Overview
Join to apply for the Staff UX/UI Engineer role at Félix .
About Félix: we are building the financial ecosystem for Latin immigrants in the U.S., starting with remittances.
Our core product is an AI-powered chatbot on WhatsApp that enables users to send money home as easily as sending a text message.
We leverage AI, blockchain, and stablecoins to make cross-border payments faster, more affordable, and more accessible.
About the role: we are seeking a highly skilled Senior UX/UI Engineer to design and implement a modular application framework that enables multiple teams to collaborate seamlessly, without conflicts or crashes between components.
This role sits at the intersection of design, engineering, and systems architecture, requiring a strong sense of user experience coupled with the technical ability to deliver scalable, robust, and modular solutions.
Responsibilities
- Design and implement a modular UX/UI framework that allows multiple teams to contribute features without breaking interoperability.
- Establish design system guidelines (components, patterns, accessibility standards) to ensure consistency and scalability across teams.
- Collaborate with cross-functional teams (product, engineering, QA) to gather requirements and translate them into design and engineering deliverables.
- Build prototypes, mockups, and production-ready components that balance usability, performance, and maintainability.
- Ensure collaboration-friendly architecture, minimizing merge conflicts, dependency issues, and UI regressions.
- Conduct usability testing and user research to validate design decisions and continuously improve user experience.
- Champion best practices in accessibility, responsive design, and internationalization.
- Mentor junior designers and engineers, promoting a culture of craftsmanship and design thinking.
Requirements
- 10+ years of experience as a UX/UI Engineer, Frontend Engineer, or similar role.
- Strong proficiency in modern frontend frameworks (React, Angular, Vue) and component-driven development.
- Expertise in design systems (e.g., Material UI, custom component libraries) and modular architectures.
- Solid understanding of collaboration workflows in large engineering organizations (Git, CI/CD, versioning strategies).
- Strong background in user experience principles, visual design, and interaction design.
- Experience preventing and resolving integration issues across multiple teams and modules.
- Familiarity with testing frameworks (Jest, Cypress, Playwright) to ensure UI stability.
- Excellent problem-solving skills, with a balance of creativity and engineering rigor.
- Strong communication and collaboration skills to align design and technical decisions across diverse stakeholders.
- Equivalent competencies in the above areas will be considered.
Nice to Have
- Experience with micro-frontend architectures.
- Knowledge of design tokens, theming, and multi-brand support.
- Background in fintech or other high-availability systems.
- Contributions to open-source design systems or UI frameworks.
What We Offer
- Competitive salary
- Initial stock options grant
- Annual performance bonus
- Health, dental, and vision plans
- Remote work environment with offices in Miami and Mexico City; hybrid model encouraged
- Continuous learning opportunities
- Unlimited PTO
- Paid parental leave
- Empowering opportunities for growth in a dynamic entrepreneurial environment
Equal Opportunity Employer
Félix is committed to providing equal employment opportunities to all qualified applicants without regard to race, religion, nationality, sex, sexual orientation, gender identity, age, or disability.
This policy covers all terms of employment, including recruitment, hiring, placement, promotion, training, compensation, benefits, and termination.
Privacy information available in our Privacy Policy.
Seniority level
Mid-Senior level
Employment type
Full-time
Job function
Engineering and Information Technology
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