Jessica Florey
Senior React Native Developer, Mobile Engineer @Cigna Healthcare
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WORK HISTORY
Senior React Native Developer, Mobile Engineer @Cigna Healthcare
Senior React Native engineer at Cigna Healthcare, building and scaling consumer-grade mobile experiences used by millions of users across iOS and Android, enhancing user engagement by 25%.• Owned features end-to-end for a cross-platform health app, shipping fast with React Native and taking responsibility from product requirements through production, iteration, and performance optimization.• Shipped multiple React Native applications to production, driving a 25% increase in user engagement through UX-focused engineering.• Deep experience with mobile performance tuning, state management, and testing strategies in React Native at scale.• Comfortable dropping into native code (Swift, Kotlin) to solve performance bottlenecks and unlock platform-specific capabilities.• Worked hand-in-hand with design and product teams to deliver polished, accessible, animation-rich user experiences.• Applied an AI-first mindset, integrating GPT-4 to prototype intelligent, user-facing features and improve engagement and support workflows.• Built and scaled mobile backends on GCP using Firebase and serverless functions, reducing latency by 30%.• Collaborated with UI/UX and backend teams to deliver consistent, accessible experiences across Android and iOS platforms.• Helped shape technical culture through architecture design, code reviews, mentorship, and high standards for quality and ownership.• Published multiple Android applications via Google Play with proven performance, reliability, and stability.• Designed and deployed Firebase Cloud Functions to manage real-time updates and serverless workflows, cutting backend latency by 30%.• Implemented ML-driven usage analytics and engagement predictors, increasing app retention by 12%.• Conducted regular code reviews, drove Agile sprints, and mentored junior devs on performance tuning and mobile best practices.
EDUCATION
San José State University
Bachelor’s Degree, Management Information Systems (MIS)
SKILLS
ABOUT JESSICA FLOREY
Over 8 years of experience in software engineering with a mobile and full-stack emphasis, and a love for keeping up with the ever-changing development landscape. React Native and Xamarin, JavaScript and React, Express and Django, MongoDB.• Proficient in the full life cycle (SDLC) of the software development process including project requirement analysis, architecture design, development, unit testing, and deployment of web-based applications on Enterprise API Gateways like Apigee, API Connect, Data-power using Agile methodologies, with a strong focus on RESTful APIs, GraphQL, serverless infrastructure, performance, scalability, stability, user authentication(passkey), and user policies.
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