K

arina

S

ato

Product Strategy UX & UI Design Leadership

K

arina

S

ato

Product Strategy UX & UI Design Leadership

K

arina

S

ato

Product Strategy UX & UI Design Leadership

Product Designer with 8+ years of experience across enterprise and startups. Leveraging background in engineering and investment management to design data-driven solutions for users and businesses.

Product Designer with 8+ years of experience across enterprise and startups. Leveraging background in engineering and investment management to design data-driven solutions for users and businesses.

Product Designer with 8+ years of experience across enterprise and startups. Leveraging background in engineering and investment management to design data-driven solutions for users and businesses.

Featured work

LEAD PRODUCT DESIGNER

@

TURI SAÚDE

Transforming diagnostic test results into actionable summaries with AI

Healthcare

AI Systems

Product Strategy

Rapid Validation

Owned end-to-end design and product strategy for an AI summarization tool. Used by hundreds of physicians who synthesized 5K+ diagnostic test results.

PRODUCT DESIGNER

@

SILVERGUARD

Building a scam-prevention app for older adults from 0 to 1

Fintech

Mobile (Android, iOS)

Scam Prevention

Accessibility

Led UX/UI design for the company’s first mobile app, achieving a 4.6-star rating on Google Play and 3 national design awards.

SENIOR PRODUCT DESIGNER

@

LEMON ENERGIA

Reducing friction in a sales-critical registration flow

Climate-tech

Growth

Sales Efficiency

Experimentation

Redesigned a high-impact acquisition flow, reducing user input errors by 62.2% during usability testing.

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Karina Sato ©️ 2026

Product Designer

Karina Sato ©️ 2026

Product Designer

Karina Sato ©️ 2026

Product Designer

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