859 Empregos para React - Brasil

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Responsabilidades e atribuições

• Desenvolvimento de interfaces responsivas com React, TypeScript e ;
• Criação e manutenção de componentes e design systems com foco em acessibilidade;
• Implementação de testes automatizados (Cypress, Jest, Testing Library, Appium) e integração em pipelines CI/CD;
• Consumo eficiente de APIs REST e GraphQL;
• Desenvolvimento e manutenção de aplicações em React Native;
• Implementação e evolução de micro frontends;
• Garantia da qualidade do software com boas práticas, SonarQube e testes de contrato.

Requisitos e qualificações

• Experiência sólida em desenvolvimento front-end com React, TypeScript e ;
• Vivência com design system, componentização e boas práticas de acessibilidade;
• Vivência com automação de testes mobile com Appium;
• Experiência com testes automatizados (Cypress, Jest, Testing Library) e integração em pipelines CI/CD;
• Experiência com APIs REST/GraphQL e consumo eficiente em aplicações front-end;
• Noções de qualidade de software: SonarQube, testes de contrato e mutação;
• Experiência com React Native;
• Experiência com Micro frontends;
• Boa comunicação, postura colaborativa e visão sistêmica.

Não possui todos os requisitos para a vaga?

Está tudo bem Na Compass UOL, estimulamos o desenvolvimento contínuo de novos talentos e transformamos desafios em oportunidades.

Informações adicionais

"remote"

Compass UOL is a global company that is part of AI/R, which drives the transformation of organizations through Artificial Intelligence, Generative AI, and Digital Technologies.

We design and build digitally native platforms using cutting-edge technologies to help companies innovate, transform businesses, and drive success in their markets. With a focus on attracting and developing the best talent, we create opportunities that improve lives and highlight the positive impact of disruptive technologies on society.

That's why our selection process goes beyond technical skills. Our goal is to find unique individuals with the potential to make an extraordinary impact on our clients.

We empower talent without borders and promote knowledge and opportunities in the latest market trends, driving significant results.

Wait for our response regardless of the result We have Gupy platform feedback certification.

Atuação em um projeto estratégico de transformação digital no setor da saúde, com foco na adoção de soluções de IA Generativa com Amazon Q A iniciativa tem como objetivo acelerar a adoção de tecnologias AWS por meio de um framework estruturado de sucesso do cliente, com entregas mensuráveis em cada fase.

Responsabilidades e atribuições

• Desenvolver e manter interfaces web responsivas e escaláveis, garantindo a melhor experiência para o usuário final;
• Colaborar com designers, desenvolvedores back-end e data engineers para transformar requisitos de negócio em soluções visuais intuitivas e funcionais;
• Implementar componentes reutilizáveis e aplicar padrões de design system;
• Otimizar a performance da aplicação e assegurar compatibilidade entre navegadores e dispositivos;
• Apoiar na documentação técnica, participar de code reviews e contribuir para a evolução contínua do produto digital;
• Aplicar boas práticas de segurança, acessibilidade e escalabilidade;
• Suportar a integração de recursos de Inteligência Artificial e visualização de dados em interfaces web.

Requisitos e qualificações

• JavaScript (ES6+)
• TypeScript
• HTML5
• CSS3
• Angular
• React
• GraphQL
• REST APIs
• UX/Usabilidade
• GIT (versionamento)

Não possui todos os requisitos para a vaga?

Está tudo bem Na Compass UOL, estimulamos o desenvolvimento contínuo de novos talentos e transformamos desafios em oportunidades.

Informações adicionais

"remote"

Modelo de contratação: PJ.

Modelo de atuação: Remoto.

Pagamento em USD/h!

• Mandatório Inglês Avançado/Fluente para Conversação.

Job Functions, Essential Duties and Responsibilities

• Develop and maintain the front end of the agent assist chatbot and email auto-drafting tool using React and modern JavaScript/TypeScript .
• Build dynamic UI components that integrate with real-time AI services and backend APIs.
• Collaborate with product owners, designers, and backend developers to create seamless and intuitive user interfaces.
• Write clean, maintainable, and efficient code following best practices and coding standards.
• Collaborate with backend engineers to interface with services built in Python and data stored in PostgreSQL .
• Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.
• Participate in code reviews, testing, and continuous integration processes.
• Translate product requirements and user feedback into elegant, functional interfaces.
• Assist in estimating and planning throughout the software development life cycle.

Experience, Skills, Knowledge Requirements

• Proven experience in building complex front-end applications using React.
• Ability to write and maintain backend services and scripts using Python.
• Knowledge of database design, querying, and optimization, particularly using Postgres
• Strong understanding of HTML, CSS, and JavaScript.
• Exposure to GraphQL, and/or Azure Functions and Azure OpenAI
• Experience using version control systems such as Git.
• Experience with RESTful APIs and integrating front-end components with backend services.
• Excellent problem-solving skills and attention to detail.
• Strong communication and collaboration skills.
• Experience working with other developers, quality engineers (QE), ops engineers and support engineers to ensure smooth deployment and continual operation
• Passion for developing good software
• Experience participating in design discussions with both technical and non-technical audiences.
• Familiarity or experience with Agile engineering practices (test driven development, continuous integration and pair programming, etc.)
• Understanding of web technologies (HTTP, Apache, HTTP Proxies)
• Experience with continuous integration and deployment (CI/CD)

Modelo de contratação: PJ.

Modelo de atuação: Remoto.

Pagamento em USD/h!

• Mandatório Inglês Avançado/Fluente para Conversação.

Job Functions, Essential Duties and Responsibilities

• Develop and maintain the front end of the agent assist chatbot and email auto-drafting tool using React and modern JavaScript/TypeScript .
• Build dynamic UI components that integrate with real-time AI services and backend APIs.
• Collaborate with product owners, designers, and backend developers to create seamless and intuitive user interfaces.
• Write clean, maintainable, and efficient code following best practices and coding standards.
• Collaborate with backend engineers to interface with services built in Python and data stored in PostgreSQL .
• Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.
• Participate in code reviews, testing, and continuous integration processes.
• Translate product requirements and user feedback into elegant, functional interfaces.
• Assist in estimating and planning throughout the software development life cycle.

Experience, Skills, Knowledge Requirements

• Proven experience in building complex front-end applications using React.
• Ability to write and maintain backend services and scripts using Python.
• Knowledge of database design, querying, and optimization, particularly using Postgres
• Strong understanding of HTML, CSS, and JavaScript.
• Exposure to GraphQL, and/or Azure Functions and Azure OpenAI
• Experience using version control systems such as Git.
• Experience with RESTful APIs and integrating front-end components with backend services.
• Excellent problem-solving skills and attention to detail.
• Strong communication and collaboration skills.
• Experience working with other developers, quality engineers (QE), ops engineers and support engineers to ensure smooth deployment and continual operation
• Passion for developing good software
• Experience participating in design discussions with both technical and non-technical audiences.
• Familiarity or experience with Agile engineering practices (test driven development, continuous integration and pair programming, etc.)
• Understanding of web technologies ( Apache, Proxies)
• Experience with continuous integration and deployment (CI/CD)

Modelo de contratação: PJ.

Modelo de atuação: Remoto.

Pagamento em USD/h!

• Mandatório Inglês Avançado/Fluente para Conversação.

Job Functions, Essential Duties and Responsibilities

• Develop and maintain the front end of the agent assist chatbot and email auto-drafting tool using React and modern JavaScript/TypeScript.
• Build dynamic UI components that integrate with real-time AI services and backend APIs.
• Collaborate with product owners, designers, and backend developers to create seamless and intuitive user interfaces.
• Write clean, maintainable, and efficient code following best practices and coding standards.
• Collaborate with backend engineers to interface with services built in Python and data stored in PostgreSQL.
• Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.
• Participate in code reviews, testing, and continuous integration processes.
• Translate product requirements and user feedback into elegant, functional interfaces.
• Assist in estimating and planning throughout the software development life cycle.

Experience, Skills, Knowledge Requirements

• Proven experience in building complex front-end applications using React.
• Ability to write and maintain backend services and scripts using Python.
• Knowledge of database design, querying, and optimization, particularly using Postgres
• Strong understanding of HTML, CSS, and JavaScript.
• Exposure to GraphQL, and/or Azure Functions and Azure OpenAI
• Experience using version control systems such as Git.
• Experience with RESTful APIs and integrating front-end components with backend services.
• Excellent problem-solving skills and attention to detail.
• Strong communication and collaboration skills.
• Experience working with other developers, quality engineers (QE), ops engineers and support engineers to ensure smooth deployment and continual operation
• Passion for developing good software
• Experience participating in design discussions with both technical and non-technical audiences.
• Familiarity or experience with Agile engineering practices (test driven development, continuous integration and pair programming, etc.)
• Understanding of web technologies ( Apache, Proxies)
• Experience with continuous integration and deployment (CI/CD)

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

With over 7.400 CI&Ters around the world, we've built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.

We are seeking a Senior Developer who excels in React and to lead the development and enhancement of our eCommerce website. This role offers an exciting opportunity to work closely with cross-functional team, leveraging the power of cloud technologies to create scalable and high-performance applications that drive customer engagement and satisfaction.

Key Responsibilities:

• Lead the development of high-quality web applications using React and , focusing on best practices and performance optimization.
• Collaborate with UI/UX designers to implement responsive and engaging user interfaces that enhance the shopping experience.
• Design and implement server-side rendering solutions and API integrations on AWS.
• Mentor and guide junior developers, fostering an environment of collaboration and continuous learning.
• Utilize AWS services (e.g., Lambda, S3, API Gateway) to build and deploy scalable applications.
• Conduct code reviews to ensure code quality, maintainability, and adherence to security best practices.
• Stay up-to-date with the latest trends in frontend technologies and cloud computing.

Requirements:

• Experience in software development with a strong emphasis on
• Proven expertise in , including server-side rendering and static site generation.
• Solid understanding of AWS services and architecture, with hands-on experience in deploying and managing applications on AWS.
• Proficiency in HTML, CSS, and JavaScript, including advanced ES6 features.
• Experience with state management tools (e.g., Redux, MobX) is a plus.
• Strong analytical and problem-solving skills, with a passion for delivering exceptional user experiences.
• Excellent communication skills and a proven ability to work effectively within a collaborative team environment.

Our benefits:

• Health and dental insurance
• Meal and food allowance
• Childcare assistance
• Extended paternity leave
• Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;
• Profit Sharing and Results Participation (PLR);
• Life insurance
• Continuous learning platform (CI&T University);
• Discount club
• Free online platform dedicated to physical, mental, and overall well-being
• Pregnancy and responsible parenting course
• Partnerships with online learning platforms
• Language learning platform

And many more

More details about our benefits here:

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.

Sobre a Empresa

Somos uma startup em rápido crescimento que está transformando a indústria de entretenimento digital e jogos interativos. Nossa missão é criar experiências de classe mundial que encantem milhões de usuários ao redor do mundo. Estamos construindo o futuro do entretenimento com tecnologia de ponta e arquiteturas escaláveis.

A Posição

Buscamos um(a)
Front-End Developer Júnior
com vontade de aprender e crescer junto ao time. Você fará parte da nossa equipe e ajudará a desenvolver as próximas gerações de plataformas digitais.

O que Você Fará

• Desenvolver interfaces responsivas e de alto desempenho usando nossa stack moderna
• Criar experiências de usuário fluidas e acessíveis
• Integrar o front-end com APIs e serviços back-end
• Colaborar com designers e engenheiros seniores para transformar protótipos em produtos reais
• Evoluir rapidamente em um ambiente de mentoria técnica e feedback contínuo

Nossa Stack Tecnológica

Front-End:

• React com TypeScript
• Shadcn/ui para componentes
• Vite como bundler
• TanStack Router e TanStack Query
• Framer Motion para animações e transições

O que Procuramos

• Conhecimento sólido em JavaScript/TypeScript e React
• Noções de HTML5, CSS3 e responsividade
• Interesse em integração com APIs REST
• Paixão por aprender e crescer rápido
• Boa comunicação e espírito de colaboração

Qualificações Preferenciais

• Experiência com bibliotecas do ecossistema React moderno
• Conhecimento em SEO e acessibilidade web
• Experiência em otimização de performance (Lighthouse)
• Familiaridade com metodologias ágeis

O que Oferecemos

• Salário competitivo
• Trabalho 100% remoto
• Orçamento para cursos e certificações
• Mentoria técnica com engenheiros seniores
• Ambiente inovador e de aprendizado acelerado

The multinacional company is looking for a passionate React Developer to create high-performance, scalable, and visually engaging web and mobile applications. You will work closely with product managers, designers, and backend engineers, delivering seamless experiences across both web and mobile platforms.

This role offers the opportunity to develop cutting-edge applications using and React Native, contributing to high-quality products while collaborating in a dynamic, global team.

Key Responsibilities

Design and develop web applications using and mobile applications using React Native. Optimize and maintain codebases for performance and reliability. Integrate RESTful APIs, gRPC, GraphQL, Firebase, and various third-party libraries. Build reliable solutions for offline capabilities and local data persistence. Enforce best practices in coding standards, testing, and performance optimization. Collaborate closely with UI/UX teams to translate design mockups into polished, responsive, and user-friendly interfaces. Stay current with the latest trends and developments in the React ecosystem and mobile development.

Required Technical Skills

Fluency in English is mandatory, both written and spoken, for effective collaboration across global teams. Experience in web and mobile app development. Experience with and React Native. Strong understanding of React architecture, including state management (Redux, Context API), components, and hooks. Deep knowledge of web and mobile app performance optimization, memory management, and debugging techniques. Familiarity with native Android development (Kotlin/Java) or native iOS development (Swift/Objective-C) is a plus. Experience with Firebase for analytics tracking, crash reporting, and app distribution. Comprehensive understanding of App Store and Play Store deployment processes. Experience with CI/CD pipelines for web and mobile applications. Good knowledge of version control systems, branching strategies, and collaborative development workflows. Solid understanding of security practices, including data encryption and secure storage.

Qualifications

Bachelor's degree in computer science, engineering, or equivalent experience. Strong analytical, problem-solving, and debugging skills. Excellent communication skills and an ability to thrive in a collaborative environment. Self-motivated and capable of working independently with minimal supervision, as well as within a team setting.

100% Remote

BA Global Talent is seeking a highly motivated and detail-oriented React Developer with strong Vite experience to join our client's project. Our client builds mobile, web, API, and AI serverless solutions for small businesses and startups, and they are looking for a skilled developer to support their projects.

This role is ideal for someone who thrives in collaborative environments, has a passion for clean and scalable code, and is excited to contribute to building and improving user interfaces while leveraging modern tools.

You would be joining a fantastic group of people who not only demonstrate their belief in BA and its mission but also deliver fantastic results. If you are a self-starter and can thrive in a fast-paced environment, then this is the role for you Apply now for an opportunity to start or further your career with a young, fast-growing company that values its front line.

Responsibilities:

• Contribute front-end React (TypeScript, HTML, SCSS) code.
• Review code for other developers and provide constructive feedback.
• Estimate tasks and project timelines.
• Suggest improvements to existing UI.
• Debug code and deployment issues.
• Potentially collaborate with designers to build out new designs.
• Utilize AI tools for development.
• Communicate effectively in English, both written and verbal.
• Work collaboratively within a team environment.

Qualifications:

• 4+ years of experience in React development
• Prior experience with Vite, TanStack, HTML, CSS, and JavaScript.
• .NET experience is a plus.
• Strong experience with TypeScript, SCSS/CSS, and modern React patterns.
• Candidates must be in Latin America
• Portfolio and coding test will be valued more than formal education or certifications.

Time Zone: This role requires availability to work within U.S. time zones (Eastern, Central, Mountain, or Pacific)

Project-based: duration: 6–9 months.

Schedule: 20–30 hours per week, with potential to increase to 40 hours per week

Remote from Latin America

Only resumes submitted in English will be considered.

All qualified applicants will receive consideration for job opportunities without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.

BA Global Talent connects professionals across the Americas with meaningful opportunities at U.S. companies. We specialize in remote recruitment, HR operations, and workforce solutions, with a strong focus on transparency, support, and long-term success. At BA, you're never just a placement; you're part of a team that values growth, autonomy, and impact.

Job Type: Contract

Contract length: 6 months

Pay: R$10, R$26,000.00 per month