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

I'm Júlia, a UI/UX designer focused on creating intuitive, accessible digital products. I enjoy turning complex problems into clear, visually engaging interfaces and have experience shaping AI-powered experiences, SaaS platforms, and e-commerce solutions. I work closely with product teams and developers using Figma, design systems, and usability testing to drive business results while keeping users at the center. I'm currently expanding skills in HTML and CSS to collaborate more effectively with engineers.…I'm Júlia, a UI/UX designer focused on creating intuitive, accessible digital products. I enjoy turning complex problems into clear, visually engaging interfaces and have experience shaping AI-powered experiences, SaaS platforms, and e-commerce solutions. I work closely with product teams and developers using Figma, design systems, and usability testing to drive business results while keeping users at the center. I'm currently expanding skills in HTML and CSS to collaborate more effectively with engineers.

Júlia Catlein Jesus Santos

UI Designer, UX Designer, App Designer, +4





I'm Júlia, a UI/UX designer focused on creating intuitive, accessible digital products. I enjoy turning complex problems into clear, visually engaging interfaces and have experience shaping AI-powered experiences, SaaS platforms, and e-commerce solutions. I work closely with product teams and developers using Figma, design systems, and usability testing to drive business results while keeping users at the center. I'm currently expanding skills in HTML and CSS to collaborate more effectively with engineers.…I'm Júlia, a UI/UX designer focused on creating intuitive, accessible digital products. I enjoy turning complex problems into clear, visually engaging interfaces and have experience shaping AI-powered experiences, SaaS platforms, and e-commerce solutions. I work closely with product teams and developers using Figma, design systems, and usability testing to drive business results while keeping users at the center. I'm currently expanding skills in HTML and CSS to collaborate more effectively with engineers.

Available to hire

I’m Júlia, a UI/UX designer focused on creating intuitive, accessible digital products. I enjoy turning complex problems into clear, visually engaging interfaces and have experience shaping AI-powered experiences, SaaS platforms, and e-commerce solutions.

I work closely with product teams and developers using Figma, design systems, and usability testing to drive business results while keeping users at the center. I’m currently expanding skills in HTML and CSS to collaborate more effectively with engineers.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Portuguese

Fluent

English

Advanced

Work Experience

UI/UX Designer at KickCraft

January 1, 2025 - Present

Designing end-to-end UI/UX for an AI-powered e-commerce platform, creating user flows, wireframes, and high-fidelity prototypes in Figma; applying UX research to optimize usability and navigation; exploring AI recommendations and smart search to boost engagement and conversions.

UI/UX Designer at Ozono

January 1, 2025 - Present

Designing a cross-platform assistant app focused on productivity, reminders, AI-powered chat, and project management; developing early user flows, information architecture, and brand identity system for the digital personal assistant.

UI/UX Designer at Let’s Nomad

January 1, 2025 - October 6, 2025

Designed a mobile app prototype for digital nomads to discover events, connect, and share experiences; defined event discovery, networking, and content-sharing flows; created wireframes, interactive prototypes, and a scalable design system in Figma.

UI/UX Designer at RockBingo

January 1, 2024 - October 6, 2025

Designed a blockchain-based bingo app from concept to high-fidelity prototype in 48 hours, merging playful retro visuals with a seamless user experience; delivered a cohesive brand identity and a developer-ready design system.

UI/UX Designer at KickCraft

January 1, 2025 - Present

Designing end-to-end UI/UX for an AI-powered e-commerce platform; created user flows, wireframes, and high-fidelity prototypes in Figma with a focus on clarity and conversion. Applied UX research and best practices to optimize usability and navigation; explored AI recommendations and smart search to enhance engagement and sales.

UI/UX Designer at Ozono

January 1, 2025 - Present

Designing a cross-platform assistant app focused on productivity, reminders, AI-powered chat, and project management. Developing early user flows, prototypes, and information architecture; establishing a brand identity system aligned with the app’s digital assistant purpose.

UI/UX Designer at Let’s Nomad

January 1, 2025 - October 6, 2025

Designed a mobile app prototype for digital nomads to discover events, connect, and share experiences. Defined event discovery, networking, and content-sharing flows to streamline the user journey. Created wireframes, interactive prototypes, and a scalable design system in Figma; ensured mobile-friendly navigation.

UI/UX Designer at RockBingo

December 31, 2024 - October 6, 2025

Designed a blockchain-based bingo app from concept to high-fidelity prototype in 48 hours; blended playful retro visuals with accessible, seamless gameplay. Delivered a cohesive brand identity, optimized workflows, and a developer-ready design system for scalability.

UI/UX Designer at KickCraft

January 1, 2025 - Present

AI-powered E-commerce Platform: Designing end-to-end UI/UX for an e-commerce platform enhanced with AI-driven features to personalize the shopping experience. Created user flows, wireframes, and high-fidelity prototypes in Figma, focusing on clarity and conversion. Applied UX research and best practices for e-commerce to optimize usability and navigation. Explored AI-driven recommendations and smart search to improve engagement and sales.

UI/UX Designer at Ozono

January 1, 2025 - Present

Designing a cross-platform assistant app focused on productivity, reminders, AI-powered chat, and project management. Developing early user flows, prototypes, and information architecture. Establishing a brand identity system consistent with the app’s purpose as a digital personal assistant.

UI/UX Designer at Let's Nomad

January 1, 2025 - October 6, 2025

Designed a mobile app prototype for digital nomads to discover events, connect, and share experiences, focusing on usability and visual appeal. Defined event discovery, networking, and content-sharing flows to streamline the user journey. Created wireframes, interactive prototypes, and a scalable design system in Figma.

UI/UX Designer at RockBingo

December 31, 2024 - October 6, 2025

Designed a blockchain-based bingo app from concept to high-fidelity prototype in 48 hours, merging playful retro visuals with a seamless user experience. Delivered a cohesive brand identity and a developer-ready design system.