Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Product / UX/UI Designer with 6 years of experience shaping digital products from concept to delivery across startups, SaaS, fintech, sport tech, and AI. She specializes in structuring complex products in fast-paced environments—turning ambiguous ideas into clear user journeys, testable prototypes, and scalable design systems. Her work focuses on simplifying complexity, aligning product decisions with real user needs, and delivering interfaces that are intuitive for both technical and non-technical stakeholders. With a hybrid profile combining product thinking and front-end capabilities, she collaborates closely with developers (React, Firebase, Supabase, Webflow) to ensure feasibility and execution quality, bridging the gap between design and development.…Product / UX/UI Designer with 6 years of experience shaping digital products from concept to delivery across startups, SaaS, fintech, sport tech, and AI. She specializes in structuring complex products in fast-paced environments—turning ambiguous ideas into clear user journeys, testable prototypes, and scalable design systems. Her work focuses on simplifying complexity, aligning product decisions with real user needs, and delivering interfaces that are intuitive for both technical and non-technical stakeholders. With a hybrid profile combining product thinking and front-end capabilities, she collaborates closely with developers (React, Firebase, Supabase, Webflow) to ensure feasibility and execution quality, bridging the gap between design and development.

Regina Dos Santos

Project Manager, UX Designer, UI Designer, +6

5.0 (1 review)

Product / UX/UI Designer with 6 years of experience shaping digital products from concept to delivery across startups, SaaS, fintech, sport tech, and AI. She specializes in structuring complex products in fast-paced environments—turning ambiguous ideas into clear user journeys, testable prototypes, and scalable design systems. Her work focuses on simplifying complexity, aligning product decisions with real user needs, and delivering interfaces that are intuitive for both technical and non-technical stakeholders. With a hybrid profile combining product thinking and front-end capabilities, she collaborates closely with developers (React, Firebase, Supabase, Webflow) to ensure feasibility and execution quality, bridging the gap between design and development.…Product / UX/UI Designer with 6 years of experience shaping digital products from concept to delivery across startups, SaaS, fintech, sport tech, and AI. She specializes in structuring complex products in fast-paced environments—turning ambiguous ideas into clear user journeys, testable prototypes, and scalable design systems. Her work focuses on simplifying complexity, aligning product decisions with real user needs, and delivering interfaces that are intuitive for both technical and non-technical stakeholders. With a hybrid profile combining product thinking and front-end capabilities, she collaborates closely with developers (React, Firebase, Supabase, Webflow) to ensure feasibility and execution quality, bridging the gap between design and development.

Available to hire

Product / UX/UI Designer with 6 years of experience shaping digital products from concept to delivery across startups, SaaS, fintech, sport tech, and AI.

She specializes in structuring complex products in fast-paced environments—turning ambiguous ideas into clear user journeys, testable prototypes, and scalable design systems. Her work focuses on simplifying complexity, aligning product decisions with real user needs, and delivering interfaces that are intuitive for both technical and non-technical stakeholders.

With a hybrid profile combining product thinking and front-end capabilities, she collaborates closely with developers (React, Firebase, Supabase, Webflow) to ensure feasibility and execution quality, bridging the gap between design and development.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Advanced

French

Fluent

Spanish; Castilian

Fluent

Portuguese

Advanced

Work Experience

Freelance UX/UI Designer & Front-End Developer at Independent / Freelance

January 1, 2024 - Present

Led full redesign and frontend development of Objettiva's financial dashboard, improving information architecture and usability. Designed and built a web dashboard for a sports-talent platform, guiding a team of 3 designers and developers to ensure a cohesive user experience and timely delivery.

Senior UX/UI Designer at PreAct Technology

February 1, 2023 - January 1, 2024

Redesigned the official website in Figma and implemented in Webflow. Created promotional visuals and marketing assets for the launch of a LiDAR camera.

UX Designer at Français des Jeux

February 1, 2023 - January 1, 2024

Developed a touchless interactive screen using Gestoos technology, improving ergonomics and interactivity of digital signage.

UX Designer at Gestoos

January 1, 2022 - February 1, 2023

Conducted in-depth user studies and prototyped with a user-centered approach across the product lifecycle.

Product Designer / UI Designer at Creacave SARL

April 1, 2022 - October 1, 2023

Designed intuitive user interfaces, created brand materials, and managed social media content to strengthen engagement.

UX Researcher / Designer at GAEA21

August 1, 2021 - March 1, 2022

User research, wireframes and prototyping, collaborated with multidisciplinary teams to integrate a user-centered approach.

Intern / Internship at Together App

October 1, 2020 - July 1, 2021

Stage focused on design and frontend tasks in Barcelona.

Freelance UX/UI Designer & Développeuse Front-End at Freelance

January 1, 2024 - Present

Réorganisation, refonte complète et développement front-end du tableau de bord financier d’Objettiva, améliorant l’architecture de l’information et l’ergonomie. Conception et développement d’un tableau de bord web pour une plateforme de talents sportifs, avec la direction d’une équipe de 3 designers et développeurs.

UI/UX Designer at Français des Jeux

February 1, 2023 - January 31, 2024

Développement d’un écran interactif sans contact utilisant la technologie Gestoos, améliorant l’ergonomie et l’interactivité de la signalisation digitale.

UI/UX Designer at Creacave SARL

April 1, 2022 - October 31, 2023

Conception d’interfaces utilisateur intuitives, création de supports de marque et gestion de contenus sur les réseaux sociaux pour renforcer l’engagement.

UX Designer Intern at Together App

October 1, 2020 - July 31, 2021

Stage - UX Designer

Design Instructor & Final Project Mentor — Master in Human Artificial Intelligence at Elisava University

September 16, 2024 - Present

aught design methodologies applied to AI-driven products, focusing on user-centered thinking, product structuring, and interface design. Mentored students during their final master projects, supporting them in transforming abstract ideas into coherent, validated digital solutions. Played a key role in shaping project direction, challenging assumptions, and guiding decision-making across research, UX, and execution phases.