Multi-Vendor E-Commerce Marketplace Development

Project Title: Experienced Developer/Agency Needed for Multi-Vendor E-Commerce Marketplace (Web & Mobile Responsive)

Project Overview:
I am looking for an experienced full-stack developer or web agency to build a complete multi-vendor e-commerce platform. The platform will act as a digital marketplace for local retailers (groceries, local spices, opticals, etc.) to list and sell their products. I will not hold inventory; instead, vendors will upload their stock, and the platform will take a commission on every successful order.

The final deliverable must include complete source code ownership, deployment on my hosting environment, and basic SEO setup.
Core Architecture & User Panels Required:

1. Customer/Frontend Portal
* Clean Homepage: Search bar, category navigation (Groceries, Local Products, Opticals, etc.), active offers/banners.
* Product Pages: High-quality image support, price, discount percentage, detailed description, stock availability, "Add to Cart", and "Buy Now" options.
* Shopping Flow: Mobile OTP or email registration/login, persistent cart, multiple delivery address management.
* Checkout & Tracking: Order confirmation, real-time order status tracking, automated WhatsApp notifications for order updates.
* Payments: Integration with standard Indian payment gateways (Razorpay, Cashfree, or PhonePe) supporting UPI, Cards, Netbanking, and a Cash on Delivery (COD) option.

2. Vendor/Retailer Dashboard
* Inventory Management: Easy interface for local shop owners to add/edit products, manage stock levels, and set prices.
* Order Fulfillment: Receive new order alerts, update order status (Preparing, Ready for Pickup, Dispatched), and print packing slips.
* Financials: View total sales, pending payouts, and automated commission deductions.

3. Super Admin Dashboard (Platform Owner)
* User Management: Approve/reject vendor registrations, manage customer accounts.
* Catalog Control: Global ability to edit, approve, or delete any product listings or categories.
* Financial & Commission Engine: Set global or category-specific commission rates, manage vendor payouts (automated split-payments preferred), and track platform revenue.
* Marketing & Logistics: Create discount coupons/offers, manage dynamic delivery charges (based on distance or flat rate).
* Analytics: Detailed sales reports, top-performing vendors, and order volume metrics.
Technical & Infrastructure Requirements:
* Mobile-First: The website must be highly responsive and perform flawlessly on mobile browsers.
* Security & Reliability: SSL implementation, secure payment routing, and automated backup configuration.
* Deployment: Full setup on my provided domain and cloud hosting (e.g., Hostinger Cloud, AWS, or DigitalOcean).
* Tech Stack: I am open to your recommendations (e.g., WordPress/WooCommerce with WCFM/Dokan Pro, OR a custom stack like MERN/Laravel) provided it fits a reasonable budget and timeline.
* Complete Ownership: 100% handover of all admin credentials, database access, and source code upon project completion.

To ensure your proposal is considered, please include:

* Recommended Tech Stack: Explain what platform or framework you will use to build this and why it is the best fit for a multi-vendor setup.

* Portfolio: Links to at least 2-3 similar multi-vendor marketplaces or complex e-commerce platforms you have successfully built and deployed.

* Timeline: A realistic phase-by-phase timeline from kickoff to final launch.

* Itemized Quote: A clear breakdown of your development fee, including any premium plugin/software license costs required for the build (e.g., WhatsApp API, Multi-vendor plugins).

* Post-Launch Support: Briefly outline your terms for bug fixes and maintenance for the first 30–60 days post-launch.