Senior Frontend Developer (UX experience)

Important Information 

Location: Brazil
Job Mode: Full-time 
Work Mode: Work from home

Job Summary

We’re looking for a Senior Frontend Engineer with deep, hands-on experience building modern, high-quality web applications and design systems. This role is ideal for someone who sits comfortably at the intersection of engineering, design, and user experience—someone who cares deeply about craftsmanship, usability, and collaboration. You’ll work closely with Design and UX teams to translate concepts into scalable, accessible, and elegant frontend solutions, while also influencing technical direction and best practices across the frontend stack.

Responsibilities and Duties

• Build and maintain complex, production-grade frontend applications using Next.js and React;


• Architect and evolve design systems and reusable component libraries;


• Collaborate closely with Design and UX partners to implement thoughtful, pixel-precise, and accessible interfaces;


• Write clean, scalable, and well-typed code using TypeScript;


• Create robust, responsive layouts with modern CSS (CSS Modules, styled systems, or similar approaches);


• Ensure high standards for performance, accessibility, and cross-browser compatibility;


• Participate in technical decision-making, code reviews, and frontend best practices;


• Mentor and support other frontend engineers through feedback and collaboration;


• Communicate clearly with both technical and non-technical stakeholders.

Essential Skills

• Senior-level, proven experience with: Next.js, React, TypeScript; CSS (modern layouts, responsive design, theming, and maintainable styling)


• Deep, hands-on experience shipping and maintaining production frontend applications;


• Demonstrated experience working closely with Design and UX teams;


• Strong background in building and maintaining design systems;


• A strong eye for detail and appreciation for visual and interaction design;


• Excellent communication and collaboration skills;


• Ability to translate design intent into scalable, maintainable code.

About Encora

Encora is the preferred digital engineering and modernization partner of some of the world’s leading enterprises and digital native companies. With over 9,000 experts in 47+ offices and innovation labs worldwide, Encora’s technology practices include Product Engineering & Development, Cloud Services, Quality Engineering, DevSecOps, Data & Analytics, Digital Experience, Cybersecurity, and AI & LLM Engineering.

At Encora, we hire professionals based solely on their skills and qualifications, and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality.