Andriy S.

Full-stack developer with 5+ years of experience building scalable web applications and e-commerce solutions. I handle projects from database architecture to pixel-perfect frontend implementation. Core expertise: Frontend: JavaScript (ES6+), React, Vue.js, HTML5, CSS3, SASS/LESS, Bootstrap, Tailwind CSS Backend: Node.js, PHP, Express.js, Laravel, RESTful API development, GraphQL Databases: MySQL, PostgreSQL, MongoDB, Firebase E-commerce: Shopify (Liquid, theme customization, Shopify API, app development), WordPress/WooCommerce (custom plugins, themes) Tools & DevOps: Git, Docker, AWS, Heroku, CI/CD pipelines CMS: WordPress, Shopify, Contentful, Strapi What I deliver: Full-stack web applications with custom backend logic Shopify stores with advanced functionality and third-party integrations WordPress sites with custom plugins and complex features RESTful and GraphQL API development Database design, optimization, and migrations Payment gateway integrations (Stripe, PayPal) Responsive, mobile-first design implementation Approach: Clean, maintainable code following best practices. Agile workflow with regular updates. On-time delivery with thorough testing.