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Hi, I’m Albert Castillo, a Senior Shopify Developer with 8+ years of experience building scalable Shopify and Shopify Plus e-commerce platforms. I specialize in developing end-to-end features using Shopify Liquid, JavaScript, and Shopify APIs, including custom storefront functionality, integrations, and performance optimization. I’m adept at collaborating closely with product, marketing, and design teams to deliver high-impact ecommerce solutions. I’m experienced implementing third-party integrations, webhooks, CRM connections, and marketing automation, and I focus on maintainable architecture that supports business growth.…Hi, I’m Albert Castillo, a Senior Shopify Developer with 8+ years of experience building scalable Shopify and Shopify Plus e-commerce platforms. I specialize in developing end-to-end features using Shopify Liquid, JavaScript, and Shopify APIs, including custom storefront functionality, integrations, and performance optimization. I’m adept at collaborating closely with product, marketing, and design teams to deliver high-impact ecommerce solutions. I’m experienced implementing third-party integrations, webhooks, CRM connections, and marketing automation, and I focus on maintainable architecture that supports business growth.

Albert Castillo

Web Developer, Front-End Developer, Back-End Developer, +2

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Hi, I’m Albert Castillo, a Senior Shopify Developer with 8+ years of experience building scalable Shopify and Shopify Plus e-commerce platforms. I specialize in developing end-to-end features using Shopify Liquid, JavaScript, and Shopify APIs, including custom storefront functionality, integrations, and performance optimization. I’m adept at collaborating closely with product, marketing, and design teams to deliver high-impact ecommerce solutions. I’m experienced implementing third-party integrations, webhooks, CRM connections, and marketing automation, and I focus on maintainable architecture that supports business growth.…Hi, I’m Albert Castillo, a Senior Shopify Developer with 8+ years of experience building scalable Shopify and Shopify Plus e-commerce platforms. I specialize in developing end-to-end features using Shopify Liquid, JavaScript, and Shopify APIs, including custom storefront functionality, integrations, and performance optimization. I’m adept at collaborating closely with product, marketing, and design teams to deliver high-impact ecommerce solutions. I’m experienced implementing third-party integrations, webhooks, CRM connections, and marketing automation, and I focus on maintainable architecture that supports business growth.

Available to hire

Hi, I’m Albert Castillo, a Senior Shopify Developer with 8+ years of experience building scalable Shopify and Shopify Plus e-commerce platforms. I specialize in developing end-to-end features using Shopify Liquid, JavaScript, and Shopify APIs, including custom storefront functionality, integrations, and performance optimization.

I’m adept at collaborating closely with product, marketing, and design teams to deliver high-impact ecommerce solutions. I’m experienced implementing third-party integrations, webhooks, CRM connections, and marketing automation, and I focus on maintainable architecture that supports business growth.

Skills

Experience Level

Expert

Expert

Expert

Expert

Work Experience

Senior Shopify Developer

October 1, 2023 - August 1, 2025

Led end-to-end development of Shopify Plus storefront features, from UI implementation to backend logic and integrations. Built and customized storefront components using Shopify Liquid, JavaScript, HTML, and CSS. Implemented advanced e-commerce functionality including product bundles, promotional logic, and loyalty program integrations. Integrated CRM systems, marketing tools, and third-party services with Shopify to streamline data flow and campaign automation. Designed scalable Shopify architecture to support growing product catalogs and increasing traffic. Improved site performance and user experience through frontend optimization and efficient Shopify theming. Collaborated closely with product, marketing, and design teams to deliver new features aligned with business goals. Maintained and optimized Shopify themes, apps, and integrations to ensure long-term maintainability.

Ecommerce Web Developer at CustomerX

February 1, 2019 - August 1, 2023

Developed reusable Shopify storefront components using Liquid, JavaScript, HTML/CSS. Implemented integrations with third-party APIs and webhooks for payments, analytics, and marketing automation. Configured real-time data synchronization and created conversion-optimized storefront features in collaboration with marketing teams.

Web Developer at Iceblink Solutions

December 1, 2017 - September 1, 2018

Developed frontend interfaces using JavaScript, HTML, and CSS; assisted in building and customizing Shopify themes and storefronts; supported ongoing site maintenance and performance improvements.