// build_guide
// How to build B2B FMCG Wholesale Procurement Marketplace for Indian Retailers
This stack handles the complexity of B2B transactions, multi-vendor management, and Indian compliance requirements. PostgreSQL ensures ACID compliance for financial transactions, while Redis optimizes search performance across large product catalogs.
Complexity 8/10Marketplace
// recommended_stack
FrontendReact.js with Next.js
BackendNode.js with Express.js
DatabasePostgreSQL with Redis for caching
AuthAuth0 or custom JWT with role-based access
HostingAWS or Google Cloud Platform
ExtraRazorpay/PayU for payments
ExtraElasticsearch for product search
ExtraWhatsApp Business API
ExtraGST validation APIs
// cost_and_timeline
USD min
$15,000
USD max
$25,000
INR min
₹12.5L
INR max
₹21.0L
Typical Marketplace projects cost $9,500–$30,000 USD and take 14–24 weeks with an Indian dev team. See the full cost guide →
// timeline_breakdown
2 weeksDiscovery & Design
12 weeksCore Development
3 weeksIntegration & Testing
1 weekDeployment & Launch
// mvp_features[]
## What to build in the MVP
-Manufacturer onboarding with GST verification
-Product catalog management with bulk pricing
-Retailer registration and KYC
-Order placement and management
-Basic payment processing
-Admin dashboard for marketplace oversight
-Invoice generation with GST compliance
-Basic search and filtering
// risk_flags[]
## Engineering risks to plan for
!Complex B2B payment cycles and credit terms
!GST compliance and invoice management complexity
!Multi-stakeholder onboarding challenges
!High competition from established players like Udaan
!Regulatory compliance for FMCG trade
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// related_resources