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Enterprise-Grade BigCommerce Development
for Austin
BigCommerce is headquartered right here in Austin, at 11305 Four Points Drive. If you’re building on the platform, being in its home city has practical advantages – access to platform events, proximity to the product team, and a local tech ecosystem that already understands what BigCommerce does well.
Austin’s tech scene has exploded over the past decade. Tesla, Oracle, and dozens of DTC brands have relocated here. The city’s eCommerce sector benefits from no state income tax, a deep talent pool, and a startup culture that moves fast. Sigma builds BigCommerce stores for Austin businesses that want that same velocity in their commerce operations – properly scoped, built right, and supported after launch.
What Are BigCommerce Development Services?
The full scope of work to get a BigCommerce store built, integrated, and converting. For Austin brands, that means US payment gateways, USPS/UPS/FedEx shipping integrations, sales tax automation for Texas’s destination-based collection rules, and storefronts optimised for mobile where most US eCommerce traffic now originates.
Our Services
Sigma’s BigCommerce Development Services
for Austin
Migration Services
Austin businesses outgrowing Shopify, running on legacy Magento, or stuck on platforms that don’t scale can move to BigCommerce with Sigma handling the full migration. Your data comes across clean. Your rankings stay put. No downtime surprises.
Every product, customer record, and order migrated with zero data loss
Full redirect coverage so your organic traffic doesn’t drop during the move
Built on architecture that lasts, not something you’ll outgrow in two years
Integration Services
An Austin DTC brand selling through its own site, Amazon, and a retail partner needs everything in sync. Sigma connects BigCommerce to your ERP, 3PL, accounting software, and marketplaces so inventory, orders, and customer data stay accurate across every channel.
ERP and CRM integrations that remove data silos
US payment gateways plus Afterpay, Klarna, and PayPal
Modular architecture for adding channels without a rebuild
Theme Development
Austin shoppers expect modern, fast, mobile-first storefronts. Sigma builds BigCommerce themes that reflect your brand identity and convert visitors into buyers. Sub-3-second load times. Clean checkout. No template defaults.
Custom design that matches your brand, not a template with your logo
Page loads under three seconds on mobile during peak traffic
Architecture supports headless when your UX needs evolve
Support and Maintenance
US business hours support. Sigma handles security patches, compliance, platform updates, and performance monitoring so your Austin store stays reliable while you focus on growth.
Continuous monitoring that surfaces issues before they affect sales
US compliance and security management handled for you
Updates scheduled and tested to avoid breaking anything
Store Development
Austin DTC brand scaling nationally. Texas B2B distributor going digital. SaaS company adding a merch store. Sigma builds BigCommerce around how your business operates.
Architecture that handles growth without degrading
Checkout with upfront shipping and tax calculations
Multi-channel: Amazon, social commerce, and in-store POS
App Development
When standard apps don’t fit, Sigma builds custom BigCommerce applications. Automated sales tax logic for multi-state selling, subscription management, custom fulfilment workflows – whatever your Austin business specifically needs.
Apps built for your specific business logic, not generic workarounds
API integrations that automate without dragging down your storefront
Designed to remain stable through BigCommerce version updates
The Sigma Way of BigCommerce Development
Sigma’s US office is in Irvine, California. We’ve been building commerce platforms for over 15 years. Every Austin project gets proper scoping, dedicated QA, and ISO 9001 and 27001 certified security practices. We stay on after your store launches.
The Sigma Edge:
- Budgets that stay on track
- Revenue outcomes you can measure
- Stable during Black Friday and holiday traffic
- Scales without reinvestment
- Lower total cost over time
- US-based support from Irvine, CA
Our Process
How Sigma Turns BigCommerce
Into Revenue Infrastructure
ur delivery model keeps your Austin project on time and within scope.
Proven BigCommerce Growth, Engineered by Sigma
Real outcomes from production BigCommerce stores. Not projections.
+29% online orders through UX and checkout rebuild for a specialty food eCommerce brand
+36% mobile transactions with Mobile-first architecture overhaul for a consumer brand
Seamless multi-state fulfilment via Shipping and payment gateways integrated at scale
Ready to Build on BigCommerce in Its Hometown?
Certified BigCommerce agency with US headquarters. 15+ years. We build stores for Austin brands that need to work from day one.
Trusted by Brands Across 16 Countries
From Austin, businesses to global enterprise retailers, Sigma has delivered commerce outcomes that hold.
Frequently Asked Questions
Is BigCommerce secure?
ISO 27001, PCI DSS Level 1, running on Google Cloud. No server management required.
Where is Sigma based?
US headquarters in Irvine, CA. Global delivery centres. US business hours support.
How long does a build take?
Standard stores in weeks. Complex builds in two to four months. Written timeline agreed before any work begins.
Can Sigma handle US payments and shipping?
Yes. All major US gateways, Afterpay, Klarna, PayPal, USPS, UPS, FedEx, and sales tax automation.
What services for Austin?
Custom themes, headless storefronts, migrations, API integrations, custom apps, and ongoing US-hours support.
Why Sigma over an Austin agency?
Austin has great agencies. Sigma adds structured delivery, ISO-certified security, 400+ engineers, and post-launch accountability.