Big Commerce Integration Guide

Integrate your BigCommerce store with Helm to seamlessly sync orders, manage stock, and automate your fulfilment process

What is BigCommerce

BigCommerce is a cloud-based e-commerce platform that provides businesses with the tools and infrastructure to create and manage their online stores. It offers many features, including customisable templates, payment processing, shipping management, inventory tracking, and marketing tools. BigCommerce is designed to be flexible and scalable, allowing businesses of all sizes to create and manage online stores tailored to their specific needs.

The platform also integrates with various third-party applications and services, making it easy for businesses to add additional functionality to their online stores. With BigCommerce, companies can create a professional-looking online store and sell products to customers worldwide, all while enjoying the benefits of a robust e-commerce platform.With Helm’s integration, you can connect your BigCommerce store to centralise order management, streamline fulfilment workflows, and maintain accurate inventory across platforms

Key Benefits

Sync orders automatically from BigCommerce into Helm
Control stock levels and updates across systems
Handle complex fulfilment logic with multiple settings
Support custom logic such as buffer stock, personalised orders, and What3Words
Easily manage order merging and filtering by status

How to get your credentials

https://login.bigcommerce.com/login

Collect all the necessary credentials and save them for integrating to Helm

Click on the image to maximise

Step-by-Step Setup in Helm

From your Helm dashboard,

Go to Settings > My Store
Click Add New Sales Channel
Select the BigCommerce channel from the list
Enter BigCommerce and click Install
Provide a label such as My Store BigCommerce
Upload a logo for your store (optional)
Complete the required general setup:

FIELD	DESCRIPTION
Sales Channel Name	Enter a name, e.g. *BigCommerce*
Sales Channel Logo	Upload a logo (optional)

Fill in the following required credentials from your BigCommerce account:

FIELD	DESCRIPTION
Client ID	Provided by BigCommerce Portal
Client Secret	Secret key for secure integration
Store Hash	Unique identifier for your BigCommerce store
Access Token	Access token for API requests

Configure the optional settings to match your operational preferences:

SETTING	DESCRIPTION
Get Unpaid Orders	Include unpaid orders in the sync
Use What3Words	Import What3Words location data if used
Auto Calculate Tax	Let Helm calculate tax based on order data
Use Partial Fulfilment	Enable support for fulfilling orders in parts
Use Individual Stock Update	Send stock updates per item rather than bulk
Allow Multiple Fulfilment Requests	Supports split shipments and multiple dispatches
Get Personalisation Data in Orders	Sync custom fields like engraving or messages
Tax Rate	Set a flat tax rate if required (e.g. 20)
Country Taxes	Add specific country tax overrides if needed

Configure the Interaction Settings of how orders and stock behave between BigCommerce and Helm:

SETTING	DESCRIPTION
Sync Inventory	Automatically download new products from BigCommerce
Sync Stock Levels	Keep inventory levels synchronised between platforms
Use Channel Names	Display product name from BigCommerce on Helm orders
Max Stock Levels	Cap the quantity sent to BigCommerce (e.g. for eBay or sales limits)
Stock Buffer	Reserve a quantity to avoid overselling (e.g. set to 2 to always hold back 2 units)
Auto Merge Orders	Combine multiple orders from the same customer or store into one fulfilment
Order Statuses to Download	Only import orders with selected statuses (e.g. Awaiting Fulfilment, Paid)
Order Statuses	Define which statuses are included
Order Importing Type	Specify from which point in time new orders should begin importing

Click Save
Once saved, your BigCommerce channel is ready and syncing via Helm
OR
Testing and Activation
After entering all settings, click Save
Use Connect to authenticate with BigCommerce
Or copy the Connect Link and send it to the person responsible for integration
Once connected, orders and stock will begin syncing automatically according to the configured rules
You are now ready to Take the Helm

Common Issues

Issue	Solution
Invalid Credentials	Double-check the Client ID, Secret, Store Hash, and Access Token
Token or Scope Errors	Ensure all necessary API scopes are granted during app registration
Missing Orders	Verify order statuses and import dates are correctly configured
Stock not syncing	Check if Sync Stock Levels and Inventory settings are enabled

If you experience issues and need assistance, contact Helm Support