• Developed and maintained a Vue.js, JavaScript, and Shopify based E-commerce platform, integrating custom APIs with GraphQL for product management, cart functionality, and checkout. Improved site performance by 25%, resulting in a 15% increase in completed checkouts and an enhanced user experience.• Created localized markets with region-specific products and pricing, driving a 20% increase in user engagement and a 15% boost in regional sales.• Implemented Google Tag Manager and optimized SEO by reducing page load times with lazy loading and code splitting, increasing organic traffic by 12% and reducing bounce rates across key pages.• Integrated AWS services for application scalability and reliability, including S3 for static asset storage, CloudFront for content delivery, and Lambda for serverless API processing. These improvements enhanced system resilience and reduced downtime during peak traffic periods.• Built a CI/CD pipeline using Bitbucket, automating deployments, improving system stability, and reducing deployment times by 30%.