Creating powerful, conversion-focused BigCommerce stores with seamless functionality, custom design, and enterprise-grade performance across all devices.
Expert BigCommerce Services
1. Custom BigCommerce Store Design & Development
An effective online store starts with an efficient base, and BigCommerce offers just that. Our development team develops websites based on your brand, boost customer trust, and better overall shopping experiences on the custom BigCommerce websites. We know how quickly the eCommerce environment changes, so we design not only pretty masterpieces but make them convert.
Our design & development includes:
- Custom BigCommerce theme design
- Page layouts optimized for conversion
- Fully responsive & mobile-first interfaces
We also spend time to learn your business, your intended customers and how they use it and translate that understanding into a digital storefront that takes customers seamlessly through the home page to the checkout. Since it enables the filtering of products, the navigation of the user among others, all is well optimized to enhance the engagement and consistent sales. Both starting a new store or revamping an old one, you get the solution of BigCommerce which is designed to last long, grow and prosper in the long run.
2. BigCommerce Theme Customization & User Experience Enhancement
The theme of your store determines the impression of the customers toward your brand. We customize the BigCommerce themes to provide a unique and pleasant shopping experience that makes customers explore and purchase more goods. Our theme is made with clean aesthetics, easy to use layouts, and optimal user interface components that are premium, modern, and in line with your objectives.
Customization areas include:
- Homepage redesign and product collection makeover
- Visual enhancements, icons, banners, and CTAs
- UX optimization for faster navigation and higher engagement
Each page has a purpose on our site, whether it is product pages or checkout we make sure that the user experience is a smooth and friction-free process. We work UX-first to make your store look and work better at the same time and allow your business to transform more visitors to happy clients.
3. BigCommerce App Integration & Advanced Functionality Development
BigCommerce embraces strong integrations, and we assist you to realize their full potential. We get your store integrated into the key apps in order to automate, analyze, and scale effectively.
We integrate:
- CRM, ERP, inventory & fulfillment systems
- Email marketing, loyalty, and review apps
- Payment gateways, tax tools, and shipping platforms
When you need specific features in your app, we build it to suit your business. Our team also provides a high level of security of API communications and consistent performance of all integrations. What will come out is a BigCommerce store that works smarter, runs smoother and aids in the growth of your business at any stage.
4. BigCommerce Migration & Replatforming Services
Migrating to BigCommerce should be seamless and with the right process, it is. We migrate your store from platforms like Shopify, Magento, WooCommerce, or custom solutions without losing design quality, SEO performance, or essential data.
Our migration services include:
- Product & customer data transfer
- URL redirects and SEO protection
- Rebuilding layouts & redesigning UI for BigCommerce
We ensure your store remains fully functional throughout the migration. Every step focuses on preserving your rankings, analytics, and customer experience. After migration, your store will benefit from BigCommerce’s speed, flexibility, and stability giving you the perfect environment to scale confidently and efficiently.
5. BigCommerce SEO, Speed Optimization & Conversion Boosting
With thousands of online stores competing daily, visibility and speed make all the difference. We optimize your BigCommerce store using a proven blend of technical SEO, UX enhancements, and performance improvements.
Our optimization includes:
- Keyword-wise product optimization & metadata refinement
- Core Web Vitals and loading speed improvements
- Funnel analysis, bounce-rate reduction & conversion mapping
We fine-tune every touchpoint search experience, product views, cart flow, and checkout to reduce friction and increase completed purchases. Our goal is to position your BigCommerce store where customers can easily find it, trust it, and enjoy shopping without delays.
6. BigCommerce Maintenance, Growth Management & Ongoing Support
Your BigCommerce store needs continuous support to stay secure, fast, and aligned with market trends. We provide dedicated maintenance that keeps your store’s performance stable and future-ready.
Our long-term support includes:
- Regular audits, bug fixes, and security updates
- Feature enhancements & integration expansion
- Analytics monitoring and conversion insights
We ensure your store evolves with seasonal trends, new technologies, and customer expectations. From adding new pages and updating product flows to optimizing design elements, we offer continuous support that empowers your store to grow steadily month after month. As your eCommerce partner, Excellon IT Solution helps you stay ahead of competition through consistent-quality operations.

