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BigCommerce Development Services

BigCommerce development for mid-market retailers and B2B businesses that need more flexibility than Shopify and less infrastructure overhead than Magento. Custom themes, headless storefronts, B2B features, and API integrations.

10+ clients servedClients across India, the US, Canada & Switzerland1 business day response, guaranteed

Everything included in this service

Custom Stencil Theme Development

Custom BigCommerce storefronts built in Stencil (Handlebars, SCSS, JavaScript) from design files. We avoid Cornerstone modifications where possible, building themes that update cleanly.

Headless BigCommerce

Custom frontends built with Next.js and the BigCommerce Storefront API for brands needing full control over performance and UX while keeping BigCommerce as the commerce backend.

BigCommerce B2B Edition

Company accounts, tiered pricing, customer group-specific catalogs, invoice management, and purchase approval workflows using BigCommerce B2B Edition.

Multi-Channel and Multi-Storefront

BigCommerce Multi-Storefront configuration to manage multiple brands or regions from one admin. Also channel integrations for Amazon, eBay, Google Shopping, and social commerce.

Custom API Integrations

ERP integrations, PIM connections, CRM sync, shipping provider APIs, tax engines (Avalara, TaxJar), and payment gateway setup using BigCommerce's REST and GraphQL APIs.

Performance Optimization

Core Web Vitals improvements, image optimization, script management, and BigCommerce CDN configuration to improve page load times and mobile experience.

BigCommerce App Development

Custom apps for the BigCommerce App Marketplace or private apps for a single merchant when no existing app meets your requirements.

Platform Migration to BigCommerce

Migrating from Magento, WooCommerce, Shopify, or custom carts to BigCommerce. Data migration with product data, customer records, order history, and SEO redirect handling.

Our process for this service

Discovery and requirements

Week 1

Review of your current platform, catalog structure, integration requirements, and B2B feature needs. We assess which BigCommerce plan and features map to your requirements.

Theme and integration design

Week 1 to 2

Stencil theme architecture or headless frontend design, integration mapping, and a scoped development plan with milestones.

Development and testing

Week 2 onward

Theme development, API integrations, app configuration, and B2B feature setup with staging environment review throughout.

Launch and post-launch monitoring

Final phase

Cross-device testing, integration verification, SEO redirect implementation, go-live monitoring, and a post-launch support period.

Who this service is for

  • Mid-market retailers who have outgrown Shopify's customization limits but do not need Magento's complexity

  • B2B businesses needing tiered pricing, company accounts, and quote management out of a SaaS platform

  • Brands with multi-storefront requirements (multiple brands or regions) managed from one admin

  • Businesses migrating from an older version of Magento or from a custom cart

  • Merchants who need headless commerce with BigCommerce as the backend

What we work with

BigCommerceBigCommerce B2B EditionStencilHandlebarsNext.jsReactBigCommerce GraphQL Storefront APIBigCommerce REST APINode.jsStripeBraintreeAvalaraShipStationKlaviyoSearchanise

Common questions

BigCommerce fits when you need more native flexibility than Shopify offers, particularly for B2B, but do not want the hosting and maintenance burden that comes with Magento. Its native multi-storefront support, B2B Edition, and open API suit mid-market and enterprise businesses with complex catalogue or ordering requirements. The clearest deciding factor is B2B depth. Company accounts, buyer hierarchies with sub-accounts, quoting, and requisition lists are native in BigCommerce B2B Edition, whereas on Shopify they are typically an app or a custom build, and an app is a dependency you carry through every platform change. Where Shopify wins is a mixed DTC and B2B business on one storefront, plus a larger app ecosystem and a bigger pool of available developers. Neither is the general answer.

Headless means using BigCommerce as the commerce backend for catalogue, cart, checkout, and orders, while running your own frontend in Next.js or a similar framework. It makes sense when you need frontend control a theme cannot express, when you are serving the same commerce data to several surfaces such as web, mobile app, and in-store kiosk, or when your team already runs React infrastructure so the marginal cost is small. Most merchants do not need it, and the cost is easy to underestimate. Going headless makes the storefront an application you own permanently: your marketing team loses the visual editor, routine merchandising changes become deployments, and you take on frontend maintenance and hosting. A well-built Stencil theme matches headless on Core Web Vitals for most catalogues, without that ongoing burden.

Yes, and B2B is arguably where BigCommerce is strongest relative to its competitors. B2B Edition covers company accounts with buyer hierarchies and contact roles, tiered and customer-group pricing, restricted catalogues so different customers see different products, quoting, invoice management, and purchase order workflows. For many requirements it is genuinely competitive with Adobe Commerce B2B while being far less work to run, because you are not responsible for hosting, patching, or upgrades. The requirement that most often exceeds it is contract pricing negotiated per customer per SKU on a renewal cycle. That is achievable but usually needs an integration to whatever system holds the contracts rather than native configuration, so budget for it explicitly rather than assuming the platform covers it out of the box.

Yes. We migrate from Magento, WooCommerce, Shopify, Demandware, and custom carts, covering product data, customer records, order history, and a full redirect map, with a pre-migration data audit before the build is quoted and verification after cutover. The audit exists because the surprises are almost never in the core catalogue. They are in data your previous platform’s extensions created and nobody classifies as data, such as loyalty balances, subscription states, and custom customer attributes held in extension-specific tables. Each needs an individual decision about whether it moves, is rebuilt, or is dropped. We also crawl the existing site rather than relying on its sitemap when building redirects, because sitemaps routinely omit discontinued products and old campaign URLs that still carry inbound links.

Yes. ERP, PIM, and CRM integrations are among the most common BigCommerce engagements we take. The REST and GraphQL APIs are genuinely good, which makes the happy path straightforward and creates a temptation to ship a thin webhook and call it integrated. We build error handling, retry with backoff, structured logging, and reconciliation that periodically compares both systems rather than trusting every individual event to have arrived. Webhooks are delivered at least once and occasionally not at all, so any integration that assumes perfect delivery will drift silently. The specific failure worth guarding against is a sync that reports success while processing nothing, which can run unnoticed for weeks until stock levels are visibly wrong. We alert on record counts, not just on exit codes.

Ready to get started?

Tell us about your environment and we will scope an engagement that fits your team and budget.

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