Resume

izaias

Design Engineer and self-taught Frontend & Full Stack Developer with a deep product/design background. I independently design, build, deploy, and maintain production products.

Available for remote work · Timezone-flexible · Async-first

Get in touchWork with me

Skills & Stack

Frontend & Full Stack

  • Next.js (App Router, RSC, SSR, ISR)
  • React / TypeScript
  • Tailwind CSS
  • HTML / CSS / Semantic Markup
  • Node.js
  • Vercel / CI/CD

Streaming & Real-time

  • HLS / RTMP / OBS Integration
  • WebSocket Audio (Icecast)
  • Persistent Media Players
  • nginx Reverse Proxy
  • Linux Server Administration

Design & UX

  • Product Design
  • Design Systems (tokens → docs)
  • Accessibility (WCAG 2.1)
  • Figma
  • AI-Assisted Development
  • UX Research (mixed methods)

Selected work

  1. Independent exploration

    2026

    Design Engineer

    Next.js, React, TypeScript, semantic CSS and SVG

    A local React prototype for mobile agreement approval, document creation, and signature coordination with guarded failure and recovery.

    Design EngineeringTyped StateAccessibilityMobile

  2. Personal · Public

    2026

    Design Engineer & Sole Maintainer

    Next.js 14, React, TypeScript, Tailwind v4, custom CSS variables

    The system that powers this site. Eight foundation layers, twenty-plus components, full voice and accessibility docs, shipped as static pages and read in production.

    Design EngineeringDesign SystemNext.jsTailwind v4

  3. Open Source

    2026

    Design Engineer

    TypeScript, Vite, React, Web Workers, OffscreenCanvas, Workbox

    A zero dependency 2.50 KB browser image library, plus the installable app built on it. One release isolated every DOM call behind a single module so the next could swap in a Web Worker backend without touching the pipeline.

    Frontend ArchitectureWeb WorkersPerformanceOpen Source

  4. Independent UX Research

    2025 to 2026

    Design Engineer and Platform Owner

    Next.js 16, React, TypeScript, Supabase, Vercel

    HCI experiment platform with silent variant balancing, prototype versioning (vA1, vA2, vB) from one tree, CDI analytics, and walkthrough mode. Shipped after a pilot that proved the construct but exposed a copy iteration problem.

    Next.jsSupabaseResearch Infrastructurei18nAnalytics

  5. Rádio Alvorada TV

    2025 to 2026

    Design Systems Lead

    Semantic tokens, Lora + DM Sans, 11 components, 5 patterns

    The foundational design system behind the platform: semantic tokens, variant rules, accessibility foundations, and a living reference that every surface inherits from.

    Design SystemDesign TokensAccessibilityComponent Library

  6. Rádio Alvorada TV

    2025–2026

    Product Designer & Design Engineer

    Next.js, React, TypeScript, HLS

    Custom live TV: OBS publishes RTMP, nginx writes HLS segments, a Next.js viewer handles mobile unmute policy and YouTube fallback.

    Live StreamingDesign EngineeringMobile UXHLS

  7. Rádio Alvorada TV

    2025–2026

    Product Designer & Design Engineer

    Next.js, React, TypeScript, PWA

    Public Next.js platform with persistent Shoutcast radio, São Paulo schedule engine, PWA install, and CMS-ready editorial.

    Product DesignPWAAudio UXEditorial

  8. Rádio Alvorada TV

    2025–2026

    Product Designer & Design Engineer

    Next.js, React, TypeScript, Icecast, WebSockets

    Self-hosted Icecast on Oracle Always Free with a WebSocket bridge — operators go live from the browser, listeners tune in via MP3.

    Design EngineeringWebRTC-adjacentIcecastStreaming

  9. Enterprise CLM

    2024

    Lead Product Designer

    A real-time collaborative CLM workflow engine that reduced Time to Audit by 70% for Fortune 500 legal teams.

    EnterpriseLegal TechSystems Design

  10. Open Source

    2024

    Design Engineer

    From personal friction to 14K+ Figma views and a framework-agnostic library used in production.

    Design EngineeringOpen SourceAccessibility

  11. Visa

    2023

    Lead Product Designer

    Unifying fragmented onboarding across 15+ regions while negotiating user friction and business constraints.

    AuthenticationGlobal ScaleMobile-First

Available for remote work

Open to full-time remote positions, contract work, and consulting.

Get in touch