Person dressed in a colorful, patchwork-style fluffy winter jacket with ski goggles and ski poles on their back.
Person in black leather jacket with a black helmet covering the head and a large red tongue sticking out, accompanied by text about speaking out against social injustice.
Oil painting of a baby's head with tattoos on the face and the text 'No Risk, No Story' written above.
Person reaching into a refrigerator shelf stocked with bottles of Anna Brooks Dairy milk.
Man wearing a light blue jacket, white shorts, and white cap standing on green grass with 'OUR NEW COLLECTION' text behind him.
Person wearing a crumpled paper bag over their head with eye holes cut out and text reading 'Schoolboy Q Crash Talk' on the bag.
Portrait of a man with face obscured by an abstract white scribble on a red background.
Rusty metal surface painted bright blue with cartoon cat faces, peace sign, text sayings 'DON'T STOP!' and 'NEVER STOP', and yellow graffiti symbols.
Blue square container with a translucent lid featuring a smiling face and the word 'max' on the side.
Hello world

We design, build, and ship real digital products

Fullstack is an independent creative studio partnering with founders and product teams — from brand identity to production code, across every step of the launch.

Worldwide Hub

From early-stage founders to global product teams, we partner with brands that ship with intent and grow with purpose.

Meet the Team

We are the explorers, the dreamers, and the builders who guide your brand to its next destination.

Portrait of a young man with round glasses, short curly hair, wearing a dark turtleneck and a multicolored scarf.
Founder & Creative Director
Marina Costa

Leads brand and design strategy across every Fullstack project, from early sketches to final launch.

Close-up of a young man with curly brown hair, light beard, and blue eyes wearing a black jacket and turtleneck sweater.
Head of Engineering
Diego Almeida

Owns the technical craft of every build, turning interface concepts into production-grade code.

Woman with short dark hair wearing a yellow knitted beanie, gold-rimmed glasses, and a beige turtleneck sweater.
Lead Product Designer
Lara Mendes

Designs interfaces that feel inevitable — pairing strong systems with details that make them sing.

Awards
Developer Award, Site of the Day, Honorable Mention
x03 Awards
HTML Awards
Website of the Day, Special Mention
x07 Awards
One Page
Featured Website, Honorable Mention
x12 Awards
CSS Pick
Site of the Day
x05 Awards
Site Inspire
Featured UX/UI and XD Design
x26 Awards
CSS Awards
Site of the Day, Special Mention
x03 Awards
Selected Works

Crafted with care, built with purpose — a glimpse into the projects that define our craft.

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Horizon

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Vertex Labs

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Aurelius

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Montegrapa

Fullstack is a creative partner that turns conversation into execution, delivering clear direction and ready-to-ship code in seconds.From branding to Person wearing a white jacket and cap, with body and face covered in blooming daisies against a clear sky. code to launch, we handle the details so your team keeps moving without all the noise or the overhead.

Start a Project

Flexible Plans for Every Stage

Whether you need a single launch or ongoing creative partnership, we have a plan built for teams that ship fast and expect craft at every pixel.

Project Based

Your website is the first point of contact someone will have with your brand. We make sure it cuts through the noise.
U$ 5,000.00
Homepage + up to 4 inner pages
Design and Development
Mobile-Optimized Design
Responsive Design
Start a project
Start a project

Subscription

For teams that need a dedicated creative partner on retainer — unlimited requests, predictable output, zero overhead.
U$ 10,000.00
Unlimited Design & Dev Sprints
Priority Async Support
Bi-Weekly Strategy Syncs
Pause or Cancel Anytime
Start a project
Start a project

Frequently asked questions about working with us.

What does a typical project look like?

We start with a discovery call to understand your goals, then move into strategy, design, and development. Most projects include brand direction, UI/UX design, motion, and production-ready code — delivered in focused sprints with regular check-ins.

How long does a project take?

Timelines depend on scope. A single-page site can ship in 2–3 weeks, while a full multi-page project typically takes 4–8 weeks. We set clear milestones upfront so you always know where things stand.

What's included in the subscription plan?

The subscription gives you unlimited design and development requests, handled one at a time in priority order. You get async updates, bi-weekly strategy syncs, and the flexibility to adjust priorities as your product evolves.

Can I pause or cancel anytime?

Yes. The subscription plan is fully flexible — pause when you don't have work queued up, and resume when you're ready. No long-term contracts, no cancellation fees. You're in control.