. All acceptance criteria including responsive deployment, real-time sync, payment flow validation, and store approvals will be strictly followed. I eagerly await your positive response. Thanks >>>>>>> We'll share our portfolio in Chat. Let's talk further speak over the freelancer call or chat. <<<<<<
$300 USD in 7 days
8.4
8.4

Hello — a global pre-order / personal-shopper platform is squarely what we build. We've shipped logistics & ordering systems (iCargos — cargo/courier platform) and multi-vendor commerce, so the paste-a-link → quote → checkout → fulfil flow is familiar ground. Proposed: a responsive web app where shoppers browse or paste any product URL, set quantity and place a pre-order; a sourcing/price-confirmation step; secure card + wallet checkout; live order status. Companion iOS & Android apps (Flutter, one codebase) mirroring the flow with push notifications and on-the-go order management. Plus an admin dashboard for your team to review requests, confirm prices, update statuses and manage payments. Clean shared APIs tie web, apps and admin together. I'll start with the workflow + admin so your team can operate from day one. — Muhammad Idrees, Global IT Vision Pvt. Ltd.
$700 USD in 24 days
8.3
8.3

Hello, Greetings Hope you are doing well. I am a Mobile Application developer with over 5 years of experience. I am confident in my ability and skills to develop high-quality Mobile apps and would like to work on your pre order app project. I will complete the work as per your requirements. I want to discuss more this project to prepare the final concept. So let’s discuss this in detail over chat then will make plans to start work on it. Waiting for your earliest reply. Thanks. Shubham
$250 USD in 14 days
8.0
8.0

Hello, We would like to grab this opportunity and will work till you get 100% satisfied with our work. We are an expert team which have many years of experience on PHP, Website Design, Mobile App Development, Android, HTML, Web Development, iOS Development, Payment Processing Please come over chat and discuss your requirement in a detailed way. Regards
$740 USD in 7 days
7.8
7.8

⭐⭐⭐⭐⭐ Create a Complete Digital Solution for Preordering Items Online ❇️ Hi My Friend, I hope you are doing well. I reviewed your project requirements and see that you are looking for a complete digital solution for preordering items. You don’t need to look any further; Zohaib is here to help you! My team has successfully completed 50+ similar projects for e-commerce platforms. I will create a modern website and mobile apps that allow customers to easily place preorders and manage orders on-the-go. ➡️ Why Me? I can easily build your digital solution as I have 5 years of experience in e-commerce development, focusing on website and mobile app design. My expertise includes web development, mobile app creation, payment integration, and user experience design. Additionally, I have a strong grip on technologies like Swift, Kotlin, Flutter, and React Native to ensure smooth functionality. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. I look forward to discussing this with you in our chat. ➡️ Skills & Experience: ✅ E-commerce Development ✅ Mobile App Development ✅ Web Development ✅ Payment Gateway Integration ✅ User Experience Design ✅ Real-time Data Sync ✅ Order Management Systems ✅ Responsive Design ✅ API Integration ✅ Project Management ✅ Debugging and Testing ✅ Documentation and Support Waiting for your response! Best Regards, Zohaib
$350 USD in 2 days
7.8
7.8

Hi, We reviewed your requirements and understand that the goal is to build a complete preorder ecosystem where customers can easily request products from anywhere in the world while your team manages sourcing, payments, and fulfillment from a centralized admin panel. The website, mobile apps, and backend should work seamlessly together with real-time synchronization. Our approach starts by designing a scalable architecture that supports web, iOS, Android, and an admin dashboard from a single backend. Our process includes: • Responsive Website Development • iOS & Android App Development (Flutter/React Native) • Product Link & Preorder Workflow • Secure Payment Gateway Integration • Order Tracking & Push Notifications • Admin Dashboard Development • Real-Time Data Synchronization • App Store & Play Store Deployment Support • Documentation & Handover We've developed eCommerce platforms, marketplace solutions, order management systems, and cross-platform mobile applications where scalability, performance, and seamless user experience were key priorities. A couple of questions: • Will product pricing be entered manually by your team after reviewing each request, or should the system estimate pricing automatically from submitted product links? • Which payment gateways and countries will you support at launch? Once we review your business workflow, we can recommend the best tech stack and provide a realistic timeline for delivering a production-ready solution. Regards
$740 USD in 5 days
7.9
7.9

Hi, this is a multi-surface preorder platform rather than a simple storefront, and the important part is keeping the website, mobile apps, admin workflow, and payment state aligned as one system. The real engineering risk is state orchestration: quote approval, payment transitions, sourcing updates, and customer notifications can drift unless the order lifecycle is modeled cleanly from the start. I usually structure systems like this around a single backend authority with explicit status transitions, audit history, and event-driven updates to web and mobile clients. The closest work I’ve done here is Squarespace Checkout Streamlining for Meal Service -- 2, where I tightened a multi-step ordering flow to prevent invalid checkout states, and HubSpot CRM Implementation & Interactive Senior Living Website, which required reliable sync between customer-facing pages and internal operations. For this build, I’d separate customer ordering, staff review, payments, and notifications into distinct service boundaries even if they ship behind one admin panel. If you go cross-platform, Flutter is reasonable, but the backend contract matters more than the app framework. I’d also define sandbox-to-live payment validation, push notification triggers, and failure handling early so the App Store / Play Store review path is not blocked by edge-case behavior. If useful, I can sketch the order-state model and sync architecture before implementation begins. Thanks, Hercules
$750 USD in 7 days
7.3
7.3

Hi! My name is Marjan and I'm here to offer you my services as a skilled applicant with over a decade of experience working on Freelancer.com. I believe I am the best fit candidate for this project due to my extensive experience; I would like to have a discussion to get to know that we both are on the same page. Once the scope will be locked, I will start working on it right away.
$250 USD in 7 days
7.0
7.0

Hi, Our team has extensive experience building eCommerce, marketplace, and order management platforms. We can deliver a complete ecosystem including a responsive website, iOS/Android apps, secure payment integration, real-time order tracking, and a powerful admin dashboard. We would recommend a scalable architecture that ensures seamless synchronization between web, mobile apps, and admin operations while keeping the platform ready for future growth. From development to App Store and Play Store deployment, we'll handle the entire process and provide clean, well-documented source code upon completion. Looking forward to discussing your vision and timeline. Best regards, Zero IT Solution
$1,000 USD in 25 days
7.5
7.5

Hello Customer checkout process stalled by slow cart latency. I built high-speed e-commerce backends using Redis and Go for enterprise retail. Your checkout speeds will drop under 200ms, boosting conversion. I optimize database queries to clear bottlenecks. Check my portfolio for similar storefront speed audits. Are you available for a brief chat tomorrow to discuss your specific stack? Giáp Văn Hưng
$409 USD in 7 days
6.9
6.9

With over a decade of experience in developing and delivering complex digital solutions, I am confident in my ability to create a steadfast, secure, and scalable global pre-order system for your business. My skillset encompasses all aspects of your project – from web development in HTML and PHP to mobile app development for iOS and Android. This range of expertise is crucial to ensuring seamless integration between the website, mobile apps, and the important administration panel you require. Another reason why I would be an excellent fit for this job lies in my commitment to long-term support. Building strong relationships with my clients has always been an intrinsic part of how I work. When you choose me, our collaboration extends beyond the completion date as I ensure you're equipped with all necessary tools – from the source code to concise documentation. Galactic Centre am ready to turn your vision into reality with a fast delivery timeframe achievable through clear communication. Let's discuss further and decide on the best tech stack for your requirements.
$550 USD in 15 days
6.6
6.6

Hello, I will develop your GLOBAL PRE ORDER WEBSITE AND MOBILE APPLICATION for Android and IOS both platforms with Web admin panel. I am Tulsiram. I have 10 years of experience working as Native and Crossplatform mobile application developer. I am understood your requirements. I am glad if we are working together. If you interested then let's connect. I will provide you Daily updates ,source code after development completed, 1 Year maintenance Support in following Steps: I will available daily 10-12 hours in Working days for you. I will provide you regular updates according to which modules we will decided. After approval each module by you then i will provide your complete source code of your project and will shift on your Domain. Thanks
$250 USD in 35 days
6.6
6.6

Hi I have read your requirements and I am sure I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
$500 USD in 15 days
6.6
6.6

Hello There!!! ★★★★ (Build a seamless global preorder platform with responsive web, iOS & Android apps, secure payments, and real-time order management.) ★★★★ I’ve carefully read your project and understand you need a complete preorder ecosystem consisting of a modern website, iOS & Android apps, and an admin dashboard. The platform should support product link submissions, secure payments, live order tracking, and seamless data sync across all platforms. ⚜ Responsive preorder website ⚜ iOS & Android app development ⚜ Admin dashboard ⚜ Secure payment gateway integration ⚜ Real-time order tracking ⚜ Push notifications ⚜ App Store & Play Store deployment I have experience building eCommerce, marketplace, and mobile app solutions with secure backend systems and scalable architecture. I'll use modern technologies like Laravel/Node.js with Flutter or React Native to deliver a fast, reliable platform that syncs flawlessly across web and apps. I'll ensure clean code, proper documentation, and a smooth deployment process. I’d love to discuss your workflow and share ideas for the best tech stack and timeline. Warm Regards, Farhin B.
$256 USD in 10 days
6.8
6.8

At Marediasoft, we can help you build a secure, scalable, and user-friendly eCommerce solution for your global supply and pre-order workflow. Our team has experience in web and mobile app development, including native apps, Flutter, React Native, and custom eCommerce systems. We can create smooth product submission, order tracking, secure payment gateway integration, and a clean customer experience across website, iOS, and Android. Along with development, we also bring UI/UX and digital marketing expertise to help your platform look professional, perform well, and support long-term growth. Marediasoft can deliver a complete solution that combines eCommerce development, mobile app functionality, secure payments, and brand-focused digital strategy.
$500 USD in 7 days
6.1
6.1

Hi, Your international preorder concept is highly compelling. Building a frictionless workflow where a customer can simply paste a product link from anywhere in the world and have your team source it requires a robust, real-time data sync architecture. This is exactly the type of tailored digital ecosystem I specialize in building. To meet 100% of your acceptance criteria, I propose creating a unified ecosystem that prioritizes scalability, fast load times, and easy maintenance.
$500 USD in 14 days
5.9
5.9

Hi, I can build a complete preorder platform with a responsive website, Flutter mobile apps for iOS and Android, and a secure admin dashboard, all synchronized in real time through a scalable backend. Customers will be able to submit product links, request quantities, receive price confirmations, complete secure payments, track orders, and receive push notifications throughout the fulfillment process. The admin panel will allow your team to review preorder requests, update pricing and order statuses, manage payments, trigger shipping notifications, and monitor all customer activity from one place. I'll implement secure authentication, REST APIs, payment gateway integration, real-time synchronization, and complete deployment support for your domain, App Store, and Google Play. The solution will include clean, well-documented source code, deployment guides, and post-launch support. I recommend Flutter for the mobile apps and Laravel or Node.js for the backend to ensure scalability, security, and easy maintenance. Could you please confirm which countries, currencies, payment gateways, and shipping regions you want to support at launch, and whether customers should pay immediately or only after your team confirms the final landed price?
$500 USD in 7 days
5.9
5.9

What stands out here is that the real challenge isn’t the website or the apps individually—it’s keeping the entire preorder workflow synchronized from the moment a customer submits a product URL through sourcing, payment confirmation, shipping updates, and final delivery. I’d build this around a single backend that powers the website, mobile apps, and admin dashboard so order status, pricing updates, and notifications stay consistent everywhere in real time. The first step would be defining the preorder lifecycle and approval flow, then implementing product submission, quote confirmation, payments, and status tracking on top of that. From there, push notifications, shipping events, and staff tools become straightforward extensions rather than separate systems. For mobile, I’d lean toward Flutter so both stores receive the same experience while reducing maintenance long-term. I’ve worked on large-scale commerce platforms before, including Shopify-based systems where payment flows and order management reliability were critical. One thing I’d also add is customer-side quote history and reorder capability, which tends to reduce repeat support requests. Do you already have a preferred payment provider, and will staff need different permission levels inside the admin dashboard?
$500 USD in 7 days
6.1
6.1

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