Johanna Arrieta
Graphic designer from Argentina turning ideas into impactful visuals. Focused on branding, illustration, and web design.
Website, Illustration, WebGL
2025
Sazabi
Sazabi is the AI-Native observability platform.
Design engineering, Product, Graphic design
2026
Mistral Docs
Documentation platform for Mistral's AI products.
Documentation, Design engineering
2025
Vercel
Long-term design-engineering partnership across the Vercel marketing surface.
Design engineering, Web
2025
v0 Community
Community platform for v0 creators and builders.
Community, Platform
2025
Andrés Briganti
Portfolio crafted with JOYCO reflecting Briganti’s ethos — refined, focused, and brutally intentional. Built to move, not explain.
Website
2025
Cerebral Valley
Powering Cerebral Valley’s digital and event presence — platform, visual design, and execution. A partnership built on precision and impact.
Design engineering, Product, Graphic design
2024 - Present
Rampant
Optimized and implemented RAMPANT's iconic ring for seamless integration across video and web. Technical precision beneath a simple surface.
3D, WebGL, Website
2024
Open Source & Lab
We don’t just build for clients — we build for the web. Open source tools shaped by our real process. Built by us, for everyone.
Internal
January 1, 1983 - ∞
