Senior Front-End Developer, React Native

AVANTTi

. Develop, maintain, and enhance mobile applications using React Native .

Posted 9/22/2026full-timeRemote • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Proficient in developing and maintaining mobile applications using React Native and TypeScript, with a strong focus on application quality, performance, and scalability. Experienced in Agile methodologies and practices, collaborating with cross-functional teams to enhance user experience and implement best practices.

Highest-signal resume keywords

React Native DevelopmentTypeScript ProficiencyAgile MethodologiesREST and GraphQL API IntegrationState Management (Redux, Context API)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Mobile Application DevelopmentContinuous Integration/Continuous Deployment (CI/CD)Version Control (Git)Scalable Mobile ArchitectureAutomated TestingFirebase (Analytics, Crashlytics, Push Notifications)Design Systems (Storybook)Native Development (Swift, Kotlin, Java)Troubleshooting and SupportCode Reviews

Soft Skills

CollaborationProblem-SolvingCommunication

Tools & Technologies

React NativeTypeScriptReduxContext APIREST APIsGraphQLGitExpo

Industry Keywords

Agile CeremoniesApplication QualityPerformanceScalabilityUser Experience

Tech Stack

Tools & technologies

AndroidFirebaseGraphQLiOSJavaKotlinReactReact NativeReduxSwiftTypeScript

About the role

Key responsibilities & impact

Develop, maintain, and enhance mobile applications using React Native
Participate in Agile ceremonies, such as Planning, Daily Stand-ups, Reviews, and Retrospectives
Collaborate closely with Product, UX, and Back-End teams
Ensure application quality, performance, and scalability
Troubleshoot and support applications in production
Participate in decisions related to architecture and technological evolution
Contribute to development best practices and code reviews
Implement continuous improvements focused on quality and user experience

Requirements

What you’ll need

Strong experience with React Native and TypeScript
Proven experience developing mobile applications in production
Knowledge of state management, such as Redux, Context API, or similar technologies
Experience consuming and integrating REST and/or GraphQL APIs
Knowledge of Git and version control
Familiarity with CI/CD and publishing Android and iOS applications
Good understanding of scalable mobile architecture
Experience with Agile methodologies and practices
Experience with Expo is a plus
Knowledge of native development with Swift, Kotlin, and/or Java is a plus
Experience with Firebase, including Analytics, Crashlytics, and Push Notifications, is a plus
Experience with Design Systems, such as Storybook, is a plus
Knowledge of automated, unit, and/or instrumented testing is a plus
Experience integrating services such as CRM systems, payment platforms, and external platforms is a plus
Experience with high-scale applications and large user volumes is a plus

Benefits

Comp & perks

CLT employment contract
Initial term of 12 months or more, with the possibility of extension
100% remote work