Mobile Engineer

Novellia is the first and only company that lets anyone in the US gain access to nearly a decade of their health data in under 30 seconds, 100% free. All your health records, across doctors, all in one place, always up to date. We work with the world's top researchers to safely turn health insights into life-changing action for millions of people across the world. Novellia is the only patient-powered real world data platform delivering comprehensive, patient-authorized longitudinal health insights to accelerate biopharma innovation. Unlike traditional RWD providers who provide fragmented institutional data, we empower patients to access 15+ years of their health records for free, then transform these complete health journeys into fit-for-purpose datasets for evidence generation, regulatory submissions, and market access. We're growing 5x YoY with top pharma partners, our data have been published with leading scientific organizations such as ASCO and SABCS/AACR, and are backed by tier-1 investors including Spark Capital, Khosla Ventures, Bling Capital, and more. We are seeking a talented and experienced Mobile Engineer to join our dynamic team. The ideal candidate has deep expertise in React Native and a passion for building polished, performant mobile experiences. As a crucial member of our engineering team, you will play a key role in shaping the app that serves as the primary touchpoint for millions of patients accessing and understanding their health data. Responsibilities

• Own and evolve our React Native application across both iOS and Android platforms
• Build intuitive, performant, and accessible UI components and patient-facing features that make complex health data easy to understand and act on
• Collaborate closely with backend, design, and web frontend teams to deliver seamless, data-rich user experiences
• Take ownership of end-to-end feature development, from conception through deployment and ongoing maintenance
• Integrate Graphql APIs and real-time data streams to keep patient health records current and responsive
• Implement best practices for mobile performance, offline support, and secure handling of sensitive health data
• Instrument the app with observability tooling — crash reporting, analytics, and performance monitoring — to surface insights and enable rapid iteration
• Work closely with product owners and designers to translate requirements into pixel-perfect, accessible interfaces
• Stay current with the React Native ecosystem, mobile platform changes, and trends in healthcare UX

Requirements

• Bachelor's degree in Computer Science, Engineering, Math, or equivalent
• 4+ years of mobile development experience, with at least 3 years in React Native
• Deep familiarity with the React Native ecosystem, including navigation, state management (e.g., Redux, Zustand), and native module bridging
• Solid understanding of iOS and Android platform differences and how to navigate them in a cross-platform codebase
• Experience integrating and consuming RESTful APIs and handling complex data models on the client
• Strong grasp of mobile performance optimization, memory management, and debugging tools
• Experience with mobile CI/CD pipelines and app store release processes (App Store & Google Play)
• A history of delivery on high-impact organizational projects
• Minimum of 2 years in a startup environment
• Strong debugging, problem-solving, and communication skills
• Passion for product development and a willingness to take initiative and ownership of projects
• Commitment to following best practices and standards for software development
• Wants to be part of building an engineering team from the ground up

Preferred Skills

• Experience with TypeScript in a React Native context
• Familiarity with secure storage, biometric authentication, and mobile security best practices for sensitive data
• Experience with health or wellness consumer apps
• Familiarity with FHIR and healthcare interoperability standards
• Comfort working with native iOS (Swift) or Android (Kotlin) code when bridging is required
• Experience with accessibility standards (WCAG) and building inclusive mobile experiences

Benefits And Perks

• Equity in Novellia
• Medical, dental, and vision coverage
• 401k
• Flexible time off
• Wellness stipend
• Up to 12 weeks of parental leave

Don't meet every single requirement? Studies have shown that women and people of color are less likely to apply to jobs unless they meet every single qualification. At Novellia, we are dedicated to building a diverse, inclusive, and authentic workplace, so if you're excited about this role but your past experience doesn't align perfectly with every qualification in the job description, we encourage you to apply anyways. You may be just the right candidate for this or other roles. U.S. Applicants Only Compensation Range: $150K - $200K