§01Case study
B2B Portal · 2024

BestComputers.co.in

BeforeWhatsApp groups + manual Tally entry for every dealer orderAfter₹5Cr+ in dealer transactions. Fully automated.

A B2B ordering portal for 300+ hardware dealers across India, replacing WhatsApp order-taking and manual Tally bookkeeping with one system that prices, invoices and reconciles itself.

Scale
300+ dealers
Throughput
₹5Cr+ processed
Timeline
4 months
Integration
Tally sync
BestComputers.co.in — B2B Portal
§02Engineering
What made it hard

Constraints, and the response.

Every real system is shaped by what it had to work around. These are the constraints that drove the architecture.

01
Constraint

Bulk order processing with dynamic, per-dealer pricing

Response

A pricing engine keyed on user role and order quantity

02
Constraint

GST-compliant invoicing that finance would actually accept

Response

Automated GST invoice generation, delivered as PDF and email

03
Constraint

Role-based access across dealers, staff and administrators

Response

Role-based access control enforced in Express middleware

§03Outcome
Measured

What changed.

300+ registered dealers in the first 3 months

₹5Cr+ in transactions processed

95% reduction in manual invoicing

Real-time analytics adopted by 80% of users

Built with

React · Node.js · Express · MongoDB · JustPay · JWT Auth

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