React Native/Kotlin Mobile Developer Senior

Jobgether; Brasil; Remote; BRL 180,000 - 240,000; Full time

Benefits offered by this job

Meal and/or food allowance

Medical and dental insurance

Home office allowance for remote work

Welcome kit during onboarding

Life insurance

Wellness and fitness benefits

Job summary

Jobgether is seeking a Senior Mobile Developer to build and evolve high-quality mobile applications, leveraging React Native and native iOS/Android skills. You will integrate wallets and connect with backend financial platforms, collaborating with backend engineers in an agile setup.

This remote, full-time role welcomes applicants in Brazil and emphasizes secure, scalable mobile solutions. You will work across React Native, Swift, and Kotlin, applying solid architecture, automated testing, and

Qualifications

• Senior mobile developer with substantial experience in React Native.
• Proven native iOS/Android development experience.
• Experience integrating REST APIs, GraphQL, and Firebase.
• Strong knowledge of mobile architecture, componentization, and testing.
• Excellent communication and collaboration in agile teams.

Responsibilities

• Develop and evolve mobile apps across React Native and native platforms.
• Integrate digital wallets and backend services for payments.
• Review code, write tests, and maintain high quality.
• Collaborate with cross-functional squads to shape features.
• Ensure security, performance, and scalability of mobile apps.

Skills

React Native

JavaScript

TypeScript

Kotlin

Swift

REST APIs

GraphQL

Firebase

Git

Agile/Scrum

Tools

Android Studio

Xcode

CI/CD

Jest

Job description

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a React Native/Kotlin Mobile Developer Senior based in Brazil.

We are seeking a senior mobile developer to build and evolve high-quality mobile applications in a collaborative, technology-driven environment. In this role, you will contribute to integrating digital wallets and connecting mobile experiences with backend financial platforms. You will work across React Native and native iOS and Android technologies, applying strong architectural principles and modern development practices. Your expertise will help ensure secure, scalable, and high-performing applications. Working closely with backend engineers and cross-functional agile squads, you will influence technical decisions, strengthen code quality, and deliver reliable product experiences. This remote, full-time opportunity is open to professionals with disabilities and offers access to continuous learning and professional development.

Accountabilities

• Integrate mobile applications with digital wallets and contribute to seamless, reliable payment-related experiences.
• Collaborate with backend engineering teams to integrate applications with the Pismo platform and associated services.
• Design and implement maintainable mobile solutions using sound architecture, modular components, and established design patterns.
• Conduct code reviews, implement automated tests, and uphold high standards of software quality and reliability.
• Work with agile squads and multidisciplinary teams to shape, develop, and continuously improve digital products.
• Integrate REST APIs, GraphQL services, native SDKs, and Firebase-powered mobile capabilities.
• Apply secure development practices and data protection principles while optimizing application performance, scalability, and stability.
• Follow version control best practices and contribute to continuous improvements in the mobile development lifecycle.

Requirements

• Solid professional experience developing mobile applications with React Native.
• Strong proficiency in JavaScript and TypeScript for mobile application development.
• Hands-on experience with native iOS development using Swift and Android development using Kotlin.
• Experience integrating REST APIs, GraphQL, backend services, native SDKs, and Firebase.
• Strong understanding of mobile architecture, componentization, design patterns, and maintainable code practices.
• Experience with automated testing, code reviews, software quality assurance, and debugging.
• Proficiency with Git and established source control and collaboration workflows.
• Knowledge of secure mobile development, data protection, application performance, and scalability.
• Experience working in agile environments and collaborating with multidisciplinary teams.
• Strong communication, analytical thinking, problem-solving skills, and a collaborative approach to delivering reliable software.
• Nice to have: Familiarity with agile methodologies, particularly Scrum, as well as test automation and automation across the software development lifecycle.

Benefits

• Meal and/or food allowance.
• Medical and dental insurance.
• Health coverage for pets.
• Home office allowance for remote work.
• Welcome kit during onboarding.
• Life insurance.
• Access to psychological and nutritional support through Zenklub.
• TotalPass wellness and fitness benefits.
• Certification and continuous learning programs with partners including Adobe, Anthropic, AWS, Google, Microsoft, and Salesforce.
• Professional development partnerships and discounts.
• Access to UOL content.
• Maternity welcome kit.
• Extended maternity and paternity leave.
• Employee referral program.
• Remote work flexibility and opportunities to grow technical expertise in mobile development and modern technologies.
• An inclusive work environment, with the opportunity available to people with disabilities.