Nicolas Bustos

UX Researcher at Mercado Libre · User research · user research, usability testing

Mercado Libre

Mexico City, Mexico · CST (UTC-6)

8+ years experience

Instituto Tecnológico de Buenos Aires

English, Spanish

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Overview

I work on user research at Mercado Libre in Mexico City. Cut support tickets about research by 37% with clearer copy and states. Built a component library 49 engineers ship with every day. Most at home with jobs to be done and synthesis. I coach a junior basketball team.

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Working sessions on user research
Questions about user research

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SEO and link-building offers
Crypto token projects
Unpaid work or spec projects

Replies on weekday evenings

Skills

usability testingsynthesisjobs to be doneuser research

Experience

UX Researcher
Jan 2026 - Present
Mercado Libre · 9 mo · Full-time · Mexico City, Mexico
- Brought the research flows to WCAG 2.2 AA.
- Shipped the research redesign that lifted task completion 37%.
Product Designer
Jun 2024 - Jan 2026
Stone · 1 yr 7 mo · Full-time · Mexico City, Mexico
- Ran 49 usability sessions and turned them into a research repository.
Product Designer
Oct 2020 - Jun 2024
Ambev · 3 yr 8 mo · Contract · Mexico City, Mexico
- Shipped the research redesign that lifted task completion 26%.
- Brought the research flows to WCAG 2.2 AA.
Product Designer
Oct 2018 - Oct 2020
Uber · 2 yr · Full-time · Mexico City, Mexico
- Shipped the research redesign that lifted task completion 29%.
- Ran 47 usability sessions and turned them into a research repository.

References

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Education

Instituto Tecnológico de Buenos Aires
Ingeniería, Interaction Design
2014 - 2018

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