Sushil S.

I help Shopify and Shopify Plus merchants build custom apps, automate business workflows, and implement complex checkout requirements. Specializing in Shopify Functions, Checkout UI Extensions, GraphQL APIs, and third-party integrations. With 12+ years of experience in eCommerce development, I specialize in Shopify and Shopify Plus, delivering high-quality solutions for startups, growing brands, and enterprise businesses. I focus on writing clean, maintainable code and building long-term partnerships with clients. What I can help you with ✅ Shopify 2.0 Theme Development & Customization ✅ Shopify Plus & Checkout Extensibility ✅ Shopify Functions & Checkout UI Extensions ✅ Custom Shopify App Development (Public & Private) ✅ Shopify API (GraphQL & REST) ✅ Store Migration (WooCommerce, Magento, BigCommerce, Custom Platforms) ✅ Custom Sections & Landing Pages ✅ Cart & Checkout Optimization ✅ Subscription & Membership Integrations ✅ Klaviyo, GA4, Meta Pixel, Google Tag Manager & Analytics ✅ Performance Optimization & Core Web Vitals ✅ Bug Fixes & Ongoing Store Maintenance Additional Expertise * BigCommerce Theme & App Development * Laravel Application Development * WordPress & WooCommerce * API Integrations * Payment Gateway Integrations * Third-Party ERP/CRM Integrations Why clients work with me ✔ 12+ years of professional development experience ✔ Strong communication and reliable project updates ✔ Clean, scalable, and well-documented code ✔ Business-focused solutions—not just code ✔ Long-term support after project completion Whether you need a quick fix, a custom feature, a Shopify app, or a complete Shopify Plus solution, I can help you deliver it efficiently and with attention to detail. Let’s discuss your project and build something that drives real business results. I’m committed to building long-term partnerships by delivering reliable, scalable solutions that help businesses grow.