B2B Sidecar: Zero-Dev Overlay for Robust B2B Commerce
10/10
Demand Score
Missing native B2B blocks enterprise deals and forces costly custom builds.
8/10
Blue Ocean
Competition Level
$399-2k
Price/Month
Predicted customer spend
8 days
Time to MVP
Difficulty: Hard
The Problem
A storefront sidecar that snaps onto Shopify/BigCommerce/Woo via a proxy + app embed to deliver enterprise-grade B2B features out-of-the-box (company accounts, contract pricing, quotes, PO, net terms,
🔗 Validated by Real User Complaints
This problem has been verified through 5 real user complaints:
Competitor Landscape
- Shopify B2B
- BigCommerce B2B Edition
- Adobe Commerce (Magento) B2B
- OroCommerce
- SparkLayer (Shopify B2B)
- BundleB2B (BigCommerce)
Must-Have Features for MVP
Company/account hierarchy with delegated admins
Contract pricing and tiered discounts per customer/segment
Request-for-quote with quote-to-order conversion
Purchase orders, net terms, invoice portal
Approval workflows and budgets
Quick order by SKU/CSV and saved lists
MOQ/UOM/pack-size enforcement and case breaks
Catalog/price visibility by role/location
EDI/punchout connectors (OCI, cXML)
Sales rep masquerade and assisted checkout
Multi-warehouse availability and lead-time rules
⚠️ Potential Challenges
- Checkout extensibility limits per platform
- API rate limits for price/contract sync
- Accurate tax handling across states/countries
- Punchout (OCI/Ariba/Coupa) certification
- Edge/Proxy robustness under traffic spikes
Risk Level: Moderate
🎯 Keys to Success
- Deploys without theme rewrites (<1 hour typical)
- +20% B2B conversion within 30 days
- Increase AOV via case packs and quick order
- >50% reduction in custom B2B tickets
- Time-to-quote reduced to same-day
- Punchout-enabled revenue within 2 weeks
Ready to Build This?
This hard-difficulty project could be your next micro-SaaS success.