I’m Tiffany, a senior product designer for decision-heavy platforms where trust, safety, and money matter.

I use service design and product thinking to turn complex workflows into clear, scalable interaction patterns for creators, sellers, and operators.

Selected projects

Selected projects where complex systems become usable, accountable, and trusted.

Cut merchant onboarding from weeks to days and supported 1M+ transactions across the UK, EU, US, and Brazil.

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Cut merchant onboarding from weeks to days and supported 1M+ transactions across the UK, EU, US, and Brazil.

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Delivered a 50% reduction in moderation handling time and built a 0→1 appeals service enabling scalable, DSA-compliant operations.

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Delivered a 50% reduction in moderation handling time and built a 0→1 appeals service enabling scalable, DSA-compliant operations.

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Reduced report writing by 50% and improved decision accuracy across 10K+ reviews.

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Designed scalable shipping workflows, with navigation and interaction to support high-volume sellers.

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Tiffany Szu-Chia Chen

Tiffany Szu-Chia Chen

Tiffany Szu-Chia Chen