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I'm Sandro Sousa Rivera, a freelance E-commerce web & SaaS developer based in Copenhagen, Denmark. I build fast, accessible websites using React, JavaScript, Tailwind CSS, and WordPress, with a strong focus on performance and user experience. I’m known for clear communication, proactive collaboration, and leadership on projects ranging from Decathlon initiatives to Google projects via TelePerformance. I enjoy turning complex ideas into clean, scalable front-end solutions and exploring AI automations to streamline workflows.…I'm Sandro Sousa Rivera, a freelance E-commerce web & SaaS developer based in Copenhagen, Denmark. I build fast, accessible websites using React, JavaScript, Tailwind CSS, and WordPress, with a strong focus on performance and user experience. I’m known for clear communication, proactive collaboration, and leadership on projects ranging from Decathlon initiatives to Google projects via TelePerformance. I enjoy turning complex ideas into clean, scalable front-end solutions and exploring AI automations to streamline workflows.

Sandro Sousa Rivera

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

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I'm Sandro Sousa Rivera, a freelance E-commerce web & SaaS developer based in Copenhagen, Denmark. I build fast, accessible websites using React, JavaScript, Tailwind CSS, and WordPress, with a strong focus on performance and user experience. I’m known for clear communication, proactive collaboration, and leadership on projects ranging from Decathlon initiatives to Google projects via TelePerformance. I enjoy turning complex ideas into clean, scalable front-end solutions and exploring AI automations to streamline workflows.…I'm Sandro Sousa Rivera, a freelance E-commerce web & SaaS developer based in Copenhagen, Denmark. I build fast, accessible websites using React, JavaScript, Tailwind CSS, and WordPress, with a strong focus on performance and user experience. I’m known for clear communication, proactive collaboration, and leadership on projects ranging from Decathlon initiatives to Google projects via TelePerformance. I enjoy turning complex ideas into clean, scalable front-end solutions and exploring AI automations to streamline workflows.

Available to hire

I’m Sandro Sousa Rivera, a freelance E-commerce web & SaaS developer based in Copenhagen, Denmark. I build fast, accessible websites using React, JavaScript, Tailwind CSS, and WordPress, with a strong focus on performance and user experience.

I’m known for clear communication, proactive collaboration, and leadership on projects ranging from Decathlon initiatives to Google projects via TelePerformance. I enjoy turning complex ideas into clean, scalable front-end solutions and exploring AI automations to streamline workflows.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Portuguese

Beginner

Work Experience

Freelance E-Commerce Web Developer at Self-employed

December 31, 2019 - December 31, 2019

Freelance web development for e-commerce sites; built responsive front-end using React, JavaScript, Tailwind, and WordPress; optimized performance and user experience for client storefronts.

Sustainability leader and section responsible at Decathlon

December 31, 2021 - December 31, 2021

Led sustainability initiatives and managed a project section, coordinating teams and delivering improvements in product and process sustainability.

Web Product Implementation Specialist at TelePerformance

December 31, 2022 - December 31, 2022

Frontend - UX/UI work and project leadership for a Google project; involved in delivery of web product implementations and stakeholder coordination.

Frontend - UX/UI, Project Leader at Erudita

January 1, 2024 - November 18, 2025

Frontend development, UX/UI design and project leadership responsibilities for Erudita’s initiatives.