
Closed
Posted
Feature Specification Document (FSD)Project Name: Custom E-Commerce Ecosystem for Physical Book RetailTarget Platforms: Responsive Web (Admin & Customer), Mobile App (iOS & Android via Flutter)Business Model: Single-Vendor, Private Inventory (Direct-to-Consumer)1. Project OverviewThis project involves building a cohesive e-commerce ecosystem to sell physical books directly from a single inventory. The solution consists of three main components:Customer Web Storefront: A responsive website optimized for desktop and mobile [login to view URL] Mobile Application: A cross-platform app built using Flutter for iOS and [login to view URL] Admin Panel: A secure web dashboard for inventory management, order processing, and sales tracking.2. Core Architecture & Shared DatabaseTo ensure consistent data across web and mobile apps, both front-ends must communicate with a shared backend and [login to view URL]: Relational (e.g., PostgreSQL via Supabase) or NoSQL (e.g., Firestore) to store book data, user profiles, and order [login to view URL]: Unified login system. Users registered via the website can log into the mobile app using the same [login to view URL] Storage: Cloud storage (e.g., AWS S3 or Firebase Storage) optimized for high-quality book cover images.3. Detailed Feature BreakdownModule 1: Customer Experience (Web & Flutter App)Authentication & ProfileSign Up / Login: Email/Password login and Social Login (Google & Apple Sign-In).Profile Management: Save delivery addresses, manage contact details, and view order [login to view URL] DiscoveryHome Screen / Landing Page: Curated sections (e.g., "New Arrivals," "Bestsellers," "Genres").Advanced Search: Global search bar indexing Book Title, Author Name, and [login to view URL] & Sorting: Filter by Genre, Price Range, and Language. Sort by Price (Low to High), Popularity, and Release [login to view URL] Detail Page: High-resolution cover display, title, author, publisher, publication year, ISBN, binding type (paperback/hardcover), stock status, synopsis, and verified customer [login to view URL] Cart & CheckoutCart Management: Add/remove items, update quantities, and view dynamic [login to view URL] Workflow: 3-step checkout (Address Selection → Payment Selection → Order Summary).Payment Gateway Integration: Secure integration with local payment processors (e.g., Razorpay, Stripe) supporting UPI, Credit/Debit Cards, and Net [login to view URL] Calculation: Automatic calculation of delivery fees based on the delivery pin [login to view URL] Post-PurchaseOrder Tracking: Visual progress bar showing order milestones (Ordered → Shipped → Out for Delivery → Delivered).Push Notifications (App Only): Automated system notifications for order updates and tracking [login to view URL] Notifications (Web/App): Transactional emails for order confirmation and dispatch [login to view URL] 2: Unified Admin Panel (Web Dashboard Only)Inventory & Catalog ManagementAdd / Edit Books: Form fields for Title, Author, ISBN, Publisher, Genre, Description, Price, and Cover Image [login to view URL] Tracking: Real-time inventory count tracker that automatically decrements when an order is successfully placed. Low-stock alert [login to view URL] & Logistics ProcessingOrder Dashboard: Centralized queue showing all incoming orders sorted by status (Pending, Paid, Shipped, Cancelled).Courier Integration: Integration with shipping aggregators (e.g., Shiprocket) to generate shipping labels, manifest sheets, and tracking IDs directly from the [login to view URL] Management: Manual override to update order status if [login to view URL] AnalyticsBasic Reports: Dashboard charts showing Total Revenue, Number of Orders, and Top-Selling Books over daily, weekly, and monthly periods.4. Non-Functional RequirementsPerformance & SecurityImage Optimization: Automatic resizing and compression of book cover images to webp format to ensure rapid page load [login to view URL] Protection: Enforcement of HTTPS encryption across all platforms and adherence to secure payment handling guidelines (PCI-DSS compliance via payment gateways).Offline Handling (App): Flutter app caching to allow users to view previously loaded book catalogs when offline.5. Technology Stack RecommendationsMobile App: Flutter (Dart) for iOS and Android [login to view URL] Front-End: React.js or [login to view URL] for the customer storefront; React.js or Tailwind CSS for the Admin [login to view URL] / Database: Supabase or Firebase (minimizes backend development hours and provides production-ready scaling). Additionaly, Recharge & Billpayments Api(b2c & b2b), Irctc Ticket Booking through aggregator (b2b),and flight booking(b2b) api need to be integrate.
Project ID: 40625352
90 proposals
Remote project
Active 2 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
90 freelancers are bidding on average ₹941 INR/hour for this job

Hello, I checked your "Custom E-Commerce Platform for Book Retail" project and it looks like the focus is on delivering a clean, responsive website that works well across all devices. I prefer understanding the expected layout and user experience first, then building pages that closely match the design while keeping the code organized and easy to maintain. Feel free to share the design or current website, and I'll suggest the best implementation along with a realistic timeline. Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
₹750 INR in 1 day
7.7
7.7

Your project for a custom e-commerce ecosystem for physical book retail is well-defined, and I appreciate the clarity in your requirements. The integration of multiple APIs, including Recharge & Bill Payments and IRCTC Ticket Booking, presents a unique challenge that I am well-prepared to tackle. Ensuring seamless communication between these services and your unified admin panel will be crucial for a smooth user experience. I understand the importance of a shared database architecture, and I recommend using PostgreSQL via Supabase to manage your book data, user profiles, and order histories efficiently. This will facilitate real-time updates across both the web storefront and mobile app, ensuring that your inventory is always accurate and up-to-date. For the mobile app, I will implement Flutter to create a responsive and engaging user experience, while also ensuring that the caching for offline access is optimized. Additionally, I will focus on the security aspects, including HTTPS enforcement and PCI-DSS compliance for payment processing, to protect user data. Could you clarify if you have a preferred payment gateway for the integration, or are you open to suggestions? Looking forward to the opportunity to work together on this exciting project. Rajavel Flutter Developer | React.js | API Integration
₹999 INR in 10 days
6.4
6.4

Hello 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. I am having expertise in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native and for web and backend on react js and node js, Python Django and php CodeIgniter mvc and Laravel. Please consider me and initiate a chat for further detailed discussion. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)
₹1,000 INR in 40 days
6.5
6.5

I can build your complete e-commerce ecosystem with a shared backend, Flutter app, responsive web, and secure admin panel. I’ve developed Flutter apps with Supabase/PostgreSQL, payment gateways, inventory, and API integrations. I can also handle Recharge, IRCTC, and flight booking APIs. Can we discuss your preferred tech stack and timeline?
₹1,000 INR in 40 days
6.0
6.0

With over 8 years of experience as a Full Stack Developer and expertise in custom website and mobile app development using technologies like Flutter, PostgreSQL, and more, I am confident in my ability to deliver a successful and user-friendly e-commerce platform tailored specifically for your physical book retail needs. I thoroughly understand the importance of a shared database system for consistent data across multiple platforms and have worked with both Relational and NoSQL databases extensively. Lastly, but equally importantly, as an AI solutions expert, I am always looking for ways to enhance business efficiency through automation. So, I can assure you that not only will your platform be optimised to handle high traffic and perform smoothly at all times but also protect user data enforcing HTTPS encryption along with adhering to secure payment handling guidelines. My primary goal is to provide you with a solution that is not only highly functional but also entirely secure. With passion and dedication, I will transform this project into an efficient reality; let's start work on making your vision into something incredible; together. Looking forward to being a part of your incredible journey. Best regards, Vimal
₹750 INR in 40 days
5.2
5.2

As an experienced full-stack web and mobile app developer, I've built a solid reputation for creating scalable, secure, and user-friendly applications. I believe my skills perfectly align with your project requirements, from developing the customer-facing website and mobile application to managing the unified admin panel. With five years of experience in PHP, Node.js, Laravel, React Native, Flutter, and more, I confidently assure you of clean code quality that adheres to best practices. Additionally, my expertise extends to seamless API integrations, database management like PostgreSQL and Firestore (as mentioned), payment gateway integration (e.g. Stripe), and extensive experience with responsive web design using HTML5/CSS3. My proficiency doesn't only lie in just building solutions but also in ensuring their constant high performance. I would guarantee smooth image optimization for the book cover images resulting in quick loading times thereby enhancing user experience. You can trust me to deal with sensitive data securely under HTTPS while providing PCI-DSS compliance for secure payment handling according to the project's non-functional requirements.
₹750 INR in 40 days
4.8
4.8

As a seasoned Senior Software Architect and Full-Stack Developer, I offer you the benefits of my 20+ years of experience in building highly scalable and secure applications. With a specialized focus on strong engineering practice integrated with modern AI capabilities, I can assure you an intelligent, future-proof custom e-commerce platform for your book retail endeavour. I have a proven track record in database management, and I am highly proficient in PostgreSQL which can be great for handling your single-vendor, private inventory needs. Furthermore, I have successfully developed unified admin panels similar to what your project requires to manage inventories efficiently. Not only do I bring the necessary technical skills like Flutter for mobile app development and web design proficiency including user-friendly interfaces via Tailwind, Bootstrap, HTML5 and CSS3 for responsive design; but my long-standing commitment to long-term collaboration and peak technical performance add even more value to the table. Let's build a system that increases efficiency while unlocking new opportunities! So if you’re looking for a developer who can not only meet your functional requirements but also enhance it by leveraging on AI tools and cloud technologies to increase efficiency and unlock new value; if you're passionate about clear communication and predictable delivery timelines required for successful development, let's connect! Together we can build something impactful.
₹800 INR in 40 days
4.5
4.5

As a Full Stack Developer with an intensive focus on building scalable, high-performance applications like the ones needed for this project, I am confident in my abilities to deliver precisely what you need – a custom, secure, and intuitive e-commerce platform. My proficiency in Laravel, React.js, Node.js, PHP, JavaScript, Flutter, Kotlin, and various other modern development frameworks aligns perfectly with the tech stack required for your project. And that is not all. I have an unyielding commitment to clean architecture and long-term maintainability, which are crucial for the smooth functioning of any software solution’s lifecycle. My experience in web application development, custom software development and especially mobile app development through Flutter will ensure you obtain cross-platform functionality without compromising on quality. I understand the importance of responsive web storefronts designed for different devices as well as the necessity of concurrency on both iOS and Android platforms through flutter - making sure you don't miss users due to the device preference. A project like this requires a robust payment gateway system, something that has been fortuitously among my core expertise. I have integrated various payment gateways so am familiar with their difficulties/tips - cryptocurrencies and local payment processors like Razorpay are on that list too! Moreover, my implementation of relational databases like PostgreSQL will ."
₹1,000 INR in 40 days
4.2
4.2

This is more than an online bookstore—you're building a unified commerce platform where the website, Flutter app, and admin panel all operate from the same inventory and customer data. The challenge is designing the architecture so e-commerce, analytics, and future B2B services work together without becoming fragmented. I'd start by defining the shared backend using Supabase or Firebase, ensuring authentication, inventory, orders, and user profiles remain synchronized across the web and mobile apps. From there, I'd build the customer experience with advanced search, filters, secure checkout, payment gateway integration, shipping calculations, order tracking, push/email notifications, and offline catalog caching. The admin portal would focus on catalog management, stock automation, courier integration, order processing, and sales analytics, while keeping media optimized and security aligned with payment standards. Finally, I'd integrate the recharge, bill payment, IRCTC, and flight booking APIs through modular service layers so they're isolated from the core bookstore logic and easier to maintain. I've worked on full-stack platforms involving React, Flutter, cloud backends, payment gateways, third-party APIs, and admin systems where multiple applications shared a single source of truth.
₹750 INR in 40 days
4.0
4.0

Dear Client, I can build your complete single-vendor eCommerce ecosystem for physical books with a responsive website, Flutter mobile app, and a secure admin panel. I have 6+ years of experience in developing custom eCommerce websites and mobile applications. I understand your requirement for a shared database, user authentication, inventory management, order tracking, payment gateway integration, shipping API, analytics dashboard, and Flutter app for both Android and iOS. I can also integrate Recharge & Bill Payment APIs, IRCTC ticket booking API, and Flight Booking API through your preferred aggregators while ensuring a secure and scalable solution. I can share my similar eCommerce and Flutter project links in the chat box. Looking forward to your response on chat box. Thanks.
₹750 INR in 40 days
2.8
2.8

Hi, this project is a great fit for my experience in building e-commerce platforms, Flutter mobile apps, admin dashboards, and API-based integrations. I can develop a complete book retail ecosystem with a responsive web store, iOS/Android app, and unified admin panel including product management, inventory tracking, user accounts, checkout, payment integration, order tracking, notifications, and sales analytics. I can also integrate Recharge & Bill Payment APIs, IRCTC ticket booking APIs, and flight booking APIs while ensuring secure transactions and smooth user experience across all platforms. I focus on scalable architecture, clean development, and easy-to-manage solutions. I’d be happy to discuss your requirements and share the best approach, timeline, and roadmap.
₹900 INR in 40 days
2.2
2.2

With over a decade of experience in IT solutions, my team and I believe we are exceptionally equipped to tackle your custom e-commerce ecosystem project. From building responsive websites to crafting native iOS and Android apps, my team has displayed mastery over a wide range of technologies. Additionally, we have demonstrated proficiency in all the critical aspects you've highlighted, such as Payment Gateway Integration and Software Development. All these factors combined showcases our ability to develop a robust, cross-platform system that will not only resonate with booklovers but also ensure streamlined functionality and user-friendly features. A noteworthy aspect of our expertise lies in the development of a unified login system that offers seamless user experience across different platforms. Having successfully implemented this before, we understand the value it adds to the overall user journey. Moreover, our profound knowledge of working with relational and NoSQL databases would ensure smooth communication between your front-end applications and shared backend.
₹1,000 INR in 40 days
2.1
2.1

With a rich background in full-stack and e-commerce development, I am confident in my ability to take on your project. From handling massive databases like PostgreSQL to utilizing systems like Supabase and AWS S3 for streamlined performance, I can ensure an advanced-tech e-commerce platform tailored specifically for your needs. My proficiency with Flutter will also create an intuitive mobile experience - enhancing the accessibility of your physical book retail app. In building this unified admin panel, I'll leverage on my diverse technology abilities spanning, Laravel, FastAPI and Spring Boot so that inventory management, order processing and sales tracking becomes seamless. My skills will be exceedingly beneficial in incorporating payment gateways (Razorpay, Stripe) and integrating with shipping aggregators(shiprocket). Ultimately, I am not just about creating products. I believe in long-term collaboration; offering not just the project delivery but also post-project support. With my deep appreciation for scalable solutions and clean code practices, your new e-commerce platform will be prepared to handle even the most dynamic market conditions. Let's build an exceptional product together that will add robust value to your business!
₹1,000 INR in 40 days
1.6
1.6

Hello, We reviewed your FSD - a single-vendor book e-commerce ecosystem: a Flutter iOS/Android app plus a responsive React/Next storefront on a shared Supabase/Firebase backend, with unified auth, catalog/search/filters, cart and 3-step checkout, Razorpay/Stripe payments, Shiprocket courier integration, order tracking, push/email notifications, and an admin panel with inventory and sales analytics - plus the recharge, billpay, IRCTC and flight aggregator APIs. This is our core stack. We build Flutter apps and React/Next web on shared backends and integrate all major payment and logistics APIs. Team of 20. One question: Supabase or Firebase for the shared backend, and which aggregators have you picked for recharge/IRCTC/flight so we scope those integrations? - APIE Technologies
₹1,000 INR in 40 days
1.6
1.6

Hello, this is a well-planned project, and I can help build the complete ecosystem with the web store, Flutter apps, admin panel, and shared backend so everything stays connected and easy to manage. I'll keep the architecture scalable from day one and handle the third-party API integrations without affecting the core platform. By the way, will the recharge, bill payment, IRCTC, and flight booking APIs be provided by your aggregator, or would you like me to recommend suitable providers as well?
₹1,000 INR in 40 days
1.3
1.3

Hello, I'm bharghav, a web development professional with 10 years of experience in creating robust online solutions. My expertise aligns perfectly with building dynamic and efficient web platforms. I've thoroughly reviewed your Custom E-Commerce Platform for Book Retail project, including the detailed FSD and additional API integrations. I understand the need for a cohesive web storefront, admin panel, and the integration of recharge, bill payments, IRCTC, and flight booking APIs. I will leverage my web development skills to deliver a comprehensive and professional solution. Please initiate a chat, and we can discuss the project in more detail. Best regards,
₹875 INR in 3 days
0.1
0.1

Hi, I can develop the complete e-commerce ecosystem covering the responsive web store, Flutter Android/iOS app, and unified admin panel with a shared backend. The platform can include book catalogue, advanced search/filtering, cart and checkout, Razorpay/Stripe, shipping integration, order tracking, push/email notifications, inventory management, analytics, and secure authentication. I can also integrate the Recharge & Bill Payments, IRCTC aggregator, and B2B flight booking APIs within the same ecosystem. Happy to discuss the API requirements and overall architecture.
₹850 INR in 40 days
0.0
0.0

Hi there! I'm Shivani, and I'm truly passionate about empowering traditional businesses with powerful custom e-commerce platforms. Having worked extensively in mobile app development (specifically Flutter) and web development with a strong focus on e-commerce, your project is right up my alley. With my experience in payment gateway integration and building responsive websites, I will ensure your customers have a secure and swift checkout process. Additionally, given that your business model involves a single-vendor and private inventory operation, I understand the importance of real-time updates and inventory management. I'm confident that my knowledge of backend technology, such as PostgreSQL or Firestore, will help us establish this seamlessly. Furthermore, as an AI enthusiast, my skills extend beyond mere coding: with the aid of AI tools and workflow automation techniques, we can build a performant system without compromising on security – which is paramount for any retail project.
₹800 INR in 40 days
0.1
0.1

Hi, Your vision goes beyond an online bookstore—it's about building a scalable e-commerce ecosystem with a unified web platform, Flutter mobile app, and admin panel backed by a shared database. We can deliver a secure, high-performance solution that supports inventory, payments, analytics, and future B2B integrations. What We'll Deliver ✔ Responsive Web Store & Flutter Mobile App ✔ Unified Admin Panel & Inventory Management ✔ Secure Authentication & Payment Gateway Integration ✔ Shiprocket, Recharge/Bill Payment, IRCTC & Flight API Integration ✔ Analytics Dashboard, Documentation & Deployment Support A couple of quick questions: • Have you finalized the backend platform (Supabase or Firebase), or would you like us to recommend the best option based on scalability and cost? • Which aggregator will you use for Recharge, IRCTC, and Flight Booking APIs, or should we help you select one? About Us I'm associated with MEGAMAX Services Pvt. Ltd., leveraging our 10+ years of experience in eCommerce, Flutter, React, payment gateways, API integrations, and enterprise software development. We'd be excited to build a future-ready platform that delivers a seamless experience across web, mobile, and admin while supporting your long-term business growth. Best Regards, Karn
₹800 INR in 40 days
0.0
0.0

Hi, I can develop the complete single-vendor book e-commerce ecosystem, including the responsive website, Flutter app (iOS & Android), and admin panel with a shared backend. I have experience building scalable applications with Flutter, modern web technologies, payment gateway integration, and inventory management. I'd be happy to discuss the project in more detail and suggest the best architecture for a reliable, scalable solution. Thank you. If you'd like, I can also make it sound more premium or more client-friendly while keeping it short.
₹750 INR in 40 days
0.1
0.1

Guwahati, India
Member since Jul 28, 2026
₹37500-75000 INR
₹750-1250 INR / hour
₹100-400 INR / hour
₹1500-12500 INR
₹1500-12500 INR
₹1500-12500 INR
$250-750 USD
$10-30 USD
$30-250 USD
₹12500-37500 INR
₹1500-12500 INR
₹250000-500000 INR
₹1500-12500 INR
₹12500-37500 INR
$250-750 USD
$30-250 USD
$10-30 USD
₹37500-75000 INR
₹400-750 INR / hour
$20 USD
$3000-5000 USD