Senior Mobile Developer (React Native)
About the role
As a Senior Mobile Developer (React Native), you will make an impact by designing, developing, and maintaining high-quality mobile and web applications that deliver exceptional user experiences. You will be a valued member of the engineering team and work collaboratively with Product Managers, UX Designers, Backend Developers, and other cross-functional stakeholders to deliver scalable digital solutions.
In this role, you will:
- Develop and maintain mobile applications using React Native and web applications using React.js.
- Design and implement reusable, scalable, and maintainable frontend architectures and components.
- Integrate APIs and networking services while ensuring reliability, security, and optimal performance.
- Collaborate with cross-functional teams to translate business requirements into technical solutions.
- Participate in code reviews, testing, Agile ceremonies, and continuous improvement initiatives to promote engineering excellence.
Work model
This is a hybrid position requiring 2 days per week in a client office in São Paulo, Brazil. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.
What you need to have to be considered
- Advanced English proficiency, with the ability to communicate effectively in global teams.
- 5+ years of hands-on experience developing applications with React.js.
- Proven experience building and maintaining mobile applications using React Native.
- Strong understanding of API integration, networking libraries, authentication mechanisms, and error handling.
- Experience with Git-based development workflows, CI/CD pipelines, and collaborative engineering practices.
- Knowledge of modern software engineering principles, secure coding practices, and frontend architecture patterns.
- Experience working within Agile environments and distributed or hybrid teams.
These will help you stand out
- Experience with Swift and native iOS development.
- Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
- React Developer certification or similar frontend development certifications.
- Cloud platform certifications or mobile development certifications.
- Experience with application performance tuning and scalable frontend/mobile architectures.
- Strong understanding of automated testing frameworks and quality engineering practices.
We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
Acerca de Cognizant
Cognizant (Nasdaq: CTSH) es un creador de soluciones de IA y proveedor de servicios tecnológicos que conecta la inversión en IA con el valor empresarial mediante el desarrollo de soluciones de IA full‑stack para sus clientes. Su profundo conocimiento de la industria, junto con su experiencia en procesos e ingeniería, permite incorporar el contexto único de cada organización en sistemas tecnológicos que amplifican el potencial humano, generan resultados tangibles y mantienen a las empresas a la vanguardia en un entorno en constante cambio. Más información en cognizant.ai o @cognizant.
Información adicional de empleo
La información de compensación es precisa a la fecha de esta publicación. Cognizant se reserva el derecho de modificar esta información en cualquier momento, sujeto a la legislación aplicable.
Es posible que se requiera que los solicitantes asistan a entrevistas en persona o por videoconferencia. Además, es posible que se requiera que los candidatos presenten su identificación actual emitida por el estado o gobierno durante cada entrevista.
Cognizant es un empleador que ofrece igualdad de oportunidades. Tu solicitud y candidatura no serán consideradas en base a raza, color, sexo, religión, credo, orientación sexual, identidad de género, origen nacional, discapacidad, información genética, embarazo, condición de veterano o cualquier otra característica protegida por las leyes federales, estatales o locales.
Si tienes una discapacidad que requiere adaptaciones razonables para buscar una vacante de trabajo o enviar una solicitud, puedes enviar un correo electrónico a [email protected] con tu solicitud e información de contacto.










