3PL Logistics & Warehousing

I3PL Warehouse Automation Platform

QR-Based Inventory Tracking, OCR-Powered Document Processing & SAP Integration

Client

I3PL Logistics & Warehousing

Primary Impact

90% Faster

Focus Metric

Document Extraction

Tech Stack

AWS, SAP Integration, OCR, QR Tracking, FastAPI, PostgreSQL, React, Next.js

Executive Summary

A cloud-native warehouse automation platform that digitizes receiving processes, synchronizes stock movements with SAP ERP in real-time, and reduces processing backlogs.

The Operational Challenge

Manual inventory receiving and physical stock verification took hours.

Repetitive manual SAP data entry caused significant data lag and entry errors.

Inbound PDF and invoice processing resulted in reconciliation mismatches.

Slow GRN (Goods Received Note) processing and dispatch verification limited operational throughput.

Engineering Approach

Preserved SAP ERP as the authoritative system of record while introducing a high-performance validation layer.

Introduced automatic scanning and document extraction workflows to bypass keyboard data entry.

Implemented a secure middleware architecture for bi-directional transaction synchronization.

Modules Engineered

1. Warehouse Management Portal

• Centralized web dashboard to view stock quantities and bin assignments.
• Inbound and outbound shipment validation tools.
• Detailed audits and tracking history for stock location movements.
• Live telemetry displaying warehouse capacity and operator queues.

2. QR-Based Tracking System

• Unique QR code labels generated for inventory units, cartons, and storage racks.
• Mobile-optimized web scanning portals for warehouse operators.
• Step-by-step picking route optimization guides.
• Instant dispatch validation scanning at loading bays.

3. OCR Document Engine

• Automatic processing of PDF invoices, packing lists, and delivery challans.
• Intelligent data extraction (SKU codes, quantities, batch numbers, vendors).
• Automated cross-referencing with active purchase orders.
• Sync-ready files generated for direct ERP logging.

Business Outcomes

Process Automation
Manual data entry, inventory verification, and GRN updates are replaced with direct QR scans and OCR-driven document uploads.
Inventory Accuracy
Eliminated duplicate data entries and stock level mismatches between physical shelves and SAP database logs.
Scale-Ready Architecture
Built fully cloud-native, ready to handle multi-warehouse locations and high-volume daily shipping events.

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