System Requirements Document (SRD)

Project Name: strong-ecommerce

1. Introduction

The strong-ecommerce project aims to build a dynamic, full-stack e-commerce platform similar to Amazon, Flipkart, Meesho, Blinkit, and Noon.com. The platform will cater to a general-purpose marketplace, offering a wide range of products across various categories. It will be modular, secure, scalable, and user-friendly, adhering to modern web development practices.

This document outlines the system requirements for strong-ecommerce, including functional and non-functional requirements, user personas, design concepts, technical stack, and assumptions.

2. System Overview

The strong-ecommerce platform will provide users with a seamless shopping experience, allowing them to browse, search, and purchase products. It will include features such as user registration, product listing, cart management, payment integration, and order tracking. The system will also include an admin panel for managing products, categories, users, and orders.

The platform will be built using modern technologies, ensuring scalability, security, and responsiveness. It will cater to users in India (IN), with locale-specific defaults such as INR currency, IST timezone, and regional payment gateways like Razorpay.

3. Functional Requirements

User Module

• As a User, I should be able to register and log in securely using password hashing.
• As a User, I should be able to manage my profile and address details.
• As a User, I should be able to view my order history.

Product Module

• As a User, I should be able to browse products by categories and subcategories.
• As a User, I should be able to search for products and apply filters (price, rating, brand).
• As a User, I should be able to view detailed product pages with images, descriptions, and reviews.

Cart & Checkout

• As a User, I should be able to add or remove products from my cart.
• As a User, I should be able to update product quantities in my cart.
• As a User, I should be able to proceed to checkout and select an address for delivery.
• As a User, I should be able to apply coupons or discounts during checkout.

Payment Integration

• As a User, I should be able to choose between Cash on Delivery (COD) or online payment options.
• As a User, I should receive order confirmation and an invoice after payment.

Order Management

• As a User, I should be able to place orders and track their status (Pending, Shipped, Delivered).
• As a User, I should be able to cancel or return orders.

Review System

• As a User, I should be able to rate products (1–5 stars).
• As a User, I should be able to write reviews with comments.

Admin Panel

• As an Admin, I should be able to log in securely.
• As an Admin, I should be able to view a dashboard showing total sales, users, and orders.
• As an Admin, I should be able to manage products (Add/Edit/Delete).
• As an Admin, I should be able to manage categories.
• As an Admin, I should be able to manage users.
• As an Admin, I should be able to manage orders.

Advanced Features

• As a User, I should be able to add products to a wishlist.
• As a User, I should be able to view recently viewed products.
• As a User, I should receive email notifications for order confirmations.
• As a User, I should be able to upload images with a preview option.
• As a User, I should experience pagination and lazy loading for product listings.
• As a User, I should experience AJAX-based cart updates without page reloads.
• As a User, I should navigate using SEO-friendly URLs.

4. User Personas

Admin

• Role: Manages the platform, including products, categories, users, and orders.
• Needs: Secure login, dashboard insights, and efficient management tools.

Registered User

• Role: Shops on the platform, tracks orders, and writes reviews.
• Needs: Easy navigation, secure transactions, and personalized experiences.

Guest User

• Role: Browses products without registration.
• Needs: Access to product listings and details, with an option to register or log in.

5. Visuals Colors and Theme

Color Palette

• Background: #F5F5F5 (Soft Gray)
• Surface: #FFFFFF (Pure White)
• Text: #333333 (Dark Charcoal)
• Accent: #FF6F61 (Vivid Coral)
• Muted Tones: #B0BEC5 (Muted Blue-Gray)

Theme

The design will be clean and modern, with a focus on usability and aesthetics. The color palette reflects a balance between professionalism and warmth, appealing to a wide audience.

6. Signature Design Concept

Interactive Product Carousel Homepage

The homepage will feature a bold, interactive product carousel that dynamically rotates through featured categories. Each category will be represented by a 3D card that flips to reveal product highlights when hovered over.

• Animation: Smooth transitions between cards, with hover effects that expand and reveal details.
• Interaction: Users can swipe or click to navigate through categories.
• Color Shifts: Accent colors will subtly change based on the category being displayed.
• Micro-Interactions: Buttons and icons will have subtle animations, such as bouncing or glowing.

This design will create an unforgettable first impression, drawing users into the platform and encouraging exploration.

7. Non-Functional Requirements

• The system must handle at least 10,000 concurrent users.
• The platform must be mobile-responsive and optimized for various screen sizes.
• All data must be encrypted during transmission and storage.
• The system must have a modular architecture for easy scalability.
• The platform must load within 3 seconds on average.

8. Tech Stack

Frontend

• React for Web
• React Native for Mobile App

Backend

• Python
• FastAPI

Database

• MySQL (preferred) or MariaDB for RDBMS
• MongoDB for NoSQL

AI Models

• GPT 5.4 for user-friendly responses
• Claude 4.6 Opas for coding assistance

AI Tools

• Langchain
• Litellm for LLM Routing

Orchestration

• Docker and docker-compose for local development
• Kubernetes for server-side orchestration

9. Assumptions and Constraints

• The platform will primarily target users in India, with INR as the default currency.
• Razorpay will be the primary payment gateway, with Stripe as an alternative.
• The system will be hosted on a cloud platform for scalability.
• Development will follow Agile methodology, with iterative releases.

10. Glossary

• RDBMS: Relational Database Management System.
• NoSQL: Non-relational database for unstructured data.
• AJAX: Asynchronous JavaScript and XML, used for dynamic updates without page reloads.
• SEO: Search Engine Optimization, improving visibility on search engines.
• IST: Indian Standard Time.