React Native Developer

About Us

Jumbo is the fastest growing shopping app in the world. Get rewarded every time you shop on our app, play free games, and win exciting prizes.

Job Details

Location:

Experience:

Work Schedule:

Responsibilities

• Collaborate with product, design, and business teams to understand ideas and needs, delivering them through rapid experiments.
• Translate complex designs into polished, high-performance

  React Native code

  .
• Ensure exceptional app performance, quality, and responsiveness.
• Leverage native APIs for deep integrations on both platforms.
• Maintain high standards for code quality, best practices, and security throughout development.
• Participate in code reviews, architectural discussions, and technical documentation.
• Work with backend engineers to ensure end-to-end system functionality.
• Optimize app performance and address complex React Native issues.

Requirements

• Minimum of 2 years of experience in

  React Native.

• Proven track record in developing and delivering large-scale gaming/consumer centric Android and iOS applications.
• Expertise in tackling complex React Native issues and contributing to libraries.
• Strong focus on optimizations and delivering the best app experience.
• Proficient in JavaScript, including

  ES6+ syntax and TypeScript

  .
• Experience writing unit tests with libraries like Jest, Enzyme, Jasmine, Mocha, etc.
• Proficiency in at least one native language:

  Android (Kotlin/Java/Compose) or iOS (Swift/Objective-C/SwiftUI).

• Strong knowledge of state management tools like

  Redux, React Query, Zustand.

• Experience with MMKV and async storage.
• Ability to create complex animations using Skia and Reanimated.
• Extensive knowledge of app performance profiling tools.

At Jumbo, we are proud to offer equal opportunities to all. We embrace diversity and inclusion in every aspect of our work.

We are committed to creating an inclusive workplace that respects every individual, regardless of race, gender, sexual orientation, gender identity, religion, age, disability, or background.—everyone is welcome here.