Experienced e-commerce extension developer with hands-on expertise building, integrating, and maintaining extensions across Shopify, Magento, WooCommerce, and BigCommerce platforms. Skilled in developing custom plugins, theme app extensions, and API-driven integrations that enable seamless partner onboarding and transaction processing. Proficient in working with platform-specific SDKs, REST/GraphQL APIs, and webhook architectures to deliver scalable, production-grade solutions for diverse merchant ecosystems.