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I’m rolling out a quick-commerce service and need a single code-base powering native iOS and Android apps together with a fully responsive web storefront. The site must behave like a true e-commerce platform—searchable catalogue, cart, secure checkout and live order status—while the mobile apps mirror the same experience for shoppers on the go. My priorities are: • One shared backend so inventory changes and price updates surface instantly across iOS, Android and Web. • Fast, intuitive user journeys from product discovery to payment. • A modular architecture that can absorb new features—real-time logistics, one-tap re-orders, loyalty, etc.—without rewrites. Deliverables 1. Wireframes and polished UI for phone, tablet and desktop breakpoints. 2. Production-ready builds: iOS (Swift/Flutter), Android (Kotlin/Flutter) and a JavaScript-based web front end. 3. Cloud-hosted backend with REST/GraphQL API, secure auth, payment gateway integration and admin dashboard. 4. Automated testing, performance tuning, app-store submissions and concise technical documentation. Clean, well-commented code and clear hand-over files are essential. If you have shipped similar on-demand or quick-commerce solutions, include live links or demo credentials so I can evaluate your approach quickly.
Project ID: 40603386
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85 freelancers are bidding on average ₹57,284 INR for this job

Hello, Your vision for a quick-commerce platform with a unified codebase for native iOS, Android, and a responsive web storefront aligns perfectly with my expertise. I understand the critical need for a shared backend to ensure instant inventory and pricing updates, coupled with fast, intuitive user journeys and a modular architecture ready for future growth. My approach will deliver a seamless e-commerce experience across all devices. I’m Waqas from Eclairios, a professional software engineer with over 7 years of experience in app and web development. I have successfully completed 128 projects, earning a 5.0 rating from satisfied clients. I specialize in mobile apps (Android, iOS, Flutter), website development, custom APIs, and backend solutions. My goal is to deliver high-quality, scalable solutions that meet your business needs. Why hire me? ★ 100+ Projects Completed with 5-star rating. ★ 3 months of free post-launch support ★ Expertise in advanced technologies and systems Let’s connect and discuss how I can help you with your project. Best regards, Waqas
₹57,624 INR in 7 days
8.4
8.4

Hello, I'd love to help with your "Multi-Platform Quick Commerce Build" project. I build fast, pixel-perfect static sites and landing pages in clean HTML5/CSS3 with Bootstrap or Tailwind — fully responsive across mobile, tablet, and desktop. For a fixed project involving mobile app development, iphone, android, html, web development, ios development, flutter, rest api, I translate Figma/PSD/XD designs into crisp, semantic markup that matches the design exactly. You'll get lightweight, cross-browser-tested code with smooth load times. I'd be glad to discuss the details and timeline — when can we connect? Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
₹37,500 INR in 16 days
7.9
7.9

Hello, With 10 years of experience in full-stack web and mobile application development, I build scalable eCommerce and on-demand platforms with a strong focus on performance and maintainability. For this project, I recommend React Native for iOS and Android, React.js for the web storefront, Node.js with REST APIs for the backend, and PostgreSQL for reliable data management. This architecture ensures all inventory, pricing, and order updates remain synchronised across every platform. My approach emphasises clean architecture, responsive UI, secure authentication, payment gateway integration, scalable APIs, automated testing, and cloud deployment. I'll deliver polished UI designs, production-ready applications, a powerful admin dashboard, well-documented code, and a smooth handover. I have experience developing marketplace and eCommerce solutions and would be glad to discuss your quick-commerce workflow and long-term expansion plans. Best regards
₹37,500 INR in 7 days
7.1
7.1

As an accomplished Full Stack Developer with 8+ years of experience, I can confidently attest to my ability and dedication to fulfilling your project's requirements. My expansive skillset uniquely qualifies me for this undertaking as it perfectly aligns with what you're in need of. From Website and Mobile Development using platforms like React, Laravel, Flutter, iOS, Android to REST API creation and maintenance, I'm more than capable of delivering every essential aspect of your project. Additionally, over the years, I've built a strong portfolio that includes successful projects similar to yours. I have developed on-demand service applications with robust UI/UX designs involving quick-commerce functionalities. Time after time, clients attest to both the quality and scalability of my solutions – a core preference you have identified in your project description. I understand that this project is about bringing your vision to life - creating a seamless multi-platform commerce experience that surpasses expectations. With my blend of technical expertise, ability to deliver fast results without compromising on quality, a meticulous approach towards maintaining clean code and comprehensive technical documentation along the way; I believe that I am the ideal candidate you need for this job. Let's collaborate and transform your vision into a top-of-the-line reality!
₹57,500 INR in 7 days
6.4
6.4

Your project calls for a tightly unified quick-commerce system across iOS, Android, and web, with real-time sync and an extendable backend. I recently helped a food delivery startup launch their multi-platform app with shared inventory and live order tracking, which faced the same challenges you describe. To ensure instant inventory and price updates, I’d use a single backend with GraphQL subscriptions for real-time data push. On the front end, Flutter can deliver native-like performance across iOS and Android from one code base, while a React or Vue web app shares the same APIs and UI patterns for a consistent experience. A modular design with clear APIs will let us integrate features like one-tap reorder or loyalty programs later without massive rewrites. I can also provide detailed wireframes covering all breakpoints to nail usability and flow before we build. Do you have a preferred payment gateway or auth system in mind? And should the admin dashboard be tailored for non-technical staff or is it mainly for managers? I can start wireframing right away and deliver working builds with thorough tests and docs. Ready to get your quick-commerce platform live smoothly and fast.
₹37,500 INR in 7 days
6.0
6.0

As your guide towards transforming your quick-commerce service into a reality, I, Mubeen, have the undaunted technical proficiency and pertinent experience across multiple platforms encompassing iOS, Android, and web development that will certainly enable me to deliver what you need. Additionally, I am skilled in cross-compatibility technologies such as Flutter, which ensures shared working backends and swift adaptation to new features - such as the real-time logistics and one-tap re-orders you've envisioned. To complement this adaptability requirement, Web Crest has been ardently crafting solutions that meet evolving needs while ensuring simplicity and speed throughout. Our commitment towards intelligible and scalable coding matches your priorities - allowing for immediate updates in inventory or any other critical changes across all platforms. In our pursuit of excellence, we place significant importance in returning projects with polished UI design and thoroughly-tested quality - attributes that are essential to both the user experience you strive for as well as our approach of delivering work that withstands the test of time. Furthermore, our expertise in REST/GraphQL API integraitons, cloud-hosted backend systems, secure authentication techniques and payment gateway integrations align assuredly with your requirements for a trustworthy front-end platform.
₹40,000 INR in 4 days
6.4
6.4

Hello, I can build your quick-commerce platform using Flutter for iOS and Android, along with a responsive JavaScript-based web application backed by a single scalable backend. The architecture will support real-time inventory updates, secure payments, live order tracking, and future enhancements such as loyalty programs and one-tap reorders. The solution will include: * Mobile apps and responsive web storefront * Shared backend with secure APIs and admin dashboard * Search, cart, checkout, and live order status * Payment gateway integration and secure authentication * Automated testing, deployment, and app store submission support * Clean, well-documented source code with complete handover documentation I'm experienced in building scalable e-commerce and on-demand applications and can deliver a modular, production-ready solution designed for future growth. Lets discuss on chat. Regards, Abhishek
₹56,250 INR in 7 days
5.7
5.7

With over five years as a Full Stack Web and Mobile App Developer, I'm well-equipped to handle your Multi-Platform Quick Commerce Build project. My ability to create seamless frontend and backend solutions means I can establish a single code-base powering native iOS and Android apps alongside your web storefront. I've gained extensive expertise in HTML, JavaScript, API integration, database management, performance optimization, and more that has prepared me for delivering clean, optimised, and maintainable code - something that is essential for creating the seamless experience you require for your on-demand commerce platform. On top of this, my experience with React Native and Flutter make me a perfect fit to develop your mobile apps. My commitment to quality and efficiency has been consistent throughout my career. I strongly believe this project deserves someone like me who can build a modular architecture capable of absorbing new features without rewrites. Choose me as your developer and I promise not only to meet all your requirements but also to provide end-to-end support until the delivery.
₹56,250 INR in 7 days
5.1
5.1

Hi there, we are a team of Full Stack Web and Mobile App developers and we can do this project in no time. Thanks Ashish Kumar.
₹56,250 INR in 7 days
5.0
5.0

Hi, I'm a Flutter/Dart developer with hands-on experience building and shipping production apps across fintech, healthcare, education, and travel — currently live on both Play Store and App Store. A few examples from my portfolio: • Finnov & MinePay — fintech/payment apps with secure transactions and clean UX • PrayagEdu — school management app (Android + iOS) handling student/parent/teacher workflows • SNAH Caregiver & SNAH Users — dual-app healthcare ecosystem connecting caregivers with patients • MedNob AI & Jepluse — medical/health apps with AI-assisted features • Thatzal & Thatzal Trip — travel and trip-planning apps with booking flows • GetOurStay — property/stay booking platform • Lisners & Lisners Therapist — dual-sided therapy/audio platform for clients and therapists Across these projects, I've handled end-to-end development: clean architecture, state management (Bloc/Provider/GetX/RiverPod), REST/Firebase integration, push notifications, payment gateways, and smooth deployment to both Play Store and App Store. I focus on writing maintainable, scalable code and communicating clearly throughout — regular updates, honest timelines, and no surprises. I'd love to understand your project requirements in more detail and share how I can bring similar quality and reliability to your app. Happy to start with a quick call or share more code samples/case studies. Looking forward to working together. Best regards, Kishore Patidar
₹45,000 INR in 45 days
4.8
4.8

Hi, I'm Karthik (15+ yrs exp). I specialize in WordPress, WooCommerce, membership paywalls, and seamless site/SEO migrations. I will rebuild your interactive story site to scale and monetize: Commerce & Paywall: WooCommerce setup for digital/physical editions, Stripe/PayPal, and inline paywalled video playback. Buyer Verification: Secure FB comments & 5-star ratings restricted to verified buyers via stable membership plugins. Migration & SEO: Content transfer, legacy 301 redirects, schema, and RankMath/Yoast setup to preserve rankings. Timeline: 7–10 Days Availability: Immediate Structure: Fixed-Price (Milestone-based) Ready to start! Best, Karthik
₹74,250 INR in 7 days
5.1
5.1

As a seasoned Flutter developer and a big proponent of clean architecture, I see eye to eye with your project's needs of a single code-base powering multiple platforms, whether it's for native iOS and Android apps or for your responsive web storefront. My skillset in not just Flutter or mobile app development but also in Django/Node.js for the backend would ensure that your inventory changes and updates are instantaneously surfaced across all platforms, avoiding any inconsistencies. Moreover, I completely understand the crucial importance of providing fast, intuitive user journeys throughout the shopping experience for both mobile and web users. My clean architecture approach (BLoC/MVVM) would create a modular system which can easily accommodate new features without requiring any rewrites. This means, when you want to add features like real-time logistics or one-tap re-orders in the future, my architecture would allow it without making the entire system brittle.
₹56,250 INR in 7 days
4.7
4.7

Leverage my extensive experience to deliver a thoughtfully built, multi-platform Quick Commerce solution. I specialize in creating clean and scalable systems, designed with lasting success and future growth in mind. With a diverse skill set spanning across HTML, iOS Development, Mobile App Development, Web Development, and more- I can cater all the technical aspects of your project proficiently. My broad skills array means that I’m well equipped to handle complex requirements and offer tailored solutions according to your business identities. From crafting user-friendly wireframes to efficiently implementing polished UI for all the breakpoints- every task will be handled diligently. Enabling an impeccable shopping experience from product discovery till payment is at the heart of what I do. I understand your need for one shared backend for real-time updates without compromising performance, fast application processing time or app speed. My optimized use of technologies such as PHP/Laravel would facilitate seamless inventory management and secure checkouts across all platforms. Count on me for concise deliverables like automated testing, performance tuning, app store submissions plus clear handover files to ensure absolute comprehensibility post-delivery
₹40,000 INR in 6 days
4.4
4.4

Hello, I’ll build a shared Flutter UI for iOS and Android while using a GraphQL layer on AWS to push inventory updates instantly to the web storefront, ensuring the catalogue stays in sync across all devices. One edge case to watch is concurrent stock changes during flash sales; I’ll implement optimistic locking on the backend to prevent overselling. Do you already have a product catalog or should we design the data model from scratch? Thanks. Nemanja M.
₹37,500 INR in 4 days
4.1
4.1

Hi Evgenia here from Mexico I read your brief, the need for one shared backend that updates inventory instantly across iOS Android and Web really stands out and the modular future features like real‑time logistics show you want a scalable solution Plan is to set up a Flutter codebase for iOS and Android, a React web front end sharing the same Dart logic where possible, and a Node.js backend with GraphQL for fast data sync all hosted on AWS I have built multi‑platform commerce apps before focusing on clean architecture and SEO‑ready structure for the web storefront Questions for better understanding: 1 How do you prefer authentication flow – email/password social login or both and why it matters for seamless cross‑device experience 2 Which payment gateway are you targeting – Stripe Razorpay or another, so I can align the integration with your security and settlement needs Happy to plan the best way with you Thanks!
₹39,377 INR in 10 days
3.6
3.6

``` I can build a scalable quick-commerce platform with a shared backend that keeps product inventory, pricing, orders, and customer data synchronized across Flutter mobile apps and a responsive JavaScript web storefront. The solution will focus on fast shopping flows, secure payments, real-time order tracking, and an architecture ready for future logistics and loyalty features. 1. First, I will analyze the business workflow and design the complete system architecture, including customer app, web storefront, backend services, database structure, admin dashboard, and API communication. 2. I will create wireframes and high-fidelity UI designs for mobile, tablet, and desktop screens, ensuring smooth product discovery, search, filtering, cart management, checkout, and order tracking experiences. 3. I will develop the cross-platform applications using Flutter (iOS and Android) and build the responsive web frontend with modern JavaScript frameworks, sharing reusable components and maintaining consistent user experiences. 4. I will implement the backend with REST/GraphQL APIs, secure authentication, product and inventory management, order processing, payment gateway integration, notifications, and admin controls. 5. I will handle technical challenges such as real-time inventory synchronization, high-speed product search.,..
₹65,000 INR in 25 days
3.7
3.7

Having developed and launched numerous robust and scalable applications, I am confident in my ability to meet and exceed your expectations with your quick-commerce project. Notably, I have extensive experience with the technologies you've outlined, including JavaScript for web development and Flutter for iOS and Android, enabling cross-platform consistency. It's crucial to ensure all elements of your service are synchronized seamlessly, and that's precisely what I do best. My approach to architecture aligns perfectly with your project goals. I adopt a modular design concept, which ensures the easy integration of new features as demanded by your business without requiring substantial rewrites. My understanding of logistics, user experience optimization, and loyalty programs will likely play a significant role in enhancing your platform too. Moreover, being fully engaged with coding methodologies, I will deliver impeccably commented code accompanied by concise technical documentation that simplifies any handover processes. With my focus on quality work, effective communication, and lasting support - demonstrated throughout my five-year career - I aim to build a long-term partnership by helping you bring your multi-platform Quick Commerce vision to life successfully.
₹70,000 INR in 7 days
3.8
3.8

Hi — Abror-Yakubov here from Uzbekistan, "QUICK COMMERCE MOBILE APPS" — you need one reliable system across apps, web, and orders. I would use Flutter with a shared backend API so product, stock, and order updates stay consistent across iOS, Android, and web. The important part is building the order flow and data structure cleanly now so features like delivery tracking and loyalty can be added later. I would keep the backend modular with secure login, payments, and admin controls separated from the customer apps. Which payment gateway and delivery tracking method do you want to use for the first release? Looking forward to working with you.
₹38,250 INR in 4 days
3.2
3.2

Hello, I understand you are looking to develop a multi-platform quick-commerce solution with a shared backend for seamless inventory updates and pricing across iOS, Android, and Web. Your focus on fast user journeys and a modular architecture for future scalability is key. With my expertise in full-stack development, I can create wireframes and polished UI designs for various devices, build production-ready apps using Swift/Flutter (iOS), Kotlin/Flutter (Android), and a JavaScript-based web front end. I will ensure a cloud-hosted backend with REST/GraphQL API, secure authentication, payment gateway integration, and an admin dashboard for easy management. I have experience in delivering similar on-demand solutions and can provide live links for evaluation. My commitment to clean code, thorough testing, and detailed documentation guarantees a smooth handover process. Let's discuss further to outline a technical approach tailored to your project. Feel free to open a chat to explore how we can bring your quick-commerce service to life seamlessly. Sincerely, Rajesh Rolen
₹56,300 INR in 7 days
3.0
3.0

As a software developer with a penchant for mobile and web development, I'm excited about your Quick-Commerce project. My extensive skills in developing multi-platform applications catering to both iOS and Android will be invaluable in creating a unified and efficient user experience. Having developed applications using Swift, Kotlin, and Flutter, I can easily transition between these languages to fit the exact needs of the project. Moreover, my expertise extends beyond mere development; I have a deep understanding of modular architecture and REST/GraphQL API implementation. This enables me to create scalable solutions that can seamlessly absorb new features - an essential quality for your project. Lastly, my approach is focused on delivering clean code, automation testing, performance tuning, as well as app-store submissions - leaving no stone unturned. Partnering with me allows you to leverage a balance between precision-oriented execution and a holistic understanding of what businesses need – a combination that would undeniably elevate your project’s outcome.
₹37,500 INR in 4 days
3.1
3.1

Gangtok, India
Member since Jul 25, 2026
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