Guilherme S.

Front-end UX Engineer

Senior Product Designer
10/1/2021 - 4/1/2024

Led the design and development of the Gipsyy app from inception, ensuring both innovation and reliability. Maintained and continuously improved the Gipsyy website, focusing on performance and user experience. Managed and enhanced both the website and app for Grupo Guanabara, implementing a comprehensive Design System to standardize and streamline the design process. Conducted user tests and structured user research, including guerrilla research methods at bus stations, to gather actionable insights. Analyzed metrics and usability data to drive the continuous evolution and refinement of products, ensuring they meet user needs and business goals.

Lead Product Designer
10/1/2018 - 6/1/2020

Developed a website for the financial management of restaurant services, incorporating user testing with restaurant operators to facilitate continuous product improvement. Analyzed metrics and usability data to drive the ongoing evolution and enhancement of the product.

Senior Product Designer
6/1/2008 - 9/1/2018

Designed and developed a comprehensive information architecture for the PlayKids app, demonstrating expertise in structuring app functionalities and user flows. Collaborated with the innovation cell to develop conversational flows for the Quiz Show bot, leveraging cutting-edge communication technologies. Created and maintained the Rapiddo superapp, showcasing proficiency in complex app management and development. Led the development of the Vivo Meditation app, emphasizing project leadership skills. Played an active role in the development of the Claro Sports app, enhancing technical proficiency and collaborative capabilities. Contributed to the UX and UI development of various products and applications for mobile operators such as Vivo, Tim, Claro, and Oi, highlighting a robust understanding of design principles and user experience optimization.

Participated in the creation and development of several internal products, demonstrating versatility in product development. Engaged in the creation of conceptual applications for the innovation cell, underscoring a forward-thinking approach to new product development. Conducted usability tests aimed at product improvement, utilizing user feedback for enhanced functionality. Performed user research to gather insights and essential data for informed product development decisions. Analyzed metrics and usability data meticulously, promoting the continuous evolution and refinement of products to align with user needs and market trends.

Creative Director
11/1/2007 - 5/1/2008

Developed advertising campaigns tailored for a diverse range of clients, demonstrating expertise in creating engaging and effective promotional content. Designed packaging for a line of dog food, showcasing skills in product presentation and market appeal. Spearheaded the development of branding strategies, helping clients establish strong, recognizable brand identities in their respective industries.

Co-Founder and Creative Director
1/1/1999 - 6/1/2007

Co-founded an advertising agency, specializing in the design and execution of advertising campaigns for diverse clients. Developed and implemented branding strategies for numerous brands, ensuring cohesive and effective brand messaging. Created comprehensive marketing materials tailored to client needs. Led the creation of pieces and campaigns for significant projects, including the Brazilian Federal Government's Order of Cultural Merit. Managed client relationships to ensure project alignment and client satisfaction.

Advertising at Pontifical Catholic University of Campinas
1995 - 1998