Umais R.

Shopify Plus Developer

Mark Tecknologies • Full-time

Jan 2026 - Present • 4 mos

Develop and maintain high-performance Shopify Plus stores for enterprise and high-growth brands. Architect and customize advanced Shopify Plus themes using Liquid, JavaScript, Shopify APIs, and Shopify CLI. Implement Shopify Plus–specific features including custom checkout extensions, Shopify Functions, B2B features, and automation workflows (Shopify Flow). Lead Figma-to-Shopify Plus conversions with pixel-perfect, responsive implementation. Build and integrate custom/private apps to extend store functionality and streamline operations. Optimize site performance, scalability, and security to support high-traffic environments. Manage third-party integrations (ERP, CRM, subscription systems, payment gateways, and analytics platforms). Collaborate with cross-functional teams to deliver CRO improvements and revenue-focused enhancements. Provide ongoing technical support, feature upgrades, and architecture planning for long-term growth.

Senior Shopify Developer (Themes & SaaS Apps)

Muscled Inc • Full-time

Jan 2024 - Aug 2025 • 1 yr 7 mos

Led the development and optimization of Shopify stores, focusing on performance, scalability, and conversion rate improvements. Designed and developed custom Shopify themes aligned with brand identity and high-performance UX standards. Built and maintained private/custom Shopify apps to automate workflows and enhance store functionality. Implemented advanced features using Liquid, JavaScript, Shopify APIs, and webhooks. Managed Figma-to-Shopify development, ensuring pixel-perfect and fully responsive implementations. Optimized site speed, checkout flow, and mobile experience to increase engagement and revenue. Integrated third-party services including payment gateways, subscriptions, email marketing tools, and analytics platforms. Collaborated with marketing and operations teams to implement CRO strategies and data-driven improvements. Maintained code quality, version control, and deployment workflows for continuous improvements.

Shopify Developer

NM Soft • Part-time

Jan 2023 - Nov 2023 • 10 mos

Built fully responsive Shopify stores from scratch, ensuring seamless performance across desktop, tablet, and mobile devices. Converted Figma designs into pixel-perfect Shopify themes using Liquid, HTML, CSS, JavaScript, and Shopify CLI. Developed custom Shopify themes tailored to client branding and business requirements. Integrated and configured third-party apps (payment gateways, subscriptions, upsell/cross-sell, email marketing, analytics). Customized Shopify functionalities including product templates, dynamic sections, metafields, and checkout enhancements. Optimized store speed and performance following best practices (image optimization, code minification, lazy loading). Implemented API integrations for advanced features and external system connectivity. Provided post-launch support, bug fixes, and feature enhancements. Collaborated with designers, project managers, and marketing teams to deliver high-converting ecommerce experiences.