Senior React Native Software Engineer
Posted 2025-04-06About Root
Root is a communication and productivity software platform that is uniquely designed to meet the needs of the worldÂs online communities. The Root platform is extensible, allowing third-party developers to create custom experiences with front- and back-end integrations. Our goal is to empower all the worldÂs communities with technology.
Root is creating an open and collaborative environment built on a culture of exceptional design and engineering. We deliver user experiences that are intuitive, attractive, and accessible to everyone. WeÂre an early stage, funded startup working towards our v1 product.
About the role
WeÂre building our client engineering team and looking for an exceptional React Native developer. Our client apps are the most visible part of our product, and the client team will build the apps from the ground up.
This role will focus on implementing our mobile clients using React Native, Kotlin, and Swift in partnership with the design and infrastructure teams. The candidate will design and build the navigation system and custom components while ensuring the performance to process thousands of messages per second and handle real-time voice/video.
Responsibilities
You'll design and build our mobile clients that are critical to meeting customer needs at launch.
 Design, develop, and maintain our Android and iOS client applications using React Native.
 Write clean, efficient, and maintainable code following best practices and industry standards.
 Write comprehensive unit and integration tests within our CI/CD pipeline.
 Deliver feedback to the infrastructure team on the client APIs.
What does success look like?
 Mobile clients are complete and ready on time for product launch.
 Users love the mobile experience; the app is responsive, intuitive, and performs well.
 Your apps use best-practice architecture; other developers model their work on yours.
 Your code is clean and well-documented; it serves as a learning tool for other developers.
 Your feedback is concise and actionable; the platform team improves the experience for everyone.
Qualifications
Five+ years of demonstrated experience as the architect and developer of a 1,000,000+ download, consumer-facing React Native mobile app.
UI/UX skills
 Build a responsive UI
 Implement multi-page UI with best practice navigation
 Manage mobile app lifecycles
 Design for accessibility
 Localize apps for multiple regions
Client infrastructure skills
 Implement web communication using WebSocket and RESTful APIs
 Cache client data on-device
 Apply coding design pattern best practices
 Package apps for publication
General skills
 Analytical skills to define a problem, identify solutions, and recommend a course of action
 Communication skills to educate others on how your projects are designed, implemented, and maintained
 Project management skills to keep stakeholders informed and deliver to a timeline
Beneficial skills
 Experience with audio and/or video streaming
 Knowledge of Kotlin and/or Swift
 Familiarity with React
 Experience with cloud technologies such as AWS, Azure, or GCP
Location
 Los Angeles or remote
 USA applicants only
Root is proud to foster a culture that celebrates diversity and inclusivity. We believe that every member of the team enhances that culture by exposing us to a broader view and understanding of the world. We are committed to treating everyone with equality and respect, regardless of their age, sex, gender identity, gender expression, sexual orientation, physical ability, race, ethnicity, religion, neurodiversity, or socioeconomic status.
To apply for this position, please send your resume and statement of interest to [email protected].
Apply Job!