Guilherme S.

Guilherme S.

Uberaba, Brazil

UI/UX Designer

7 years of exp.


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Profile Summary

Product Designer with over 10 years of experience in web and mobile applications employing UI/UX principles, user testing, and research. Very experienced in building design systems and their implementation. Known for strategically collaborating with product and engineering teams to ensure a data-driven approach to achieve business goals as creating polished, beautiful, and user-friendly products.

Primary Skills

Agile Development | 5 yrsFigma | 5 yrsSketch | 1 yrPrototyping | 4 yrsDesign Systems | 5 yrsUser Engagement | 10 yrsUser Research | 4 yrsUsability Testing | 4 yrs

Culture Profile

In workplace, I am known for . . .
  • collaborating with cross-functional teams to ensure the best outcome.
  • being a strong team playing and an easy-going person.
I thrive in environments . . .
  • that are dynamic and fast-paced, where I can take the ownership of the project I'm working on.
  • where I can use my different kinds of abilities to execute the project.
I struggle in environments . . .
  • which don't have a design culture, choosing the shortest/easier path over what is really valuable to final user
  • that has unnecessary meetings, bureaucracy

Work Experience

Mosaic

Senior Product Designer
  • Apr, 2022 - Jul, 2024
  • United States
  • Led the conception and implementation of Tile Design System, boosting engineering efficiency by 30%;
  • Collaborated with Design Manager to rethink Mosaic Hub experience, improving the adoption of the product by 25% company wide;
  • Worked closely with marketing team to and coded Mosaic’s website using Tailwind CSS and React with TypeScript, saving 100+ hours of engineering efforts

Skills

ReactTailwind CSSFigmaPrototypingUser ResearchUsability TestingShadcn

Industries

Artificial IntelligenceConstruction

ioasys

Lead Product Designer
  • Aug, 2020 - Mar, 2022
  • Brazil
  • Led Consultório ID project for Fleury Group, resulting in a 300% increase in daily appointments.
  • Revamped the whole product in 2 weeks time as a new prof of concept for board members.
  • The quality standards from my project were used to create a company wide design system.

Skills

Google AnalyticsFigmaIllustratorPrototypingAdobe Creative SuiteUser ResearchUsability Testing

Industries

Digital HealthEventsTravel

Salt Digital Agency

UI/UX Designer
  • Apr, 2020 - Sep, 2020
  • Brazil
  • Implemented a new handoff process that reduced miscommunication and optimized the development.
  • Helped more than 30 businesses to enhance their online presence building web portals, sites and blogs.
  • Crafted experiences in websites to attract, retain and increase brand value perception for many doctors and clinics.

Skills

FigmaIllustratorPrototypingBrandingPhotoshopAdobe Creative Suite

Industries

DesignDigital MarketingHealth Sustainability and Wellness

Kick! Edtech

UI/UX Designer and Front-end developer
  • Jul, 2019 - Apr, 2020
  • Brazil
  • Designed and coded an educational platform to empower young people to become entrepreneurs.
  • Implemented gamification principles to enhance user engagement and learning outcomes by 20%.
  • Led user research and testing to refine and iterate

Skills

JavaScriptGoogle AnalyticsReactCSSFigmaHTMLPrototypingUser ResearchHotjar

Industries

EducationNanotechnology

Freelancer

Web and Brand designer
  • Helped more than 50 small businesses establish a professional online presence by designing custom websites and crafting brand identities.
  • Reached over 100,000 people locally through targeted Facebook Ads campaigns.
  • Boosted sales by 50% for a local e-commerce by redesigning their website on the Vtex platform, optimizing product listings with keyword-rich descriptions and Facebook Ads.

Skills

WordPressCSS3HTML5Atom (Editor)IllustratorAdobe XDBrandingPhotoshopAdobe Creative Suite

Industries

EcommerceEducationFood and BeverageSports

Six Digital Agency

UI/UX Designer and Junior Front-end developer
  • Dec, 2017 - Dec, 2018
  • Brazil
  • Developed user interfaces and built responsive websites and platforms.
  • Designed and coded the front-end for a web platform for training football players.
  • Crafted distinctive brand identities for multiple companies.

Skills

JavaScriptReactCSSFigmaHTMLIllustratorPhotoshopAdobe Creative Suite

Industries

DesignDigital Marketing

GDAi Studios

UI Designer
  • Jan, 2011 - Jun, 2012
  • Brazil
  • Designed interfaces for Apple's iOS applications as part of a university partnership program.
  • Worked on projects such as games and company portals.

Skills

IllustratorPhotoshop

Industries

EducationGaming

Education

Professional degree
  • User Experience Design and Beyond
  • PUCRS, Online
  • 2024
Bachelor's degree
  • Chemical Engineering
  • Universidade Federal do Triângulo Mineiro (UFTM), Brazil
  • 2015

All Skills

  • Languages

    • JavaScript | 1 yr
    • CSS3 | 4 yrs
    • HTML5 | 4 yrs
  • Libraries

    • React.js | 1 yr
    • Tailwind CSS | 2 yrs
    • Shadcn | 2 yrs
    • Chakra UI | 2 yrs
  • APIs

    • Google Analytics | 2 yrs
  • Cloud

    • Visual Studio Code | 5 yrs
  • Frameworks

    • Next.js | 1 yr
    • React | 4 yrs
    • WordPress | 4 yrs
  • Others

    • Leadership | 5 yrs
    • Design Systems | 5 yrs
    • User Engagement | 10 yrs
    • Branding | 12 yrs
    • User Research | 4 yrs
    • Usability Testing | 4 yrs
    • Interaction Design | 10 yrs
  • Paradigms

    • Agile Development | 5 yrs
    • Prototyping | 4 yrs
    • User-Centered Design | 7 yrs
  • Tools

    • Atom (Editor) | 4 yrs
    • CSS | 1 yr
    • Figma | 5 yrs
    • HTML | 1 yr
    • Sketch | 1 yr
    • Illustrator | 5 yrs
    • Adobe XD | 4 yrs
    • Photoshop | 13 yrs
    • Adobe Creative Suite | 13 yrs
    • Hotjar | 1 yr