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I’m Sergio, a Shopify Front-End Developer with a strong focus on building robust, scalable e-commerce interfaces using React.js, HTML, CSS, and Liquid in Shopify environments. I enjoy turning complex requirements into clean, responsive UIs and collaborating with design and product teams to deliver delightful user experiences. Over the years I’ve worked with clients across fashion, footwear, and lifestyle brands, delivering front-end solutions, optimizing performance, and integrating third-party apps. I’m always eager to learn new tools and techniques to improve the user experience and drive business results.…I’m Sergio, a Shopify Front-End Developer with a strong focus on building robust, scalable e-commerce interfaces using React.js, HTML, CSS, and Liquid in Shopify environments. I enjoy turning complex requirements into clean, responsive UIs and collaborating with design and product teams to deliver delightful user experiences. Over the years I’ve worked with clients across fashion, footwear, and lifestyle brands, delivering front-end solutions, optimizing performance, and integrating third-party apps. I’m always eager to learn new tools and techniques to improve the user experience and drive business results.

Sergio Fernández

Front-End Developer, Web Developer, UI Designer, +2

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I’m Sergio, a Shopify Front-End Developer with a strong focus on building robust, scalable e-commerce interfaces using React.js, HTML, CSS, and Liquid in Shopify environments. I enjoy turning complex requirements into clean, responsive UIs and collaborating with design and product teams to deliver delightful user experiences. Over the years I’ve worked with clients across fashion, footwear, and lifestyle brands, delivering front-end solutions, optimizing performance, and integrating third-party apps. I’m always eager to learn new tools and techniques to improve the user experience and drive business results.…I’m Sergio, a Shopify Front-End Developer with a strong focus on building robust, scalable e-commerce interfaces using React.js, HTML, CSS, and Liquid in Shopify environments. I enjoy turning complex requirements into clean, responsive UIs and collaborating with design and product teams to deliver delightful user experiences. Over the years I’ve worked with clients across fashion, footwear, and lifestyle brands, delivering front-end solutions, optimizing performance, and integrating third-party apps. I’m always eager to learn new tools and techniques to improve the user experience and drive business results.

Available to hire

I’m Sergio, a Shopify Front-End Developer with a strong focus on building robust, scalable e-commerce interfaces using React.js, HTML, CSS, and Liquid in Shopify environments. I enjoy turning complex requirements into clean, responsive UIs and collaborating with design and product teams to deliver delightful user experiences.

Over the years I’ve worked with clients across fashion, footwear, and lifestyle brands, delivering front-end solutions, optimizing performance, and integrating third-party apps. I’m always eager to learn new tools and techniques to improve the user experience and drive business results.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Front-End Developer (Shopify) at Self-employed / Freelance

January 1, 2022 - Present

Integrated React.js components and third-party apps via Shopify framework and quiz apps; performed code cleanup, optimization, and componentization of existing code; developed Shopify front-end for B2B and B2C flows using CSS and Liquid Meta objects; created layouts in Shopify environments and collaborated with design and product teams.

Shopify Front-End Developer at Freelance

January 1, 2022 - Present

Integration of React.js via iframe and quiz apps in Shopify research, analysis and integration of third-party apps. Web layout and development in Shopify environment using CSS and Liquid meta objects. Focus on Shopify Plus for B2B & B2C workflows.