Frontend Engineer (React / React Native / Android)

Ampa is a pioneering neurotechnology startup developing brain stimulation technology to help eradicate depression. We will improve millions of lives by making this transformative treatment universally accessible. Joining us means you’ll be part of a rapidly growing startup with significant equity opportunities and a major impact on our future.

We’re seeking an exceptional Frontend Engineer to help lead the design and development of our clinical and operator-facing web and mobile applications. You’ll build beautiful, responsive interfaces using React and React Native, and ensure they integrate seamlessly with our backend systems and custom hardware. You’ll also work closely with Android and device-level functionality, especially around video processing, USB hardware integration, and real-time feedback.

This role is ideal for an engineer who’s obsessed with UX, has an eye for detail, and can move fluidly between mobile and web platforms. You care deeply about code quality and performance, but you also care about delivering tools that make a difference in the real world.

• Frontend: React, React Native, TypeScript, Redux, React Navigation
• Mobile Platform: Android (Java / Kotlin bridge knowledge a plus)
• Backend (interfacing with frontend): Python
• Database: PostgreSQL
• Cloud: AWS (ECS, S3, CloudFront) 

• →React Development: Own our web portal and tablet interface, building intuitive and responsive components
• →React Native Apps: Develop and maintain our clinical Android application with hardware integration capabilities
• →Mobile UX: Optimize touch interactions, loading times, and offline usability
• →Device Integration: Collaborate with backend and hardware teams to interface with custom medical hardware (e.g., camera feeds, USB devices)
• →UI/UX Feedback Loop: Incorporate clinician and patient feedback to refine interfaces quickly
• →Engineering Leadership: Help establish frontend coding standards, mentor junior engineers, and review code for quality and maintainability 

• Mission Obsessed: Passionate about eradicating depression.
• Driven: Highly motivated and resilient.
• Effective: Learns fast, adapts quickly, and consistently delivers results.
• Frontend Mastery: 5+ years of experience building production-grade interfaces using React and/or React Native
• Mobile Expertise: Hands-on experience shipping Android apps, with USB hardware and camera integration
• ML/AI: Experience with computer vision, OpenCV, ML Kit, and TensorFlow, optimized for Android runtime 

• Work Mode: In-person
• Locations: Bay Area
• Compensation: $130K - $220K · 0.4% - 1% Equity
• Employment: Permanent
• Visa Sponsorship: Will sponsor TN visa or equivalent. No H1B.