I turn complexity
into clarity.

Web Designer and AI-Native Developer. I build complete websites from scratch where design and code happen at the same time.

Works with
  • Photoshop
  • Figma
  • WordPress
  • Elementor
  • ChatGPT
  • Claude
  • Gemini
Selected work

Built with intention.

01

Velo

2026 SaaS Website

A next-generation project management platform redesigned from the ground up, full design system, component library, and high-fidelity prototype delivered in 1 week.

2026
UI Design Claude Sonnet 4.6 Design System
View Case Study
Velo project preview
02

Lumina

2026 Brand & Web

Complete brand identity and marketing site for a premium wellness startup. Built in VS Code with Claude Sonnet 4.6, zero compromise between aesthetics and performance.

2026
Brand Identity Claude Sonnet 4.6 Design System
View Case Study
Lumina project preview
03

Lumina App

2026 Mobile App

The digital command center for the Lumina ecosystem. An intuitive mobile application where users can seamlessly manage physical and virtual cards, monitor their crypto yields, and redeem rewards in real-time.

2026
Mobile UI Crypto UX Prototyping
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Lumina App project preview
04

iCourt

2023 Figma UI/UX

A dual-sided sports court marketplace, connecting players who need quick court reservations with facility owners who need powerful scheduling and analytics tools. Designed entirely in Figma.

2023
UI Design Figma Sports Tech
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iCourt project preview
05

Shapeflux

2023 Agency Website

A high-end digital agency portfolio built on WordPress and Elementor Pro. Deep dark mode canvas with a neon gradient glow system, modular service cards, and fully custom CSS for a premium, forward-thinking presence.

2022
WordPress Elementor Pro Custom CSS
View Case Study
Shapeflux project preview
06

Reviva Fotos

2025 AI Web App

An AI-powered SaaS platform for restoring, animating, and transforming old photos. Built with Claude, Supabase, and Stripe, a full-stack product with modular dashboard architecture and a frictionless credit-based economy.

2025
AI SaaS Supabase Stripe React Vite
View Case Study
Reviva Fotos project preview

I don't just design screens.
I engineer behavior.
Backed by 6+ years of UI/UX architecture.
I build for conversion.

The Arsenal

Built to deliver more.

Visuals & Social Media

Designing high-converting social media assets (carousels, feed layouts) and manipulating custom visual elements for high-end web interfaces.

Photoshop Figma

AI-Assisted Development

Architecting and coding responsive, pixel-perfect websites from scratch using Claude Code, empowered by Anthropic.

Claude Code HTML/CSS/JS

Corporate & Strategy

Formatting complex documents and designing premium slide decks and presentations for professional pitches.

Slide Design Layout Formatting

AI Workflow Synthesis

Leveraging AI for rapid prototyping, logic structuring, and generating intelligent solutions for digital environments.

Gemini Custom LLMs
Skills

What I bring to the table.

Social Media Assets
Adobe Photoshop
Figma
AI-Assisted
Coding (Claude)
Domain & DNS Configuration
Payment Gateway Integration
Elementor
WordPress
Gemini AI
Pitch Deck &
Slide Design
Microsoft Clarity
Supabase
Portrait

The Architect.

  • Name: Rômulo Mergen
  • Base: Porto Alegre, Brazil
  • Focus: UI/UX Architecture & Behavioral Design
  • Drive: Complex systems & high-difficulty problem solving
Portrait

I build digital environments by reverse-engineering how people think. My approach goes beyond aesthetics, it's rooted in an obsession with neuroscience and human behavior. A truly premium website doesn't just look good; it intuitively guides the user exactly where they need to go.