UX Designer

Mutant

UX Designer creating user experiences for digital products at Mutant. Collaborating with teams to design solutions that enhance customer journeys.

Posted 6/2/2026full-timeSão Paulo • 🇧🇷 BrazilMid-LevelSeniorWebsite

About the role

Key responsibilities & impact

This person will analyze, apply critical thinking, conceive, propose, design, and implement the optimal journey for the end customer, always focusing on the most critical problems and maintaining constant dialogue with peers (Project Managers, Developers, and Business Areas).
Will work on studying and applying specific language, which varies per client and product, for conversational interfaces within the UX design workflow, interacting with clients, business teams, and technical teams.
Design and propose interface architecture according to Mutant Methodology and market best practices.
Develop functional prototypes: Sample Dialogs, Wireframes, etc.
Will be involved in validation and monitoring of interface development alongside peers.
Presentations for internal and external clients, benchmarking, heuristic evaluations, etc.
Conduct usability testing, focus groups, etc.
Functional specifications for the interface.
Prepare reports based on evaluations, diagnostics, research and usability tests, and detailed reports of customer navigation and other monitoring KPIs.

Requirements

What you’ll need

University degree in Letters, Communications (Journalism, Public Relations, Marketing), Design, User Experience Design, Social Sciences, Architecture, Psychology, Radio and TV, or related fields.
Knowledge of AI tools (proficiency is a plus).
Proficiency in Microsoft Office.
Experience with Figma, Miro, Visio, or similar tools.
Proactivity; strong communication and interpersonal skills.
Sense of responsibility; engagement and desire to learn and grow to make an impact.
Adaptability to constant change.
Quick learner.
Strong intrapersonal skills.
Strong and flexible written and verbal communication skills.
Analytical ability.
Empathy.
Negotiation skills.
Strategic decision-making skills.
Functional creativity.

Benefits

Comp & perks

Medical and dental insurance.
Life insurance.
Commuter allowance.
Meal and food vouchers.
Wellhub (Gympass).
Childcare assistance.
Assistance for children with disabilities.
Performance bonus.
Day off on your birthday.
Alelo Multibenefits card.
Allya — partnerships and discounts via the app.
Pet health plan.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

UX designinterface architecturefunctional prototypesusability testingfunctional specificationsanalytical abilityconversational interfacesMutant MethodologybenchmarkingKPI monitoring

Soft Skills

critical thinkingstrong communication skillsinterpersonal skillsproactivityadaptabilityquick learnerempathynegotiation skillsstrategic decision-makingfunctional creativity