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I am a Senior Web & eCommerce Developer with over a decade of experience building high-quality web applications and scalable software systems. I specialize in React, Vue, Laravel, and Node.js, with a strong emphasis on performance, scalability, and user experience. I focus on eCommerce development across Shopify, WordPress, Wix, and Webflow, delivering custom themes, plugins, and optimized solutions tailored to business needs. I excel at front-end and back-end development, integrating third-party services, CRMs, and cloud platforms to create seamless digital ecosystems that help businesses grow online.…I am a Senior Web & eCommerce Developer with over a decade of experience building high-quality web applications and scalable software systems. I specialize in React, Vue, Laravel, and Node.js, with a strong emphasis on performance, scalability, and user experience. I focus on eCommerce development across Shopify, WordPress, Wix, and Webflow, delivering custom themes, plugins, and optimized solutions tailored to business needs. I excel at front-end and back-end development, integrating third-party services, CRMs, and cloud platforms to create seamless digital ecosystems that help businesses grow online.

Denis Dubowski

Web Developer, Full Stack Developer, Programmer, +3

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I am a Senior Web & eCommerce Developer with over a decade of experience building high-quality web applications and scalable software systems. I specialize in React, Vue, Laravel, and Node.js, with a strong emphasis on performance, scalability, and user experience. I focus on eCommerce development across Shopify, WordPress, Wix, and Webflow, delivering custom themes, plugins, and optimized solutions tailored to business needs. I excel at front-end and back-end development, integrating third-party services, CRMs, and cloud platforms to create seamless digital ecosystems that help businesses grow online.…I am a Senior Web & eCommerce Developer with over a decade of experience building high-quality web applications and scalable software systems. I specialize in React, Vue, Laravel, and Node.js, with a strong emphasis on performance, scalability, and user experience. I focus on eCommerce development across Shopify, WordPress, Wix, and Webflow, delivering custom themes, plugins, and optimized solutions tailored to business needs. I excel at front-end and back-end development, integrating third-party services, CRMs, and cloud platforms to create seamless digital ecosystems that help businesses grow online.

Available to hire

I am a Senior Web & eCommerce Developer with over a decade of experience building high-quality web applications and scalable software systems. I specialize in React, Vue, Laravel, and Node.js, with a strong emphasis on performance, scalability, and user experience.

I focus on eCommerce development across Shopify, WordPress, Wix, and Webflow, delivering custom themes, plugins, and optimized solutions tailored to business needs. I excel at front-end and back-end development, integrating third-party services, CRMs, and cloud platforms to create seamless digital ecosystems that help businesses grow online.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Web Developer at Webuiltech

September 1, 2017 - March 1, 2019

Gained experience with UI development using React and React Native; participated in client management including sprint planning, workshops, and regular presentations; contributed to AngularJS mini-SPAs; independently developed solutions primarily in jQuery based on client discussions; collaborated on AngularJS applications; built a web application for custom mobile landing pages, in-house analytics, and a page designer tool using Laravel, Nova, MongoDB, MySQL, JavaScript, and jQuery; developed a web service/API for field-management using PHP, MySQL, and AngularJS.

Shopify Developer at Superco

September 1, 2019 - January 1, 2022

Designed and developed multiple Shopify stores with a focus on user experience and brand consistency; customized Shopify themes, integrated third-party apps, and implemented custom functionalities to enhance store performance and scalability; optimized website speed, SEO, and mobile responsiveness to boost conversions; collaborated with clients to understand business needs and provided technical solutions for eCommerce growth; delivered high-quality Shopify projects under tight deadlines.

Senior Web Developer at Redtag Digital

March 1, 2022 - August 1, 2024

Main stack includes WordPress, Shopify, and Webflow; integrated third-party APIs including PayPal and Stripe; built stores from sketches and integrated recharge subscription API; built Klaviyo forms and integrations; optimized speed and SEO; configured payment methods and shipping.

Full Stack Developer at Tack Media

August 1, 2022 - December 1, 2022

Led the development of a single-page application; used HTML5, CSS3 (LESS) and Bootstrap to build responsive pages; designed and developed a front-end operations-based system enabling frontend developers to select widgets based on user permissions; architected and implemented full-stack eCommerce features; implemented client-side MVC architecture; created a responsive framework to support both web and native applications; worked in an Agile environment.

Shopify Developer at purplefire

September 1, 2024 - May 1, 2025

Responsive Shopify theme design and development; speed optimization; strong HTML/CSS/JavaScript/jQuery foundation; Shopify Ajax API experience; troubleshooting and debugging; SEO optimization; configuring third-party apps; assessing feature impact on existing infrastructure and providing long-term and short-term maintenance options.

Web Developer at Freelancer, Upwork

May 1, 2025 - Present

Delivered 30+ high-performance websites and web applications for clients across fintech, eCommerce, and SaaS; specialized in Shopify, WordPress, Webflow, and modern frameworks such as React, Next.js, Vue.js, and Angular; built responsive, scalable, and user-centric digital solutions; implemented SEO-driven strategies and performance optimizations, achieving significant improvements in site speed and organic traffic; integrated blockchain/Web3 components when relevant; mentored junior developers and collaborated cross-functionally to ensure successful project delivery.