Kael   F.
Crafting Experience — Lisbon, PT
Available Q3 2026
Lisbon · 38.7° N, 9.1° W
v.12.04 / since 2014

Crafting the quiet luxury of the web.

I'm Kael Ferreira — a senior frontend architect with twelve years of obsessing over the millisecond between intent and interaction. I design and build cinematic interfaces for brands that refuse to feel like everyone else.

01 / Selected

Work that moves
quietly forward.

Featured · 2026
Orla Atelier
FASHION HOUSE · COMMERCE
Lead Engineer
R3F + Next.js
2025
Voltura
EV BRAND · MICROSITE
2025
Meridian OS
FINTECH PLATFORM
Design System
+ 47 Components
2024
Hexa Lab
CREATIVE STUDIO
2024
Nocta.fm
AUDIO PLATFORM
2023
Pareto Type
TYPE FOUNDRY
02 / Profile

Twelve years obsessing
over the details.

I sit at the intersection of engineering precision and art direction — building interfaces that don't just function, but feel inevitable.

My work lives in the seam between Figma and the shipped pixel. I lead frontend architecture for studios and in-house teams, translating ambitious creative direction into performant, accessible, maintainable code that holds up under scrutiny — both aesthetic and engineering.

I care about typography that breathes, motion that means something, and design systems that scale without going stale. I've shipped product for Fortune 500 clients, Series-A startups, and award-winning agencies — and the through-line is always the same: restraint, rhythm, and respect for the user's attention.

12+
Years Shipping
87
Projects Delivered
23
Awards & Honors
4.9
Client Rating
Core Stack
React / Next.js
98
TypeScript
95
GSAP / Motion
96
Three.js / R3F
88
Tailwind / SCSS
94
Design Systems
92
WebGL / Shaders
84
Performance
93
03 / Trajectory

A path built through
thoughtful work.

2023 — Present
Principal Frontend Architect
Independent · Lisbon
Leading frontend strategy for premium brands across fashion, fintech, and culture. Building motion-rich, performance-first experiences end to end — from creative direction through production deployment.
Next.jsR3FGSAP
2020 — 2023
Senior Engineer, Motion
Active Theory · Los Angeles
Led WebGL and motion engineering across award-winning campaigns for Google, Nike, and Apple. Three FWA Site of the Day awards, two Awwwards SOTYs.
WebGLShadersThree.js
2017 — 2020
Frontend Lead
Linear (early team) · Remote
Joined as employee #11. Architected the design system, motion language, and core editor primitives. Helped scale the engineering team from 6 to 40.
ReactDesign SystemsTypeScript
2014 — 2017
Frontend Engineer
Instrument · Portland
Cut my teeth on agency work for Google, Nike, and Slack. Learned the discipline of shipping pixel-faithful, motion-considered work under brutal timelines.
JavaScriptCSSMotion
04 / Method

How the work
actually happens.

01
Listen

Every project starts with quiet — understanding the brand voice, the audience, the unspoken constraints. The best work comes from deeply hearing what isn't said.

02
Compose

Sketches, type studies, motion references. Building the rhythm of the interface before a single line of production code is written. Conceptual integrity first.

03
Build

Engineering for performance and longevity. Type-safe primitives, accessible foundations, motion that respects reduced-motion preferences. Production code as design system.

04
Refine

The last 10% is where craft lives. Micro-timing on hover transitions, easing curves, weight balance. Shipping isn't the end — it's the start of the polish loop.

"

Kael ships work that feels impossibly considered — the kind of frontend that makes you slow down and pay attention to a website for the first time in years.

M
Mira Okonkwo · Creative Director, Studio Unfold
Currently booking Q3 2026

Have something
worth building?

hello@kaelferreira.com