2026 – now
Co-founder · Product and design
Haseyo
An AI sales agent for online stores on WhatsApp: it answers questions, shows products with price and stock, builds the cart and takes payment. I work on its product strategy and design.
RésuméBased in Brazil
Yan Fontão
Product Designer & Design Engineer. Open to Product Designer and Design Engineer roles.
I connect product design, research and software implementation. My experience includes UX work for Motorola through Instituto de Pesquisas Eldorado, and product-design roles at Ambev Tech, Rei do Pitaco and OneTool. I also work on independent web, mobile and AI products.
Core strengths
- Product discovery, UX research and usability testing
- Interaction design, information architecture and design systems
- Responsive web interfaces and Flutter mobile implementation
- AI product experiences: understandable states, review and user control
- Collaboration with product, engineering, marketing and business teams
Experience
Mar 2023 – now
Product design and development
Independent
Independent product consulting for international clients, alongside products I design and implement. Recent work includes BabyVerified, BetterTogether, Qualifyer and FormaAI.
Mar – Oct 2022
Product Designer
Rei do Pitaco
Fantasy game: UX and UI, interaction design, usability testing, UX research and product discovery.
Oct 2021 – Feb 2022
Product Designer
Ambev Tech
Product design, discovery and UX research for logistics and delivery products, including interface design and mentoring junior designers.
Oct 2020 – Oct 2021
Product Designer
OneTool
Design and research for a SaaS startup: UX and UI, mobile apps, design thinking and product discovery.
Jun 2020 – Oct 2021
UX Designer
Instituto de Pesquisas Eldorado
UX for Motorola products through Instituto de Pesquisas Eldorado: B2B and B2C research, interaction design, process mapping, usability testing and design-system work.
Jan 2020 – Jan 2021
Visual Designer
BugHackers Hackerspace
Contract projects: interaction design, mobile apps and UX/UI design training.
Aug – Nov 2019
UX/UI Designer
EasyApp
Products for schools and hospital networks: requirements, usability testing and front-end support after handoff.
Aug 2018 – Sep 2019
Research Fellow
CNPq
A customizable gameplay evaluation technique for virtual reality games: research on playability in VR.
Jul – Aug 2019
UX Designer
CESAR
A solution for a public health problem: design thinking, product discovery and UX research.
Sep 2018 – Jun 2019
Full-stack Web Developer
TRT-11
Legal web systems with Angular, TypeScript, HTML and Java, plus usability inspections.
Selected recent work
BabyVerified
Design and implementation of a Flutter mobile experience for barcode scanning, ingredient explanations, search and saved products; supporting landing page and release preparation.
Synergy Insurance Affiliates
B2B product design for a network of insurance offices: role-based flows for Super Admin, Office Admin and Agent, dashboards, goals and a form builder, on desktop and mobile.
Haseyo
Co-founder. Product strategy and design for an AI sales agent that helps online stores sell on WhatsApp, from the first question to the cart and payment.
Qualifyer
Independent consulting for an AI service and sales platform: UX, brand identity, motion and collaborative implementation.
Education
2025 – 2027
Postgraduate, User Experience and Beyond
PUCRS
2022 – 2023
MBA, Digital Strategic Marketing
Uniamérica
2022 – 2023
Postgraduate, Growth and Marketing
Uniamérica
2020 – 2022
Degree in Graphic Design
Wyden
2015 – 2019
Computer Science, not completed
Universidade Federal do Amazonas
Certificates
- UI/UX Design Specialization, California Institute of the Arts
- Conduct UX Research and Test Early Concepts, Google
Publication
2019
Using playability evaluation techniques in first person shooter games for virtual reality
Yan Fontão, Tayana Conte, Juliana Saraiva. IHC 2019 · ACM.
Languages
Portuguese, native. English, advanced (C1). Spanish, elementary.