Staff Software Engineer (iOS/Swift & React Native) - Remote

Overview

Linus Health is a Boston-based digital health company transforming brain health worldwide. We combine cutting-edge neuroscience, clinical expertise, and AI to advance early detection and intervention for cognitive and brain disorders—empowering people to live longer, healthier lives. With 100+ team members and growing, we’re entering a phase of accelerated growth and looking for top talent to help shape our future.

In Short

• Own the mobile architecture across iOS (Swift/SwiftUI/UIKit) and React Native.
• Create and maintain reusable mobile component libraries.
• Ship AI-enabled features that surface insights visually.
• Raise engineering standards in testing, CI/CD, and release automation.
• Mentor and unblock engineers; drive clear design docs and code reviews.
• Lead cross-team initiatives for performance and reliability.
• Champion AI-assisted workflows to boost delivery speed and quality.
• Collaborate with Data Science/Medical to integrate model outputs into the UI.

Requirements

• 10+ years of software engineering experience with significant time in mobile.
• 5+ years building and shipping iOS apps in Swift.
• 3+ years with React Native at scale.
• Expert in Swift/SwiftUI and Apple platform fundamentals.
• Strong React Native fundamentals and performance profiling.
• Proven track record designing reusable component systems.
• Hands-on experience using AI to accelerate coding.
• Depth in mobile data flows and app state management.
• Quality mindset with testing and monitoring experience.
• Clear technical communication skills.

Benefits

• Equal opportunity employer.
• Diversity and inclusion are prioritized.
• Commitment to reasonable accommodations for candidates with disabilities.