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Hi, I'm Ronaldo Alvarez, a UX/UI designer and front-end developer focused on creating intuitive, user-centered interfaces. I blend design thinking, agile methodologies, and hands-on coding (HTML5, CSS, JavaScript, React, Angular) to deliver products that are both usable and visually appealing. I'm an active member of Google Developer Groups and enjoy mentoring teams, collaborating across disciplines, and turning complex problems into elegant solutions. I love learning and sharing knowledge to help projects succeed.…Hi, I'm Ronaldo Alvarez, a UX/UI designer and front-end developer focused on creating intuitive, user-centered interfaces. I blend design thinking, agile methodologies, and hands-on coding (HTML5, CSS, JavaScript, React, Angular) to deliver products that are both usable and visually appealing. I'm an active member of Google Developer Groups and enjoy mentoring teams, collaborating across disciplines, and turning complex problems into elegant solutions. I love learning and sharing knowledge to help projects succeed.

Ronaldo Alvarez Uchuya

Graphic Designer, UX Designer, Content Designer, +3

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Hi, I'm Ronaldo Alvarez, a UX/UI designer and front-end developer focused on creating intuitive, user-centered interfaces. I blend design thinking, agile methodologies, and hands-on coding (HTML5, CSS, JavaScript, React, Angular) to deliver products that are both usable and visually appealing. I'm an active member of Google Developer Groups and enjoy mentoring teams, collaborating across disciplines, and turning complex problems into elegant solutions. I love learning and sharing knowledge to help projects succeed.…Hi, I'm Ronaldo Alvarez, a UX/UI designer and front-end developer focused on creating intuitive, user-centered interfaces. I blend design thinking, agile methodologies, and hands-on coding (HTML5, CSS, JavaScript, React, Angular) to deliver products that are both usable and visually appealing. I'm an active member of Google Developer Groups and enjoy mentoring teams, collaborating across disciplines, and turning complex problems into elegant solutions. I love learning and sharing knowledge to help projects succeed.

Available to hire

Hi, I’m Ronaldo Alvarez, a UX/UI designer and front-end developer focused on creating intuitive, user-centered interfaces. I blend design thinking, agile methodologies, and hands-on coding (HTML5, CSS, JavaScript, React, Angular) to deliver products that are both usable and visually appealing.
I’m an active member of Google Developer Groups and enjoy mentoring teams, collaborating across disciplines, and turning complex problems into elegant solutions. I love learning and sharing knowledge to help projects succeed.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

UX/UI Designer at Ferretianguis

March 1, 2025 - Present

I lead the UI/UX design of the CRM system (14 branches), reducing operating times by 85% and increasing productivity by 78%. I use usability testing (A/B Testing) and integration with REST APIs.

HTML5 and CSS3 Instructor at ImpulseON

June 1, 2024 - October 21, 2025

Trained over 50 students in HTML5, CSS3, and best coding practices (BEM, responsive design), increasing their technical skills by 60% (assessed through real-world projects). Implemented learning-by-doing methodologies with practical exercises that increased student satisfaction (NPS +75).

Web Programmer and UI/UX Designer at HPC UNICA

June 1, 2024 - October 21, 2025

Led the design of web interfaces using Figma, achieving a 25% increase in user retention (measured with Mixpanel). Implemented Design Thinking systems, A/B testing, and accessible components (WCA G 2.1) that improved usability by 30% (NPS +32 points) and reduced navigation errors by 40%.

Graphic Designer at HPC UNICA

December 31, 2023 - October 21, 2025

Developed the company's brand identity and corporate manual. Created graphic pieces and posts for social media.

Freelancer UX/UI Designer at Freelancer

June 30, 2023 - October 21, 2025

Creation of various web interfaces and mobile apps for healthcare, food, and hospitality companies.