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I am a Senior Shopify Developer and CRO-focused ecommerce specialist with 7+ years of experience building, optimizing, and scaling Shopify stores for DTC brands and agencies. I specialize in custom Shopify development, advanced storefront logic, and conversion-focused improvements including A/B testing implementation, performance optimization, and UX enhancements. I translate complex business requirements into scalable storefront solutions, improve site performance, and resolve critical technical challenges across themes, apps, and checkout flows. My work has delivered measurable impact, including 10–24% conversion improvements, 15–25% add-to-cart increases, and up to 24% revenue uplift across multiple projects.…I am a Senior Shopify Developer and CRO-focused ecommerce specialist with 7+ years of experience building, optimizing, and scaling Shopify stores for DTC brands and agencies. I specialize in custom Shopify development, advanced storefront logic, and conversion-focused improvements including A/B testing implementation, performance optimization, and UX enhancements. I translate complex business requirements into scalable storefront solutions, improve site performance, and resolve critical technical challenges across themes, apps, and checkout flows. My work has delivered measurable impact, including 10–24% conversion improvements, 15–25% add-to-cart increases, and up to 24% revenue uplift across multiple projects.

Mohsan Rafiq

Web Developer, Front-End Developer, eCommerce Developer, +5

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I am a Senior Shopify Developer and CRO-focused ecommerce specialist with 7+ years of experience building, optimizing, and scaling Shopify stores for DTC brands and agencies. I specialize in custom Shopify development, advanced storefront logic, and conversion-focused improvements including A/B testing implementation, performance optimization, and UX enhancements. I translate complex business requirements into scalable storefront solutions, improve site performance, and resolve critical technical challenges across themes, apps, and checkout flows. My work has delivered measurable impact, including 10–24% conversion improvements, 15–25% add-to-cart increases, and up to 24% revenue uplift across multiple projects.…I am a Senior Shopify Developer and CRO-focused ecommerce specialist with 7+ years of experience building, optimizing, and scaling Shopify stores for DTC brands and agencies. I specialize in custom Shopify development, advanced storefront logic, and conversion-focused improvements including A/B testing implementation, performance optimization, and UX enhancements. I translate complex business requirements into scalable storefront solutions, improve site performance, and resolve critical technical challenges across themes, apps, and checkout flows. My work has delivered measurable impact, including 10–24% conversion improvements, 15–25% add-to-cart increases, and up to 24% revenue uplift across multiple projects.

Available to hire

I am a Senior Shopify Developer and CRO-focused ecommerce specialist with 7+ years of experience building, optimizing, and scaling Shopify stores for DTC brands and agencies. I specialize in custom Shopify development, advanced storefront logic, and conversion-focused improvements including A/B testing implementation, performance optimization, and UX enhancements.

I translate complex business requirements into scalable storefront solutions, improve site performance, and resolve critical technical challenges across themes, apps, and checkout flows. My work has delivered measurable impact, including 10–24% conversion improvements, 15–25% add-to-cart increases, and up to 24% revenue uplift across multiple projects.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Lead Front-End Developer & E-commerce Specialist (Shopify / WordPress / Webflow) at Apple Pie Berlin

February 1, 2021 - Present

Led development across 50+ Shopify stores spanning cosmetics, food, beverage, grocery, and beauty industries. Built custom Shopify solutions including bundle systems, cart logic, metafield-driven content, and dynamic product experiences. Converted Figma designs into scalable, pixel-perfect Shopify themes with reusable sections and flexible architecture. Delivered WooCommerce → Shopify migrations (4–5 projects), handling product data, CMS restructuring, and metafield mapping. Improved site performance significantly (mobile Page Speed 17 → 64; desktop 40 → 90). Implemented and supported A/B testing across product pages, homepage banners, upsells, and layout experiments. Integrated tools including Klaviyo, Reviews.io, Recharge, Skio, discount systems, filters, Meta Pixel, and Google tracking. Solved complex cart logic issues by implementing unique line-item key handling to ensure correct bundle behavior.

Lead A/B Testing Developer & Shopify Developer at Labrigart.Design GmbH | Ecom Growth Partner

August 1, 2024 - January 1, 2026

Led A/B testing development and Shopify implementation across 20+ ecommerce projects, focusing on conversion optimization, revenue growth, and user behavior analysis. Managed full experiment lifecycle including hypothesis development, front-end variation development, QA, debugging, and validation. Executed experiments targeting add-to-cart rate, conversion rate, checkout tracking, and revenue (new vs returning). Built and deployed test variations across homepage layouts and banners, product pages and content structure, upsell components, and review placements. Achieved measurable impact: 10–24% conversion rate improvement, 15–25% add-to-cart increase, 2.5–24% revenue uplift. Resolved complex tracking and checkout-related issues to improve data accuracy and experiment reliability. Collaborated with growth and design teams to translate CRO strategies into scalable Shopify implementations.

Shopify Developer & A/B Testing Specialist at Accelerated

June 1, 2023 - December 1, 2023

Led Shopify development and experimentation initiatives, combining custom development with A/B testing to improve conversion performance and user experience. Implemented and managed A/B tests using ABlyft and Crazy Egg across product pages, landing pages, and conversion flows. Identified UX friction points and deployed data-driven improvements across homepage layouts, product page structure, upsell and review components. Collaborated with design and growth teams to translate hypotheses into testable front-end implementations. Built and deployed responsive, pixel-accurate pages from Figma, Sketch, and Adobe designs. Ensured accurate tracking and test integrity by debugging events, checkout flows, and experiment setup; supported ongoing optimization by iterating on winning variations.

Web Developer | WordPress & Shopify at Highcaliber Visuals

November 1, 2019 - December 1, 2020

Developed custom Shopify and WordPress websites from Sketch and Adobe XD designs with responsive, production-ready implementation. Translated design systems into pixel-perfect front-end builds, ensured usability and content flexibility, and delivered performance and UX improvements across multiple client projects. Created client documentation and user guides to support smooth handover and long-term site management; recommended themes, plugins, and technical solutions aligned with business needs.

Web Developer | Shopify & WordPress at BBS

August 1, 2018 - October 1, 2019

Collaborated with the co-founder to design and develop Shopify and WordPress websites from Figma and Sketch files. Built storefronts to align with client requirements, improving usability and visual structure. Supported full project lifecycle from development to deployment and client handover. Authored client-focused documentation and user guides to improve post-launch experience; researched and recommended themes, plugins, and tools; maintained consistent communication and reporting workflows.

Junior Web Developer | WordPress & Shopify at Nimble Web Solutions

August 1, 2015 - July 1, 2018

Converted PSD designs into responsive HTML, WordPress, and Shopify websites with strong attention to layout accuracy and usability. Developed and maintained multiple client websites, ensured content updates and functional stability, and implemented responsive design practices to improve performance across devices. Created client documentation and supported email marketing integrations.

Junior Web Developer at Nimble Web Solutions

August 1, 2015 - July 31, 2018

Converted PSD designs into responsive HTML, WordPress, and Shopify websites with strong attention to layout accuracy and usability. Supported ongoing site maintenance, content updates, and troubleshooting, and assisted in client documentation for smooth handover.