Oleksandr R.

4000+ Hours • Custom Development • Long-Term Projects • Kyiv-Based Shopify Liquid developer with 91 Upwork jobs and 3,900+ hours. I build custom Horizon/OS 2.0 sections, product personalisation configurators and app integrations, and fix slow or broken parts of existing themes. 🕐 Availability 🌐 Online: 9 AM - 5 PM CEST | 4 PM - 12 AM ACST | 2 AM - 10 AM CDT 🗓️ 30-40 hrs/week · 5 days/week · 6-8 hrs/day I help ecommerce and DTC brands turn their Shopify store into a fast, high-converting sales engine. As a Shopify developer and Shopify expert with 5+ years of experience in Shopify & Shopify Plus, I focus on blending clean code, smart UX/UI, and data-driven decisions to grow your revenue—not just ship features. Whether you’re searching for a shopify developer, shopify designer, or a shopify developer expert to lead complex shopify development, I cover the full lifecycle: strategy, implementation, optimization, and long-term support. My approach to shopify design is always aligned with business goals, and I include on-page shopify SEO best practices in every project to boost visibility and conversions. 🔹 Store Setup & Migration From idea to launch, or full migration from WooCommerce, custom platforms, or other ecommerce systems to Shopify and Shopify Plus—without data loss and with minimal downtime. I architect the store structure, navigation, and checkout flow so your customers can buy quickly and confidently. 🔹 Custom Themes, Liquid & Front-End I build and customize themes using Shopify Liquid, modern front-end practices, and performance-focused layouts. This includes bespoke sections, product pages, collections, and tailored checkout experiences that reflect your brand and improve conversion rates. 🔹 Shopify App Development & Integrations I design and develop custom Shopify apps (private and public), extend store functionality, and connect third-party services via APIs. From loyalty programs and subscription logic to advanced shipping, pricing, or automation—your store gets exactly what it needs instead of generic workarounds. 🔹 ERP & Operations Integrations I integrate Shopify with ERPs and internal tools to sync inventory, orders, and customer data in real time. This reduces manual work, prevents overselling, and gives your team a single source of truth for operations and reporting. 🔹 Performance, CRO & Ongoing Optimization Speed optimization, improved UX flows, streamlined navigation, and CRO-oriented A/B tests are core to my process. I continuously refine the experience using analytics and real user behavior, focusing on fewer clicks to checkout, higher AOV, and better retention. Tech stack: Shopify & Shopify Plus, Shopify Liquid, Theme & App Development, JavaScript, React, PHP, Node.js, REST APIs, HTML/CSS, ERP & API integrations, UX/UI for ecommerce, SEO and speed optimization. I work as a long-term partner, not just a one-off developer: clear communication, documented decisions, and predictable delivery. My goal is to make your Shopify store (or multiple stores) a stable, scalable growth engine for your business. 📩 Share a bit about your brand and current challenges, and I’ll suggest a practical roadmap for your Shopify store.