Warehouse Management System for Ecommerce
Sell Everywhere. Manage Everything. One Dashboard.

How Willow WMS Powers Ecommerce Fulfillment
Willow Commerce provides a warehouse management system for ecommerce that connects every part of your fulfillment operation. From the moment inventory arrives at your warehouse to the second an order ships to your customer, Willow tracks, manages, and optimizes each step.
Centralized warehouse control
for receiving, putaway, picking, packing, and shipping
Native connections
to Amazon, Shopify, Walmart, eBay, and 50+ sales channels
Real-time inventory sync
that prevents overselling across all marketplaces
Automated order import
with intelligent routing to the right fulfillment location
Shipping workflow integration
with label generation and carrier rate shopping
Unlike legacy warehouse systems built for manufacturing or wholesale, Willow WMS is purpose-built for online retail. Every feature, workflow, and integration is designed around the ecommerce order lifecycle.
Real-Time Inventory Visibility Across Every Location
Automatic updates on order placement, shipment, and delivery
Bi-directional sync with all connected marketplaces and shopping carts
Inventory adjustment logging with user and timestamp tracking
Cycle counting workflows for ongoing accuracy verification
Lot number, serial number, and expiration date tracking
Inventory tracking capabilities
When an order comes in from Amazon or Shopify, Willow instantly updates available inventory across every connected channel. When a shipment arrives at your warehouse, receive real-time updates on stock counts. No more spreadsheets. No more manual reconciliation.
Picking, Packing, and Shipping Workflows Built for Speed
| 2892 | 274 | 97.3% |
|---|---|---|
| SKUs | Orders | Accuracy |
| 3416 | 193 | 97.3% |
|---|---|---|
| SKUs | Orders | Accuracy |
| 3497 | 488 | 97.2% |
|---|---|---|
| SKUs | Orders | Accuracy |
Multi-Warehouse and Multi-Location Inventory Management
Intelligent Order Routing and Fulfillment Logic
Not every order should ship from the same place. Willow WMS uses configurable fulfillment rules to automatically route orders to the optimal warehouse.
Order Routing Criteria
Proximity
Ship from the location closest to the customer
Inventory availability
Route to warehouses with stock on hand
Cost optimization
Select the lowest shipping cost option
Channel requirements
Route marketplace orders per seller requirements
Priority handling
Fast-track, expedited, or VIP orders
Advanced fulfillment logic
Split shipments
Automatically split orders when inventory is spread across locations
Backorder management
Queue orders for fulfillment when stock arrives
Preorder handling
Reserve inventory for future release dates
Kitting and bundling
Assemble multi-item kits at pick time
Substitution rules
Replace out-of-stock items with approved alternatives
Returns and Reverse Logistics Management
Returns management features:
Returns processing workflow:
Native Integrations with Marketplaces and Shopping Carts
Willow WMS connects directly to the platforms where you sell. Orders flow in automatically, inventory syncs in real time, and tracking information flows back to customers.

Each integration is pre-built and tested. Connect your accounts, map your products, and start syncing orders and inventory within hours
Shipping Carrier Connections and Rate Optimization
Carrier integrations
Shipping features
Warehouse Analytics and Performance Reporting
Order cycle time
Time from order receipt to shipment
Picking accuracy
Percentage of orders picked without errors
Inventory turnover
How quickly stock moves through the warehouse
Fulfillment rate
Orders shipped on time vs. total orders
Returns rate
Percentage of orders returned by channel or SKU
Performance Dashboard

Reporting capabilities
Built for 3PL and Multi-Client Warehouse Operations
Warehouse Results You Can Measure
Willow customers report measurable improvements in warehouse accuracy, speed, and efficiency after implementing our warehouse management system for ecommerce.
99% +
Order accuracy
Picking accuracy
40-60%
Faster Fulfillment
Order processing time
30%
Reduction in labor cost per order
Labor efficiency
98%+
Inventory Accuracy
inventory match rate
50%
Faster returns handling
Return processing
Why Willow Commerce delivers results
Frequently Asked Questions
A warehouse management system for ecommerce is software that tracks inventory, manages picking and packing workflows, and coordinates shipping for online retail operations. Unlike general warehouse software, ecommerce WMS integrates with marketplaces, shopping carts, and shipping carriers to support the full order lifecycle.
Yes. Willow WMS supports unlimited warehouse locations with centralized inventory visibility, stock transfers between locations, and intelligent order routing to the optimal fulfillment center.
Yes. Willow integrates with Amazon Seller Central to manage FBA inventory, create FBA shipments, and track FBA stock levels alongside your merchant-fulfilled inventory.
Yes. Willow supports mobile barcode scanning for receiving, picking, packing, and cycle counting. Use any Android or iOS device with the Willow mobile app.
Willow provides structured return workflows, including RMA generation, receipt of returns, quality inspection, and restocking. Return data syncs with your sales channels and inventory records automatically.
Yes. Willow includes multi-client support, client-specific billing, and client portal access designed for third-party logistics operations.
Willow integrates with USPS, FedEx, UPS, DHL, Amazon Shipping, and regional carriers. Rate shopping compares options to find the lowest cost for each shipment.
Most Willow customers live within one to two weeks. Pre-built integrations and guided setup reduce implementation time compared to legacy warehouse systems.
Ready to Transform Your Warehouse Operations?
Join hundreds of ecommerce brands using Willow WMS to streamline fulfillment, reduce errors, and scale with confidence.
Free demo • No credit card required • Go live in 1-2 weeks