Leonardo Ribeiro

Leonardo Ribeiro

Senior User Experience Designer

Senior User Experience Designer

São Paulo, Brazil

Available for work

Download CV

contact.ribeiroleo@gmail.com

About me

I’m Leonardo, a Brazilian Senior Product Designer with over 6 years of experience working on international, 

cross-functional teams. I specialize in designing complex SaaS platforms, building and scaling design systems, and creating data-driven experiences that help teams make better decisions and products grow sustainably. 



Throughout my career, I’ve worked closely with product managers, engineers, and stakeholders to turn complex requirements into clear, intuitive workflows, often in highly technical environments. I’m currently open to both full-time and part-time opportunities.

Experience

Remote

Delfos Energy

Dec 2025 - Present

Senior Product Designer

  • Senior Product Designer working within a fully international team, collaborating with stakeholders across Europe, USA and Latin America;

  • Act as a creative and UX lead, defining design direction, visual standards, and experience quality across Delfos’ core energy monitoring and analytics platforms;

  • Own and evolve the Design System, ensuring consistency, accessibility, and efficient collaboration across multiple product teams.

Remote

GBM Tech & Control

Nov 2024 - Dec 2025

Senior Product Designer

  • Designed and improved enterprise systems and dashboards for logistics and port operations.

  • Conducted UX research to identify user pain points and optimize workflows.

  • Collaborated with developers and stakeholders to ensure smooth delivery of features.

Remote

Freelancer

Jun 2021 – Nov 2024

Product Designer

  • Founded and led a multidisciplinary design and development studio focused on delivering integrated digital solutions that connect branding, UX/UI, and technology to support business growth.

  • Oversaw the end-to-end design process for web and mobile products, combining user centered design practices with strategic consulting for clients in the SaaS and digital services sector.

Remote

Rivalry

Feb 2024 – Jun 2024

Product Designer

  • Designed responsive, engagement-focused experiences for a global B2C gaming platform.

  • Applied data analysis and user feedback to optimize navigation, increasing session time by 23% in the first month post launch.

  • Created wireframes, mockups, and prototypes to communicate design concepts effectively.

Remote

YOUDevelop

Mar 2022 – Nov 2023

Product Designer

  • Delivered full-cycle UX design for websites, landing pages, and mobile apps — from stakeholder alignment and wireframing to usability testing and post-launch iteration.

  • Collaborated across multidisciplinary teams to create scalable solutions for diverse business contexts, including digital influencers, pet tech, and ecommerce platforms.

  • Revamped an e-commerce platform’s interface, leading to an 18% increase in conversion rates and a 10% drop in cart abandonment through data-driven UX refinements.

Remote

Personal Tech

Jan 2021 – Mar 2021

Product Designer

  • Participated in the full product cycle, from ideation to post-launch metric analysis, delivering both low and high-fidelity prototypes aligned with user and business needs.

  • Built a strong foundation in product thinking and user-centered design, working closely with multidisciplinary teams in a fast-paced environment.

  • Participated in client meetings to gather requirements and present design proposals.

Education

Bachelor of Information Systems

University Santa Cecilia - Jun 2025

Focused on advanced web technologies, user experience design, and front-end development.

Languages

Portuguese

Native

English

Fluent

French

Basic (currently learning)

Certifications

Google UX Design Certificate

Coursera, 2024

Enteprise Design Thinking Co-Creator

IBM Design Thinking, 2022

Enterprise Design Thinking Practitioner

IBM Design Thinking, 2022

Recommendations

Nattan Lodi

Senior User Experience Designer at GBM

"Leo is a UX/UI Designer who truly elevates the design process. His innovative approach and creative solutions helped us rethink the entire user journey. His work doesn’t just look great - it solves real problems, making it easy for users to engage with our product. I highly recommend Leo for any design challenges."

Hugo Henrique

Senior Front End Engineer at GBM

"I had the pleasure of working with Leonardo as a UX/UI designer on several projects. He is a great professional with strong hard skills, complemented by excellent soft skills and communication. He is a valuable asset to any team, always available to answer questions and improve his work based on team feedback."

Marcelo Arrojo

Project Manager at YOUDevelop

"Leonardo is an exceptional designer. During the time we worked together, I witnessed his remarkable skills and unwavering commitment to excellence in every project. His attention to detail and ability to translate complex concepts into impressive designs are truly outstanding."

Gabriel Henrique

Front End Engineer at YOUDevelop

"I can confidently say that Leonardo is not only an excellent professional but also a great person. He is always punctual with deadlines and deliverables, supports the team whenever needed, and is consistently willing to go the extra mile. His communication skills are outstanding, and he brings a positive and proactive attitude to every project."

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