Digital Asset Social Marketplace Development

Job ID: 40575770

Budget: $250 – $750 USD

We are looking for an experienced team or individual to build a modern digital marketplace and social platform where users can buy and sell digital assets such as websites, domains, online businesses, SaaS products, e-commerce stores, apps, source code, digital services, and other legally transferable online assets.
The platform should be similar to a combination of Facebook Marketplace, Flippa, and a social network, with built-in escrow and private messaging.
Please provide your fixed-price quote, estimated timeline, technology stack recommendation, and examples of similar marketplace or social platforms you have built.
Required functionality:
• User registration and login via email, Google, and Apple.
• User profiles with official name, username, profile photo.
• Verified badges and multi-level verification system.
• Seller ratings and reviews.
• Follow and follower system.
• User reputation score based on completed transactions.
• Social feed where users can create posts similar to Facebook.
• Ability to post listings and normal social posts.
• Like, comment, share, save, and report posts.
• Trending posts and recommended listings.
• Search and filters for users, listings, and posts.
• Categories and subcategories for digital assets.
• Marketplace listing creation.
• Listing title, description, pricing, tags, screenshots, videos, and file uploads.
• Draft listings and listing management dashboard.
• Advanced search with filters for:
* Category
* Price
* Seller rating
* Date listed
• Private messaging system.
• Real-time one-to-one chat.
• Online and offline status.
• File sharing and image sharing.
• Voice messages.
• Chat history and notifications.
• Escrow system using USDT.
• Buyer sends payment into escrow wallet.
• Seller delivers asset or service.
• Buyer confirms receipt.
• Funds are released to seller.
• Refund process.
• Dispute management system.
• Admin-controlled manual release and refunds.
• Transaction dashboard.
• Transaction history.
• Payment tracking.
• Commission and fee management.
• Downloadable invoices.
• Wallet system.
• Notification system.
• Push notifications.
• Email notifications.
• In-app notifications.
• Admin panel with:
* User management
* Verification management
* Listing management
* Transaction management
* Escrow management
* Dispute management
* Reports and analytics
* Category management
* Content moderation tools
* CMS pages
* Support ticket management
* Ban and suspension system
• Reporting and moderation system.
• Report users and listings.
• Security requirements:
* Device management
* Login activity logs
* Anti-spam and anti-bot protection
* Secure API architecture
* GDPR-ready privacy controls
• Mobile applications for iOS and Android.
• Website and mobile apps must have the same core functionality.
• Responsive and modern UI/UX design.
• Dark mode support.
• Multi-language support.
• Multi-currency display.
• SEO-friendly website.
• Fast loading and scalable architecture.