UI/UX Engineer

Puzzle

. Translate business goals and user needs into user journeys, workflows, and interaction designs .

Posted 10/9/2026full-timeRemote • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in user experience design, including interaction design, visual design principles, and the ability to translate business goals into user-centered solutions. Proficient in modern front-end technologies and practices, ensuring the delivery of responsive, accessible, and maintainable digital experiences.

Highest-signal resume keywords

User Experience DesignFigma ProficiencyHTML, CSS, JavaScript/TypeScriptReact or Vue Framework ExperienceAccessibility Standards Knowledge

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

User Journey MappingWireframingPrototypingResponsive DesignComponent Systems DevelopmentUsability TestingCode ReviewAutomated TestingAPI IntegrationVersion Control with Git

Soft Skills

Communication of Design Trade-offsFeedback Reception and IterationPriority ManagementCollaboration with Cross-functional Teams

Tools & Technologies

FigmaGitAI Coding AssistantsDesign Documentation Tools

Industry Keywords

Usability IssuesInteraction DesignVisual Design PrinciplesAccessibility RequirementsDigital Experiences

Tech Stack

Tools & technologies

JavaScriptReactTypeScriptVue.js

About the role

Key responsibilities & impact

Translate business goals and user needs into user journeys, workflows, and interaction designs
Identify usability issues and product friction through feedback, usability testing, analytics, and internal collaboration
Create wireframes, prototypes, and production-ready designs
Design complete experiences including loading, empty, error, success, and recovery states
Create polished interfaces across supported devices and screen sizes
Develop and maintain reusable design patterns and UI components
Document component behavior, usage guidelines, and accessibility requirements
Build responsive interfaces and reusable components with modern front-end technologies
Translate approved designs into production-ready code
Integrate interfaces with APIs alongside application and backend engineers
Write maintainable code and participate in pull-request reviews
Validate implementations against designs, acceptance criteria, and intended user experience
Troubleshoot usability, browser compatibility, accessibility, and front-end performance issues
Test user journeys across supported devices and browsers
Implement automated checks for critical interactions and reusable components
Conduct usability reviews before release and evaluate post-launch feedback
Collaborate with product leadership, backend, platform, mobile, product, and engineering teams
Define scope, priorities, success measures, and acceptance criteria
Present designs and implementations and incorporate feedback
Maintain designs, code, documentation, and supporting assets in company-controlled systems
Deliver at least one product improvement from design through production during the first 90 days
Establish documented reusable components and repeatable design review, usability validation, and implementation acceptance processes

Requirements

What you’ll need

Portfolio demonstrating product design decisions and shipped digital experiences
Experience taking a feature from user problem through design, implementation, launch, and iteration
Strong understanding of interaction design and visual design principles
Proficiency with Figma or comparable design and prototyping tools
Strong HTML, CSS, and JavaScript/TypeScript skills
Experience with a modern front-end framework such as React, Vue, or similar
Experience building responsive interfaces and reusable component systems
Working knowledge of accessibility standards and practical usability-testing methods
Experience with Git, version control, code reviews, and shared documentation
Ability to communicate design and technical trade-offs clearly
Comfortable receiving feedback and iterating on work
Ability to manage multiple priorities and deliver within agreed scope and timelines
Comfortable using AI coding assistants and agentic development tools
Ability to review and validate AI-generated code
Ability to identify usability, accessibility, security, and maintainability issues in AI-assisted implementations
Ability to protect proprietary code, credentials, customer information, and sensitive data when using AI tools

Benefits

Comp & perks

Competitive USD salary matching skills and experience
Generous paid time off
Health insurance subsidy
Annual salary reviews
Paid training and certifications
Professional growth and upskilling support