Nikolaos V.

With over 20 years of industry-leading front-end development and digital marketing experience, I’m a certified HubSpot, Shopify and WordPress developer dedicated to building SEO-friendly, high-performance websites and campaigns. I combine deep technical know-how with inbound-marketing best practices to deliver scalable, conversion-driven digital solutions. Certifications & Platforms HubSpot CMS for Developers & Marketing Software Certified (HubSpot Academy) Shopify Theme Developer & Shopify Partner Certification WordPress Certified Developer (core themes, plugin architecture, WooCommerce) Core Expertise HubSpot Development: Custom modules, SEO-optimized templates, CRM & automation setups Shopify Development: Responsive, conversion-focused themes, Shopify Plus & headless storefronts WordPress Development: Custom themes & plugins, WooCommerce stores, performance-tuned WP engines Webflow & Squarespace: Pixel-perfect site builds, CMS integrations, e-commerce storefronts Front-End & Performance Languages & Frameworks: CSS3, HTML5, JavaScript (ES6+); React, Vue.js, Angular Build Tools: SASS/LESS, Webpack, Babel, Gulp Optimization: Code-splitting, lazy-loading, modern image formats (WebP/AVIF), Lighthouse & WebPageTest audits Email & Marketing Automation Platforms: HubSpot, Mailchimp, Campaign Monitor, Pardot Responsive templates, advanced segmentation, A/B testing, full funnel automation