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I am a Senior Full Stack Engineer with 10+ years of experience building and scaling large, high-traffic e-commerce and SaaS platforms. I specialize in complex system architecture, performance optimization, and custom integrations across Shopify, Magento, and bespoke platforms. I navigate the full development lifecycle, from initial project discovery and architecture planning to leading teams of 20+ engineers. I have led international, enterprise-level projects, built robust Node.js backends and frontend stacks, and driven reliable, scalable solutions that support growing revenue. I am hands-on, collaborative, and focused on delivering elegant, maintainable software that enables business success.…I am a Senior Full Stack Engineer with 10+ years of experience building and scaling large, high-traffic e-commerce and SaaS platforms. I specialize in complex system architecture, performance optimization, and custom integrations across Shopify, Magento, and bespoke platforms. I navigate the full development lifecycle, from initial project discovery and architecture planning to leading teams of 20+ engineers. I have led international, enterprise-level projects, built robust Node.js backends and frontend stacks, and driven reliable, scalable solutions that support growing revenue. I am hands-on, collaborative, and focused on delivering elegant, maintainable software that enables business success.

Denis Dubin

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I am a Senior Full Stack Engineer with 10+ years of experience building and scaling large, high-traffic e-commerce and SaaS platforms. I specialize in complex system architecture, performance optimization, and custom integrations across Shopify, Magento, and bespoke platforms. I navigate the full development lifecycle, from initial project discovery and architecture planning to leading teams of 20+ engineers. I have led international, enterprise-level projects, built robust Node.js backends and frontend stacks, and driven reliable, scalable solutions that support growing revenue. I am hands-on, collaborative, and focused on delivering elegant, maintainable software that enables business success.…I am a Senior Full Stack Engineer with 10+ years of experience building and scaling large, high-traffic e-commerce and SaaS platforms. I specialize in complex system architecture, performance optimization, and custom integrations across Shopify, Magento, and bespoke platforms. I navigate the full development lifecycle, from initial project discovery and architecture planning to leading teams of 20+ engineers. I have led international, enterprise-level projects, built robust Node.js backends and frontend stacks, and driven reliable, scalable solutions that support growing revenue. I am hands-on, collaborative, and focused on delivering elegant, maintainable software that enables business success.

Available to hire

I am a Senior Full Stack Engineer with 10+ years of experience building and scaling large, high-traffic e-commerce and SaaS platforms. I specialize in complex system architecture, performance optimization, and custom integrations across Shopify, Magento, and bespoke platforms. I navigate the full development lifecycle, from initial project discovery and architecture planning to leading teams of 20+ engineers.

I have led international, enterprise-level projects, built robust Node.js backends and frontend stacks, and driven reliable, scalable solutions that support growing revenue. I am hands-on, collaborative, and focused on delivering elegant, maintainable software that enables business success.

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Work Experience

Shopify Competence Lead / Senior Full Stack Engineer at Scandiweb

January 1, 2023 - Present

Senior leader overseeing the technical growth of an international e-commerce project; scaled infrastructure to support annual revenue growth from $60M to $100M. Led discovery, architecture planning, and implementation of complex e‑commerce and SaaS solutions, including platform work for Magento and Shopify, with 500k+ SKUs. Acted as an org-level technical decision-maker for high-traffic Shopify-based and custom backend systems; improved scalability, performance, and delivery constraints. Implemented Node.js back-end services and middleware powering core business logic and integrations; established CI/CD practices and system monitoring. Led performance-critical features and delivery milestones for revenue-generating projects (~€800k monthly sales). Collaborated with sales, product, and clients to define technically feasible solutions with clear delivery and scalability boundaries.

Senior Full Stack Engineer / Team Lead at Scandiweb

January 1, 2017 - January 1, 2023

Led development teams on enterprise e-commerce platforms with high transaction volumes (2,000+ orders per day). Designed and implemented complex back-end and front-end architectures across Magento, Shopify, and custom builds; migrated systems to AWS; created CI/CD templates and governance. Drove performance optimizations, multi-payment integrations (including Apple Pay), and platform reliability; delivered a unified Magento 2.x to Magento 2.x upgrade and multi-region deployment.

Lead Full Stack Engineer at RestorationLV

January 1, 2014 - January 1, 2017

Engineered a custom e-commerce and auction platform from the ground up using Laravel; integrated multi-vendor payment suites and modern frontend with supporting infrastructure for online orders and post-launch stability. Implemented end-to-end payments, platform security, and scalable backend architecture.

Founder / Lead Developer at FINEYO

January 1, 2011 - January 1, 2014

Founded a personal finance iOS application built with React Native. Owned architecture, UI/UX, data architecture, offline-first data handling, and synchronization with iCloud. Grew product to over 200 active monthly users with paid subscriptions.