Sustain

Episode 283: Devconnect 2025 with Nuno Loureiro

Feb 20, 2026
Nuno Loureiro, lead designer at the Ethereum Foundation known for shaping ethereum.org and design systems. He discusses opening a design system to collaboration. He explores UX as a barrier to open source adoption. He talks about attracting designers, building trust and reliability in blockchain interfaces, and highlights Penpot as an important open design tool.
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INSIGHT

Opening A Design System To Designers

  • Nuno opened the Ethereum design system and process to invite designer contributions despite scarce precedents.
  • He found code PRs easy but collaborative design contributions much harder to enable in open source.
ANECDOTE

Learning To Onboard Designers

  • Nuno recounts trying to onboard designers and learning by navigating the process without clear examples.
  • A community of 40,000 users produced translations and code contributions, but design contributions lagged.
ANECDOTE

Designing A ZK Proofs Comparison Portal

  • Nuno described designing a portal to compare ZK proof providers and surface performance metrics.
  • Presenting competing technical providers under one platform was a significant UX challenge.
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