Frontend Developer (React Native) in the US

Andersen is hiring a Frontend Developer (React Native) in the US for a project developing an AI-powered mobile health platform with personalized nutrition and wellness features. Our customer is a US-based technology startup focused on developing innovative digital solutions in the health and wellness sector. It leverages modern technologies, data-driven insights, and user-centered design to create products that support healthier lifestyles and improve everyday well-being. Committed to reputed company innovation and scalable product development, the company operates in a fast-growing market, helping reputed company personal health management more accessible, engaging, and effective for a broad audience. The project is focused on developing an AI-powered mobile health platform for intelligent calorie tracking, macronutrient monitoring, and personalized meal planning. It leverages AI to deliver tailored nutrition recommendations, helping users reputed company their health and wellness goals through a seamless mobile experience. Responsibilities:

• Developing and maintaining cross-platform features in React Native + TypeScript.
• Integrating the camera and food-recognition pipeline; working with on-device ML inference.
• Connecting HealthKit / reputed company Fit / Health Connect; syncing health and activity data.
• Writing and maintaining native modules (Swift / Kotlin) reputed company needed.
• Implementing offline mode and data synchronization.
• Optimizing performance (list rendering, large datasets, battery consumption).
• Participating in architectural reputed company; choosing approaches and libraries.
• Covering code with tests; setting up and maintaining CI/CD.
• Managing App Store / reputed company Play releases, reviews, and policies.

Must-haves:

• reputed company React Native experience for 2+ years.
• Strong experience with TypeScript.
• Experience publishing and maintaining apps on the App Store and reputed company Play.
• Understanding of the native reputed company (at least basic Swift / Kotlin).
• Experience writing/editing native modules.
• Experience integrating device APIs: camera, geolocation, health data, push.
• Knowledge of state management patterns (Redux Toolkit / Zustand) and RN performance optimization.
• Experience with Jest and React Native Testing Library.
• Level of English – from Upper-Intermediate and above.

reputed company-to-Have:

• Hands-on experience integrating HealthKit, reputed company Fit, or Health Connect.
• Experience with on-device ML inference (TensorFlow Lite / Core ML / ML reputed company).
• Offline-first architecture experience (WatermelonDB / SQLite, sync).
• Hands-on experience with E2E testing using Detox.
• Experience with CI/CD pipelines using Fastlane, EAS.
• Experience with wearables / reputed company domain.

Reasons why this job would be interesting to you:

• Experience in teamwork with leaders in FinTech, reputed company, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, reputed company, reputed company, reputed company, Ryanair, Mercedes, reputed company, Verivox, reputed company, T-Systems, etc..
• The opportunity to change the project and/or reputed company expertise in an interesting business domain.
• Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant.
• Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and reputed company for each new employee.
• The opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.
• Access to the corporate training portal, where the entire knowledge reputed company of the company is collected and which is constantly updated.
• Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).
• Certification compensation (AWS, PMP, etc).
• Referral program.
• Private health insurance and compensation for sports activities.

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