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JHONATAN OLIVEIRA®

PORTFOLIO / 2026

FRONTEND / PRODUCT / DESIGN

Engineering, direction and digital craft in one continuous system.

ISSUE / 01

JHONATAN OLIVEIRA®FRONTEND ENGINEER / DIGITAL PRODUCT DESIGNER

BRAZIL / 2026

More thancode.I createexperiences.

Crafting digital experiences that connect, engage and convert.

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—Manifesto

INTERLUDE / 01

VISION IN

From idea to launch with visual and technical consistency.

03Practice

ENGINEERING / DESIGN / PRODUCT

What I bring to a product.

Engineering, design and product thinking working as one discipline — from intention to delivery.

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CONTINUOUS PRACTICE

Always learning, always evolving.

02Selected Work

CASE STUDIES / 2026

Work that turns intention into product.

Selected cases where product thinking, visual direction and frontend engineering move as one system.

Full archive

View all projects

04Journal

NOTES / ESSAYS / PROCESS

Notes on product, code and craft.

Writing as a way to sharpen decisions: product thinking, engineering, design and the details that shape digital experiences.

05Digital Products

TOOLS / SYSTEMS / RESOURCES

Products that turn execution into scale.

Tools, systems and digital resources created to turn recurring problems into reusable, useful and scalable products.

00 SELECTED PRODUCTS

Open product archive

06Credentials

LEARNING / CERTIFICATIONS / ARCHIVE

Learning is also part of the craft.

Formal learning matters when it changes the quality of decisions. A curated archive of certifications connected to product, engineering and design.

—COLLABORATE

PROJECT / CONVERSATION / PARTNERSHIP

HAVE SOMETHINGWORTHbuilding?

If the problem deserves care, direction and precise execution, the conversation can start here.

Start a conversationSelected work

07Contact

SELECTED PROJECTS / CONVERSATIONS

Let’s build something that matters.

Tell me what you are trying to build, where the product is stuck, or what kind of experience you want to create.

PROJECT BRIEF

SECURITY VERIFICATION

DIRECT CONTACT

01 / E-mailoi@jhonatanoliveira.com02 / WhatsApp+55 (16) 99603-3206
03 / LocationSao Paulo, Brazil

ELSEWHERE

01GitHub02LinkedIn03Instagram04TikTok

AVAILABILITY

Open to selected product, interface and front-end engineering projects.

WEEKLY NOTE / NEWSLETTER

Stay in the loop.

New notes, selected work and digital products — sent with context, not noise.

One edition per week. No spam.

RESPONSE TIME

USUALLY WITHIN 24H