Angelo Rosa — Product Designer

Blog

Insights, processes and reflections on product design

Agentic navigation: when the portfolio must be legible for AI

Published on

I ran Lighthouse on my portfolio and found a new category with a critical score: agentic navigation. What it evaluates, what my site was missing and why it changes design.

The Architecture of Deterministic Design: How Harness Design Ops Controls AI in Figma

Published on

Discover how Harness Design Ops uses Claude Code and Figma via MCP to create deterministic screens, separating decision from execution.

Deterministic Documentation: How I Transformed Design Automation into an Auditable System

Published on

Exploring how to transform tacit knowledge into explicit and auditable processes through a harness architecture for AI-powered UI/UX automation.

Remotion: Programmatic Video and the New Media Orchestration

Published on

Discover Remotion 2025/2026 updates: programmatic video with React, custom editor, browser acceleration, and AI-driven text-to-video creation.

The End of Design for All: The Era of Adaptive UI and Our Role in It

Published on

How AI enables per-individual personalization and what this philosophically changes in the product designer profession.

The end of 'pixel perfect' and the beginning of the orchestration era

Published on

Como o papel do designer está migrando de executor visual para Diretor de Arte e Arquiteto de Sistemas — e o Framework UNI (UXPilot + Neuform + Impeccable) que uso para construir interfaces de alta qualidade com IA.

We are entering the era of Selfware.

Published on

Software engineering automation isn’t just speeding up the "how" we build; it’s destroying the "how" companies make money from us. The business model that dominated the last decade is being dismantled in front of our eyes.

Cleaning UX research transcripts

Published on

This ETL workflow converts noisy, raw Product Discovery transcripts into a highly efficient "Semantic Memory" for AI agents. By automating the removal of timestamps, source tags, and filler interruptions, the method structures dialogue into concise blocks that preserve the user's voice and essential details. The result is a much more accurate RAG (Retrieval-Augmented Generation) system that saves tokens and streamlines the extraction of requirements and user journeys without the clutter of raw data.

Development of Design Hub

Published on

I developed Design Hub, our own platform to centralize the entire discovery journey.

How Duolingo made me rethink the design process

Published on

An analysis of how Duolingo uses its design philosophy, detailed in its Handbook, to create a globally recognized learning experience.

Developing with AI: I Paid to Find Out (And It Cost Several Dollars!)

Published on

My experience using the AI platforms Bolt.new and Lovable.dev for a CRUD project, detailing the challenges, costs, and lessons learned in the process.

Docling, the library I tested that blew my mind

Published on

I conducted a proof of concept with the Docling library, validating its high effectiveness in the automated conversion of PDFs and images to optimize the creation of knowledge bases for AI.