Staff Software Engineer, Frontend – React-Native

Description

• Partner with product, design, and engineering leadership to shape and deliver innovative cardholder experiences across web and mobile platforms, aligning technical strategy with business goals.

• Lead the design and development of React Native SDKs and applications, establishing architectural patterns that enable scalability, modularity, and cross-platform consistency.

• Architect reusable and extensible React Native components that adhere to modern UI/UX patterns, accessibility standards, and internal design systems.

• Drive mobile performance optimization strategies, including lazy loading, rendering optimizations, and bundle size reduction, to ensure fast, responsive experiences.

• Contribute hands-on to complex front-end systems using React Native, TypeScript, JS, and web technologies, while fostering engineering excellence through mentorship and code quality initiatives.

• Define technical roadmaps and author detailed design documents that align with long-term platform strategy, balancing velocity with maintainability.

• Lead engineering discussions, guide decision-making across teams, and champion best practices for mobile and web development to improve developer velocity and user experience.

Requirements

• Over 8 years of experience in web and mobile application development, with deep expertise in architecting and delivering React Native solutions at scale.

• Demonstrated mastery of React Native, including advanced usage of React Navigation, Expo, and custom native modules in Swift, Kotlin, Objective-C, and Java.

• Proven ability to bridge React Native with complex native iOS and Android features, driving seamless integration across platforms.

• Strong architectural understanding of React.js and modern state management solutions (Redux, Context API, Zustand, etc.), with experience scaling apps with predictable state flows.

• Led the development and enforcement of design systems and modular component architectures to ensure consistency, reusability, and maintainability across large codebases.

• Deep knowledge of mobile performance optimization, including instrumentation, memory profiling, and rendering improvements.

• Extensive experience integrating RESTful and GraphQL APIs with scalable error handling, caching, and offline support patterns.

• Expertise in implementing secure mobile authentication flows using OAuth, biometrics, and encrypted storage for session handling.

• Designed and maintained CI/CD pipelines using tools like Fastlane, Bitrise, and App Center to support robust, automated mobile delivery workflows.

• Strong Git expertise and deep familiarity with scalable development workflows, including trunk-based development, code reviews, and release strategies.

• Track record of mentoring engineers, driving cross-team mobile strategy, and raising engineering quality through technical leadership

. • Exceptional debugging and cross-platform troubleshooting skills with a focus on improving app reliability and user experience.

• Strong communicator and collaborator, known for partnering effectively with design, product, and backend engineering to align on vision, tradeoffs, and execution.

Benefits

• Multiple health insurance options

• Flexible time off – take what you need

• Retirement savings program with company contribution and after tax contributions

• Equity in a publicly-traded company and an Employee Stock Purchase Program

• Family-forming benefits, fertility support, and up to 20 weeks of Parental Leave

• Free therapy sessions, financial and professional coaching, and legal advice

• Monthly stipend to support our remote work model

• Annual “development dollars” to support our people growth and development

• Through Flex First, the freedom to live and work wherever you and your family thrive

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