Rajinder K.

I am a Shopify and BigCommerce developer who handles full store builds, custom app development, and the ongoing technical work that keeps eCommerce stores performing after launch. My Upwork work includes dedicated Shopify development engagements where I build custom Shopify applications, optimize store setups, and handle complex coding to improve site functionality and performance. On the BigCommerce side, I work with Stencil themes and JavaScript customization for stores that need platform-specific development. I also take on full website redesigns, product page optimization, and site speed improvements for existing stores that need to convert better and load faster. What I Deliver: - Custom Shopify app development and integration - Shopify and Shopify Plus store setup, theming, and configuration - BigCommerce development with Stencil and JavaScript customization - Full eCommerce website redesigns and builds - Product page optimization and site speed improvements - Third-party API and payment gateway integration - Liquid template customization and custom Shopify theme development - Ongoing dedicated development and long-term store maintenance Tech Stack: - Shopify, Shopify Plus, Liquid, Shopify Apps - BigCommerce, Stencil - HTML, CSS, JavaScript, jQuery - REST APIs, Payment Gateways - Git, Figma Whether you need a Shopify Store Built and Maintained by a Dedicated developer, a BigCommerce site customized with Stencil and JavaScript, a full website redesign, or Ongoing optimization to keep your store fast and converting, I handle the build and stay involved for the long term.