Top Front End Developer Jobs in Rio de Janeiro

Build and maintain features in a modern Angular application, contribute to frontend architecture and technical decisions, collaborate with UX and product teams, implement accessible web experiences, support build and bundling workflows, contribute to backend development when needed, participate in code reviews, and use AI-assisted development tools.

Develop and maintain user-facing web applications using Next.js, optimize performance and scalability, implement responsive interfaces, and ensure UI/UX designs are technically feasible. Collaborate with backend developers and designers, write clean documented code, troubleshoot issues, and conduct performance testing. The role requires strong autonomy, communication, and effective remote collaboration.

Build and maintain high-quality web and mobile interfaces using TypeScript and Next.js. Translate Figma designs into responsive, pixel-perfect code. Follow Clean Architecture, use design systems and Storybook, engage AI coding assistants to accelerate delivery, own features end-to-end, and collaborate with product, design, and engineering teams.

Develop scalable, maintainable frontend and full-stack features using Angular 18 and .NET technologies. Responsibilities include reviewing and validating AI-generated code, writing unit tests with xUnit, working with PostgreSQL and MongoDB databases, and collaborating with product, design, and engineering teams. Intermediate English is required. Experience with Azure DevOps, GitFlow, Azure Service Bus, and Azure Pipelines is desirable.

Design and implement scalable, user-facing web features for high-traffic Uber applications. Own technical design and execution, collaborate with product, design, data science, and backend teams, improve performance and reliability, establish frontend engineering standards, resolve production issues, and mentor junior and mid-level engineers.

Build and own high-performance, customer-facing web applications using React, Redux, and TypeScript. Integrate AI-powered product features, establish frontend engineering standards, optimize scalability and performance, and maintain testing and design systems. Partner with product, design, and backend teams to deliver quickly, mentor engineers, review AI-generated code, establish responsible AI guardrails, and drive continuous delivery in a high-scale SaaS environment.

Lead frontend feature releases and own production lifecycle for React and TypeScript domains. Build scalable, tested, high-performance AI-powered interfaces, integrate with a Java Spring Boot backend, and improve user experience and team efficiency. Participate in code reviews, estimate development work, monitor frontend health, and ensure stable, reliable software for dental practices.

Build and evolve large-scale, resilient front-end commerce applications used across thousands of stores. Lead architecture, testing, performance, accessibility, and product delivery with product managers and designers. Serve as a technical reference, mentor engineers, participate in hiring, and use AI responsibly to improve development speed and quality. The role requires advanced English and Portuguese and is remote within Brazil.

Build scalable frontend applications using React.js and Next.js for fintech products. Collaborate with design, product, and backend teams; develop complex UI workflows and reusable components; integrate backend APIs; participate in code reviews, design sessions, Scrum ceremonies, accessibility efforts, troubleshooting, and platform-team initiatives.

Build and evolve user interfaces for internal tools, primarily using React or similar front-end technologies. Take increasing ownership of Power BI reports, dashboards, semantic models, DAX, Power Query, and deployment processes. Improve Python-based automation, reporting consistency, usability, and operational robustness while collaborating with engineering and client-facing teams.

Build and maintain frontend-leaning, full-stack Creative and Studio products using React and Next.js. Develop AI interfaces, UX/UI workflows, proof-of-concept products, integrations, and end-to-end features. Collaborate with Design, Engineering, Growth, and Sales; iterate based on user feedback; maintain scalable, secure infrastructure; process large datasets; and mentor less experienced engineers. The role emphasizes strong portfolio work and demonstrated software engineering ability rather than formal degrees or certifications.

Build React and TypeScript user interfaces for factory-floor teams, including visual components, AI interaction interfaces, and supporting code that enables AI agents to assemble and adapt product experiences. Collaborate with Product, Design, Data Science, and Engineering to deliver features, prototypes, and research spikes. The role emphasizes AI-native product development, experimentation, cross-functional communication, and self-service customization.

Build and maintain React and TypeScript web applications, owning features from concept through production. Collaborate with product, design, backend, and engineering teams; improve frontend architecture and development practices; ensure performance, responsiveness, accessibility, and maintainability; review code; and contribute to 3D visualizations, interactive maps, geospatial applications, and data-heavy experiences.

Lead a cross-functional team of frontend and backend engineers building scalable consumer experiences across mobile and client platforms. Own end-to-end UX delivery, partner with Product and Design, uphold engineering standards, improve usability and performance, mentor engineers, and strengthen agile delivery using metrics such as DORA and cycle time.

Develop and architect high-performance AEM frontend interfaces, reusable components, and websites using HTML, CSS, JavaScript, HTL, and modern frontend practices. Integrate frontend templates with Sling Models and OSGi services, troubleshoot implementations, conduct code reviews, mentor developers, collaborate with UX and clients, improve CI/CD and package workflows, and participate in Agile ceremonies. The role emphasizes accessibility, responsive design, performance optimization, security awareness, and AEM best practices.

Design, develop, and maintain secure, responsive web interfaces using modern TypeScript frameworks, preferably Svelte. Translate product requirements into design documents, collaborate with cross-functional teams, optimize application performance, mitigate web security risks, and produce clean, maintainable code. The role also involves debugging, staying current with frontend technologies, and potentially using testing frameworks or contributing to open source.

Build and maintain responsive, accessible web interfaces for a consumer health platform using React and TypeScript. Translate designs into performant UI, create reusable components, integrate REST/GraphQL APIs, collaborate with product/design/backend teams, participate in code reviews, and optimize frontend performance across devices and browsers.

As a Senior Front-End Software Engineer, you'll design and implement services, contributing to the architecture and product strategy in a fast-paced environment.

The role involves designing, building, and implementing new services, working closely with the product team, and taking ownership of projects from 0 to 1.

As a Senior Front-end Engineer, you will develop responsive web interfaces using modern frameworks and ensure performance and accessibility of web applications.

Own and enhance the Expo/React Native mobile app, focusing on native integration (JSI/TurboModules), performance-sensitive flows, push notifications, deep linking, CI/CD (EAS), testing, and crash triage. Collaborate with backend and design teams and debug issues across the JS/native boundary.

Build mobile-first, responsive Vue.js frontends focused on performance and UX. Contribute to backend management UIs, participate in code reviews and team ceremonies, and mentor junior engineers.

Build and maintain high-performance, accessible React web applications; create reusable components and scalable frontend architectures; integrate with REST and GraphQL backends; optimize for speed and SEO; collaborate with designers and cross-functional teams; participate in code reviews and architecture discussions.

Develop, maintain, and enhance React-based frontend applications; integrate RESTful APIs; implement automated tests; participate in code reviews; collaborate with cross-functional teams and CI/CD pipelines to deliver high-quality software.

Design and implement developer-facing UI from Figma to production using Hotwire (Turbo + Stimulus) and ViewComponents. Own the dashboard, API playgrounds, docs, marketing site, and data visualization. Optimize performance and bundle size, maintain a coherent component system, and ship polished, production-ready front-end with tests and CI/CD.