Sohaib A.

BigCommerce Expert & Official BigCommerce Partner | Certified Shopify Partner | Top Rated Plus (Top 3% on Upwork) If your BigCommerce store is losing sales, loading slow, or stuck with a bug no one can fix — I'm the BigCommerce developer clients call after the first developer failed. I've spent 10+ years inside BigCommerce: Stencil theme development, custom checkout, Storefront & Management API integrations, B2B, multi-storefront, headless and full migrations to BigCommerce from Shopify, Magento, WooCommerce and Wix. Same depth on Shopify and Shopify Plus. Why clients pick me over the 500+ other "BigCommerce developers" on Upwork: ✅ Official BigCommerce Partner + Shopify Partner — I work with the platforms, not just on them ✅ Top Rated Plus, 98% Job Success, $100K+ earned, 2,600+ hours, 70+ completed projects ✅ 5-star feedback on BigCommerce Stencil, pricing/variant bugs, storefront redesigns and API work ✅ I answer within 0-4 hours and I don't disappear mid-project ✅ I tell you honestly if something isn't worth building — even if it costs me the job BigCommerce services: • BigCommerce store setup, design & redesign (Cornerstone and custom Stencil themes) • BigCommerce theme customization, bug fixing & speed optimization • BigCommerce API integrations — ERP, CRM, ShipStation, Klaviyo, Zapier, Searchspring, Feedonomics • BigCommerce B2B Edition, customer groups, price lists, multi-storefront • BigCommerce migration (Shopify → BigCommerce, Magento → BigCommerce, WooCommerce → BigCommerce) with SEO/301 protection • BigCommerce checkout customization, Page Builder widgets, GraphQL Storefront API • BigCommerce SEO, GA4 + GTM + Meta server-side tracking, ADA accessibility fixes Shopify services: • Shopify & Shopify Plus store development, theme customization, Liquid, custom sections • Shopify migrations, app integrations, Klaviyo automation, speed & conversion optimization What working with me looks like: 1. You send your store URL + the problem or goal 2. I reply with a clear diagnosis, fixed price and timeline (no vague "let's hop on a call") 3. I build on a staging theme, you approve, then it goes live — nothing breaks on your live store Most BigCommerce developers can make your store look good. I make it sell more, break less and cost you fewer hours of your own time. Send me your BigCommerce or Shopify store URL and what's not working. I'll tell you exactly what's wrong and what it takes to fix — before you spend a single dollar. BigCommerce Expert | BigCommerce Developer | BigCommerce Partner | Stencil Developer | BigCommerce Migration | BigCommerce API | BigCommerce B2B | Shopify Expert | Shopify Plus | Shopify Partner | eCommerce Developer