Mobile Engineer

Novellia

13d

About The Position

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.

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

Nice To Haves

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

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