Professional Business Invoice Generator
AI-powered invoicing platform engineered with automated billing calculation, client management, dynamic PDF invoice generation, seamless Razorpay payment gateway, and OpenAI API assistance.
Billing & Invoice Management System is an enterprise-grade invoicing and billing management suite built to streamline commercial invoice workflows for modern businesses. It features an automated GST-compliant tax calculator, client cataloging, real-time balance calculations, dynamic PDF invoice generation, and integrated Razorpay checkout for fast, secure receivables.
AI-Assisted Invoice Drafting: Leverages the OpenAI API to automatically parse line items, suggest categorizations, and draft invoice summaries.
GST-Ready Invoicing Studio: Automatic calculation of CGST, SGST, IGST rates with one-click export to printable PDF format.
Client & Vendor Database: Centralized client directory with saved payment terms, addresses, and transaction history.
Razorpay Checkout Integration: Direct payment links generated per invoice allowing clients to settle balances immediately via Cards, UPI, or Net Banking.
Financial Status Dashboard: Real-time graphs showing paid, pending, and overdue invoices with dynamic status badges.
Engineered automated server-side PDF generation pipeline delivering sub-second invoice rendering.
Implemented Redux Toolkit state architecture for seamless, instantaneous item additions and tax calculations without UI lag.
Optimized Supabase PostgreSQL queries with custom indexing for sub-50ms query latency on client records.
Designed secure payment webhook handlers with cryptographic signature verification for Razorpay events.
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