Select Page
Home 5 Blog 5 Scale Multi-Channel Fulfillment for Amazon and Beyond with a WMS + Shipping

Blog

February 13, 2025

Scale Multi-Channel Fulfillment for Amazon and Beyond with a WMS + Shipping

A hand interacts with a digital interface overlaid on a warehouse aisle, displaying inventory and logistics icons to represent smart warehouse technology and digital supply chain management.

Key takeaways

  • Effortless operational efficiency: Integrate Descartes ShipRush and Descartes Peoplevox to automate inventory updates across sales channels, avoid order errors, and speed up order processing to meet Amazon’s high standards.
  • Cut the cost of shipping: Use multi-carrier rate shopping and access discounted shipping rates to keep expenses low and profit margins high as your business grows.
  • Scale with confidence: Rely on these integrated tools to automatically manage high order volumes with accuracy, fulfill multichannel orders on time, and stay compliant with Amazon’s requirements, all without adding more staff to your team.

Ready to take your Amazon store to the next level and reach new customers? Expanding your business’ customer base through multichannel selling brings exciting new opportunities. As a business leader juggling fulfillment deadlines and managing inventory across warehouses, you know scaling brings its own set of challenges.

Maybe you’re already struggling to meet Amazon’s strict fulfillment deadlines and manage inventory across multiple warehouses and sales channels. To step into a new chapter of ecommerce business complexity, you need to understand how to handle increased demand, optimize your Multi-Channel Fulfillment for Amazon orders and your other sales channels, and keep customers happy.

Let’s talk about how the Peoplevox warehouse management system and ShipRush multi-carrier shipping software can help you overcome challenges with scaling on Amazon and maximize success as an Amazon seller.

Table of contents

Challenges with scaling on Amazon

Whether you’re new to Amazon or a seasoned seller, scaling is likely a top priority. Successfully scaling as a multichannel Amazon seller requires more than ambition. It demands a strategy and tools to streamline operations and help you meet Amazon’s high standards without overloading your resources.

As the world’s largest online retail platform, Amazon reported a $15 billion profit margin for its third quarter of 2024. For many sellers, standing out can feel impossible. This is especially true given Amazon’s strict requirements for order accuracy, inventory control, and fast delivery. To keep up, businesses must automate inbound processes to scale their presence on Amazon.

As order volumes grow, so do inventory demands. Without the right technology, manual pick-pack-ship processes quickly bottleneck operations, causing errors, reducing order accuracy, and delaying shipments. That’s where advanced solutions like a warehouse management system (WMS) and multi-carrier shipping software step in, equipping you to meet these challenges head-on.

If ecommerce sales platforms and inventory systems aren’t connected, businesses risk overselling and end up disappointing customers due to outdated stock information. An intuitive WMS integrates these systems and provides real-time stock updates to avoid stockouts and overstock issues, enabling you to keep your Amazon Seller Performance Rating high.

Why Amazon sellers need integrated WMS and shipping software

For multichannel Amazon sellers, scaling means more than generating more sales. It means optimizing every fulfillment stage to cut costs and increase profit. With a WMS and integrated shipping software, you’re positioned to:

  • Improve efficiency: Automate inventory updates, track orders and shipments across sales channels, and streamline pick-pack-ship for all orders in one user-friendly system.
  • Order accuracy: Avoid picking and packing errors for a happier customer base and positive reviews. With an integrated WMS and shipping software, businesses remove the risk of key-entry errors, mis-ships, and misplaced packing slips.
  • Cut costs: Use rate-shopping features to secure the lowest shipping rates while reducing storage fees with lean inventory. Replace manual processes with integrated software to pick faster while spending less on labor and tripling order fulfillment volume using the same number of warehouse workers.

The right tools to scale on Amazon

To handle the complex logistics of Multi-Channel Fulfillment for Amazon orders plus your other sales channels, you need technology that can integrate with all your sales channels, carrier accounts, accounting system, inventory management or order management system, enterprise resource planning (ERP) systems like NetSuite, and any other ecommerce-related systems you already use, pulling everything together for seamless operations.

To achieve this, consider the Peoplevox WMS and ShipRush parcel shipping solution, a powerful, fully integrated multichannel fulfillment solution. They simplify the pick-pack-ship process, integrate seamlessly with Amazon Seller Central, and deliver data-driven insights to fuel growth.

Here’s how they help Amazon sellers thrive:

Descartes Peoplevox WMS for warehouse pick and pack

Fast and accurate pick-pack-ship

An intuitive WMS handles increasing order volumes without compromising speed or accuracy in the pick-pack-ship process, so you can grow without worry. With Peoplevox, businesses can handle higher volumes without more staff, maintaining fast and accurate order fulfillment as they scale.

Learn how Peoplevox and ShipRush helped clothing retailer State & Liberty achieve a 75% faster picking process, 67% labor reduction, and 95% order accuracy.

Easy integration with Amazon

Peoplevox connects directly with Amazon Seller Central, which synchronizes warehouse inventory with your web storefront in real time. Barcode scanning validates orders, preventing mis-picks and costly errors, reducing manual data entry, and improving order accuracy. Say goodbye to the hours spent syncing orders between a warehouse system and Amazon. With Peoplevox’s integration with Amazon Seller Central, orders, and inventory available for sale on Amazon sync automatically, saving time and reducing errors.

Up-to-date inventory

Peoplevox automatically keeps your stock up-to-date across sales channels, preventing stockouts during high-demand periods. With Peoplevox WMS, your Amazon inventory updates automatically. Sales, dispatch, inventory, product, and returns data are integrated between Peoplevox and Amazon via an API. This means stock levels are always accurate across all channels, preventing overselling and stockouts.

Descartes ShipRush multi-carrier shipping software

Multi-carrier rate shopping

With ShipRush, businesses can compare real-time rates from UPS, FedEx, USPS, and more to choose the most cost-effective shipping services without compromising quality. Instead of wasting time using valuable staff resources to compare carrier rates manually, intelligent technology does it. With ShipRush, business leaders see all the best rates at once and select the cheapest option, enabling you to save money on every order.

Support for Amazon programs

By using ShipRush shipping software for Amazon, business leaders easily meet Amazon’s fast delivery requirements. It makes the process of offering Prime shipping to customers simpler. Amazon’s requirements for Seller Fulfilled Prime (SFP) and Amazon Shipping, make it easier to provide fast and reliable delivery.

Discounted shipping rates

Access up to 89% savings with discounted shipping rates, a significant advantage to control operational costs. Save money on shipping as you print discount shipping labels for UPS, USPS, FedEx, and more.

How does Descartes ShipRush and Descartes Peoplevox help you scale Amazon Fulfillment?

Streamlined warehouse management and shipping workflows

With real-time data syncing, sellers can oversee warehouse operations, inventory, order tracking, and shipping from a single interface. Businesses avoid extra delays from bouncing around between multiple programs. With Peoplevox and ShipRush integration, your warehouse shipping software is fully integrated with the WMS for seamless data transfer and warehouse processes to manage all operations in one place.

Scalability for expanding businesses

As Amazon sellers scale up, Peoplevox and ShipRush accommodate larger volumes without compromising picking speed or accuracy. Fulfill more orders with the same number of warehouse employees as mobile WMS barcode technology and guided picking strategies create efficiencies in warehouse pick and pack.

Automation across fulfillment and shipping

By automating picking, packing, and shipping, sellers can efficiently handle increased order volume without additional labor costs. Build powerful shipping automation rules to automate tedious, repetitive tasks and free your employees’ time for more meaningful work.

With ShipRush business rules running in the background, warehouse workers can print shipping labels without having to select a shipping service, enter package type, or update order information. When you automate these processes, it increases efficiency and prevents bottlenecks at the shipping station.

Data-driven decision making

Real-time data insights and warehouse key performance indicators (KPIs) from Peoplevox help businesses make data-driven decisions and improve their bottom line. With reporting and analytics capabilities, sellers have insights into key performance indicators like quantity of dispatches per day by warehouse worker vs target, goods-in effectiveness, picking accuracy, inventory turnover, number of mis-ships, and onboarding time of staff. Monitoring these KPIs help refine operations and maximize profits.

Take the first step towards scalable growth

Scaling fulfillment operations as a multichannel Amazon seller doesn’t mean you have to sacrifice accuracy or incur high costs. Invest in a quality WMS like Peoplevox and shipping software like ShipRush to build a strong foundation for long-term success on Amazon and beyond.

Ready to see if Peoplevox and ShipRush are right for you?

Multi-Channel Fulfillment for Amazon FAQs

What is Multi-channel Fulfillment for Amazon?

Multi-channel Fulfillment for Amazon is the process of managing orders from Amazon alongside orders from other sales channels, such as Shopify, Walmart Marketplace, eBay, or your own ecommerce website. Instead of treating each channel separately, businesses use integrated systems to manage inventory, fulfillment, and shipping from a centralized operation.

When should an Amazon seller invest in a warehouse management system (WMS)?

A warehouse management system becomes valuable when order volume, warehouse complexity, or the number of sales channels makes manual processes difficult to manage. If you’re spending more time searching for inventory, onboarding seasonal staff, or troubleshooting fulfillment issues than growing your business, it may be time to consider a WMS.

Can you use the same warehouse for Amazon and other ecommerce channels?

Yes. Many ecommerce businesses fulfill Amazon orders alongside orders from their own website and other marketplaces from a single warehouse. With the right software and workflows, you can prioritize orders appropriately while maintaining inventory visibility and fulfillment accuracy across every channel.

How can software help prepare your fulfillment operation for seasonal demand?

Modern fulfillment software helps businesses handle peak seasons by standardizing workflows, reducing training time for temporary staff, and providing better visibility into warehouse performance. This allows teams to respond more effectively to demand spikes without relying on manual coordination.

What's the difference between fulfillment software and Amazon FBA?

Fulfillment software helps you manage your own warehouse operations, inventory, and shipping processes, while Fulfillment by Amazon (FBA) is a service where Amazon stores, picks, packs, and ships inventory on your behalf. Many businesses use fulfillment software to manage seller-fulfilled orders, FBA inventory, or a combination of both as their fulfillment strategy evolves.