Hi, I’m Jhonattan,

Senior product designer. I ask all the questions I need, design from what I learn, and decide with data.

EXPERIENCE

8 years in product design

INDUSTRIES

B2B marketplaces, SaaS, fintech and insurance

FOCUS

Research and product analytics

BASE

Madrid, Spain

Portfolio

Tándem home

Tándem

B2B MARKETPLACE · HOME

From a pass-through screen to a command center. How the Tándem home began to show freelancers their payment status and what to do next.

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Tándem home

Tándem

B2B MARKETPLACE · HOME

From a pass-through screen to a command center. How the Tándem home began to show freelancers their payment status and what to do next.

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Candidate profile in the Tándem back office

Tándem

B2B MARKETPLACE · BACK OFFICE

Less time reviewing candidates. How I gave the sales team back the confidence to decide without leaving the product.

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Candidate profile in the Tándem back office

Tándem

B2B MARKETPLACE · BACK OFFICE

Less time reviewing candidates. How I gave the sales team back the confidence to decide without leaving the product.

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Pelayo quote tool on mobile

Pelayo

INSURANCE · CONVERSION · B2C

Choosing insurance without guessing the numbers. How we redesigned Pelayo’s online quote tool, with 60% of traffic on mobile.

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Pelayo quote tool on mobile

Pelayo

INSURANCE · CONVERSION · B2C

Choosing insurance without guessing the numbers. How we redesigned Pelayo’s online quote tool, with 60% of traffic on mobile.

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Foto de Jhonattan Pérez

What you’ve seen above isn’t by chance. It comes from three principles I’ve learned and improved over the years.

Jhonattan Pérez · Senior Product Designer

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LABS · OUTSIDE THE BRIEF

I learn AI by building things I use, for problems I have.

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Get in touch

Does your product need fewer opinions and more evidence?

Email me

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© Jhonattan Pérez · 2026

© Jhonattan Pérez · 2026