Top Front End Developer Jobs in Brazil

As a Senior Frontend Engineer, you will design and build web applications, owning major UI projects, collaborating with cross-functional teams, and optimizing performance for a seamless user experience.

As a Senior Frontend Software Engineer, you will architect and develop frontend platforms, optimize for performance, and ensure alignment with product strategy by collaborating with various teams.

Build scalable, data-driven, personalized email templates and reusable React/Velocity components. Integrate APIs and SQL-driven audiences, translate Figma into modular email code, ensure responsive HTML/CSS across clients, partner with Design Systems, implement A/B testing and measurement, and use AWS, Terraform, and CI/CD pipelines to support tooling and deployment.

Lead frontend development for proposals, invoicing, payments, contracts, and time tracking. Design component-driven architectures with React and TypeScript, integrate with REST APIs and backend services, optimize performance and cross-browser reliability, ensure testing and accessibility, and collaborate with Product and Design to deliver polished, internationalized SaaS experiences.

Develop and maintain frontend applications using React.js and GraphQL, collaborating with backend developers and designers, optimizing for performance.

Lead the Design System mobile team to improve developer productivity and design consistency. Architect scalable, maintainable, accessible frontend solutions, mentor engineers, coordinate cross-functional work, and serve as a technical and communication focal point across the company.

Build scalable, data-driven, personalized email templates and reusable React/Velocity components. Consume APIs for conditional personalization, translate Figma designs to modular responsive email code, author locale-aware templates, partner with Design Systems, and ensure A/B testing and measurement integrity.

Build highly scalable, personalized, data-driven email templates and reusable React/Velocity components; consume APIs for dynamic personalization; translate Figma into modular responsive email code; author complex SQL audience queries; partner with Design Systems to evolve internal tooling; ensure A/B testing and measurement integrity.

Own and architect the end-to-end e-commerce frontend (product pages, cart, checkout, CMS), optimize performance and reliability at scale, partner with product/design, leverage AI-assisted workflows, refine CI/CD and Vercel infrastructure, mentor engineers, and drive platform and tooling decisions.

As a Frontend Engineer, you'll develop high-performance applications using React Native and React.js, collaborating with cross-functional teams to meet client needs.

Build and deliver complete, responsive front-end applications using Angular 2+, ensuring high performance on mobile and desktop, writing tested JavaScript/TypeScript, HTML and CSS, consuming Web APIs, and creating reusable components.

Design and build highly scalable, data-driven email templates and reusable React/Velocity components. Integrate APIs, translate Figma into modular responsive email code, enable localization, ensure A/B testing and measurement, and collaborate with Design Systems and infra teams on tooling, CI/CD, and IaC.

Design and build highly personalized, data-driven email templates and reusable components using React and Apache Velocity. Consume APIs and SQL to drive conditional personalization, translate Figma into modular responsive email HTML/CSS, partner with Design Systems, implement IaC and CI/CD, support localization for 100+ locales, and validate A/B test and measurement integrity.

Build highly scalable, data-driven, personalized email templates and reusable components using React and Apache Velocity. Integrate APIs and SQL-driven data for conditional personalization, translate Figma into modular responsive email code, collaborate with Design Systems, ensure A/B testing and measurement integrity, and support i18n/localization at scale.

Build modular, personalized, data-driven email templates and reusable components using React and Apache Velocity. Integrate APIs, translate Figma into responsive email HTML/CSS, author localized templates, enable A/B testing and collaborate with Design Systems to scale internal email tooling.

Design and develop software for edge devices, cloud servers, and web applications, focusing on APIs, user interfaces, and data processing pipelines while collaborating with teams to solve technical issues.

Lead front-end engineer on the Mapper Team building scalable data-visualization and real-time multi-user front-end features. Own end-to-end projects, contribute to architecture and processes, mentor peers, participate in hiring, and deliver high-performance, testable, maintainable UI code.

As an AI-First Frontend Engineer, you will develop high-performance, AI-integrated user interfaces for telehealth applications, manage team workflows, and optimize web performance.

As a Staff Frontend Software Engineer, you will enhance web applications through user-centric features, drive product quality, and lead technical projects.

As a Senior Frontend Engineer, you will develop and maintain scalable frontend applications, collaborate with cross-functional teams, and ensure responsive design and performance optimizations.

The Senior Frontend Engineer will lead custom Shopify theme development, ensure quality coding, manage project tasks, and collaborate effectively with team members.

Design, develop, and maintain high-quality React applications, lead technical decisions, mentor engineers, and optimize performance in a fast-paced environment.

As a Senior Frontend Engineer, you will manage core user experiences on the Made platform, using Flutter and React. Your role includes feature ownership, collaboration with teams, mentoring junior engineers, and contributing to technical standards and architecture.

The Front End Developer will create and develop UI solutions, optimize client-side performance, participate in solution architecture, and support ongoing projects.

Design, build, and optimize client-facing websites and internal web apps using TypeScript and React. Implement UI enhancements, ensure performance and scalability, assist backend developers (Go) with integration and troubleshooting, maintain brand consistency, and mentor teammates to drive product excellence.