B2B Trading Platform

AutoTrader

Bangladesh

A comprehensive B2B car trading platform connecting dealers, importers, and buyers with secure authentication and advanced search.

Technology Stack
Next.js 14SupabasePrisma ORMJWT Auth
AutoTrader Platform
Live Platform
Production Ready
PROJECT OVERVIEW

About the Project

AutoTrader BD is a comprehensive B2B car trading platform designed specifically for the Bangladesh automotive market. The platform connects car dealers, importers, and buyers through a sophisticated web application featuring advanced search capabilities, role-based access control, and comprehensive admin management tools.

Built with Next.js 14, Supabase, and Prisma ORM, AutoTrader handles complex business workflows including JWT authentication, multi-tenant user management, vehicle listing management with automated expiry, purchase application processing, and detailed activity tracking. The platform supports 24+ active users with 58+ vehicle listings and comprehensive analytics.

AutoTrader Platform Overview
REQUIREMENTS & CHALLENGES

Complex B2B Requirements

Building a production-ready B2B automotive trading platform required solving several complex challenges. We implemented multi-tenant authentication with role-based access control supporting Admin, Dealer, Buyer, and hybrid roles with granular permissions and JWT-based security. The platform features a sophisticated vehicle management system handling reconditioned and used cars with complex specifications, auction grades, multiple document types, and automated listing expiry management. We developed a comprehensive admin panel with user verification workflows, listing approval systems, application management, and detailed activity tracking. Additionally, we implemented advanced search and filtering with multi-parameter queries, real-time availability updates, and market price insights to help buyers make informed decisions.
OUR SOLUTIONS

Our Approach

We built a comprehensive full-stack solution combining modern web technologies with a robust database architecture and secure authentication system.

Web Platform - Home Page
WEB PLATFORM

Modern Web Experience

Next.js 14 powered web application with server-side rendering, optimized performance, and responsive design for seamless browsing across all devices.

Advanced Search

Multi-parameter filtering with real-time results and saved searches

Secure Authentication

JWT-based authentication with role-based access control

Vehicle Listings

Comprehensive listings with specifications, images, and documentation

Admin Dashboard - Management Panel
ADMIN PANEL

Complete Platform Control

Comprehensive admin dashboard for managing users, verifying dealers, approving listings, monitoring applications, and tracking all platform activities in real-time.

User Management

Verify dealers, approve registrations, manage roles and permissions

Listing Approval

Review and approve vehicle listings with documentation verification

Activity Tracking

Monitor all platform activities with detailed audit logs

Car Management System
CAR MANAGEMENT

Vehicle Listing Management

Advanced vehicle management system supporting both reconditioned and used cars with comprehensive specifications, grading systems, multiple image types, and automated expiry management.

Stock Management

Auto-generated stock IDs with unique tracking for each vehicle

Grading System

Auction grades, exterior/interior ratings, and JAAI certification

Expiry Management

Automated listing expiry with configurable periods and reminders

User Dashboard - Personal Management
USER DASHBOARD

Personalized Dashboard

Comprehensive dashboard for dealers and buyers to manage their listings, track purchase applications, monitor favorite vehicles, and analyze their trading activities with detailed insights.

My Listings

Create, edit, and manage your vehicle listings with real-time status

Applications

Track submitted and received purchase applications

Favorites

Save and organize vehicles you are interested in

Analytics

View detailed statistics about your trading activities

Purchase Application Management
APPLICATION SYSTEM

Streamlined Purchase Process

Simplified purchase application system allowing buyers to submit offers directly through the platform. Track application status, communicate with sellers, and manage all purchase inquiries from a centralized dashboard.

Quick Applications

Submit purchase applications with all required details in seconds

Direct Communication

Connect with sellers through integrated messaging system

Status Tracking

Monitor application progress with real-time status updates

Document Management

Upload and manage required purchase documentation securely

Market Price Insights
MARKET INSIGHTS

Data-Driven Pricing Intelligence

Make informed decisions with comprehensive market price insights. Analyze pricing trends, compare similar vehicles, and understand market dynamics with detailed analytics and historical data.

Price Analytics

View detailed price breakdowns and market comparisons

Market Trends

Track pricing trends over time for specific models and brands

Smart Comparisons

Compare prices across similar vehicles with matching specifications

Value Assessment

Get instant market value estimates based on vehicle condition

Admin Dealer Registration Management
DEALER VERIFICATION

Secure Dealer Onboarding

Comprehensive dealer verification system ensuring platform quality and security. Admin panel for reviewing business documents, verifying credentials, and approving dealer registrations with detailed business information.

Document Verification

Review business licenses, trade certificates, and TIN documents

Security Checks

Multi-step verification process ensuring legitimate businesses

Business Profiles

Complete dealer profiles with company information and history

Approval Workflow

Streamlined approval process with notification system

Complete Platform Solution

Web Application + Admin Dashboard + User Management

Complete Platform Overview
Browse Premium Vehicles
PLATFORM FEATURES

Powerful Trading Platform

Our comprehensive B2B platform makes car trading efficient and secure. From browsing vehicles to managing applications, everything is streamlined for your business.

TECHNOLOGY STACK

Built with Modern Technologies

The AutoTrader platform is built using Next.js 14 with App Router and server-side rendering for optimal performance and SEO. We leverage Supabase PostgreSQL as our real-time database with 42 carefully designed tables managing complex relationships. Prisma ORM provides type-safe database queries and migrations, ensuring data integrity across the platform. Authentication is handled through JWT tokens with 512-bit cryptographic security and bcrypt password hashing. The platform uses React Query for efficient data fetching and caching, Cloudinary for image and document storage, and Tailwind CSS for a modern, responsive interface. The architecture supports role-based access control with enum-based user roles (ADMIN, DEALER, BUYER, DEALER_BUYER) and comprehensive status management (PENDING, APPROVED, REJECTED, SUSPENDED).

RESULTS & METRICS

Platform Performance

24+

Registered Users

58+

Vehicle Listings

7+

Purchase Applications

79%

Approval Rate

Admin Dashboard Analytics

Admin Dashboard with Analytics

Comprehensive admin panel showing user statistics, listing approvals, and platform activity.

User Management System

User Dashboard Interface

Personal dashboard for managing listings, applications, and tracking trading activities.

Transforming Car Trading

For Dealers

  • Streamlined listing management with automated expiry
  • Direct access to verified buyers and their applications
  • Real-time notifications for purchase inquiries
  • Comprehensive analytics to track business performance
  • Secure document management and verification

For Buyers

  • Access to verified vehicle listings with complete documentation
  • Advanced search and filtering for finding perfect vehicles
  • Market price insights for informed decision making
  • Simplified purchase application process
  • Direct communication with verified dealers

Key Achievements

42

Database Tables

686+

Tracked Activities

100%

Secure Authentication

Need a B2B Trading Platform?

Let's build a custom trading solution that transforms your business operations and connects your market.

GET STARTED

Have a project idea in mind? Let's get started

We'll schedule a call to discuss your idea. After discovery sessions, we'll send a proposal, and upon approval, we'll get started.

RM

Ratan Mia

Co-Founder & Chief Digital Officer

Response within 24 hours

Free consultation & project estimation

NDA available upon request

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