Senior Mobile App Engineer (React Native)

About the role

Beacon Biosignals is building an at‑home EEG platform to transform precision medicine for brain disorders. As a Senior Mobile App Engineer you will create and evolve the cross‑platform React Native applications that patients and clinicians use with our wearable devices.

Key responsibilities

• Lead development of React Native mobile applications for iOS and Android, ensuring high performance and reliability.
• Design and implement UX workflows for clinical trial participants and at‑home diagnostic patients.
• Integrate BLE device SDKs and collaborate with native iOS/Android teams to bring sensor data into the app.
• Own app observability, crash telemetry, and release pipelines using Expo and GitHub.
• Shape the mobile roadmap and technical direction in partnership with Devices, Platform, and design teams.

Required profile

• 8+ years of mobile development experience with production React Native apps on both iOS and Android.
• Strong product mindset focused on UX, edge cases, and performance.
• Excellent communication skills and comfort working in an asynchronous, remote environment.

Required skills

• React Native
• TypeScript
• Expo
• GitHub
• BLE integration
• iOS and Android development
• Swift or Kotlin (native code experience)

What we offer

• Salary range $150,000 – $190,000 USD
• Equity participation
• Paid time off and other benefits
• Fully remote work for candidates in the US Eastern time zone