Front End Software Engineer

We are seeking a skilled Front End Software Engineer specializing in React with React Native experience, to be a foundational part of a core engineering team. This role requires a unique intersection of high-end mobile UI development and specialized healthcare data knowledge. You will leverage the Medplum platform and FHIR standards to build a data-driven mobile experience that is secure, compliant, and user-friendly.

Responsibilities:

Mobile Development & UI/UX

- Develop and maintain cross-platform mobile applications using React, React Native and TypeScript. - Implement complex, high-fidelity UI designs. - Manage mobile-specific challenges, including push notifications, deep linking, and offline data persistence. - Optimize app performance, ensuring smooth animations (60fps) and fast load times across a variety of mobile hardware.

Healthcare Infrastructure Integration

- Integrate the Medplum React Native SDK to manage authentication and clinical data synchronization. - Interface with FHIR resources (e.g., Patient, Appointment, DocumentReference) to display and capture health information. - Implement secure biometric authentication (FaceID/TouchID) and ensure all local storage is encrypted and HIPAA compliant. - Work closely with the backend and web teams to ensure feature parity and a consistent experience across platforms.

Maintenance & DevOps

- Manage the mobile deployment pipeline, including App Store Connect and Google Play Console (Internal testing and production releases). - Write clean, documented, and testable code; implementing unit and E2E tests for critical patient workflows. - Participate in agile ceremonies and contribute to architectural decisions regarding mobile state management and data caching.

Required Skills & Experience

- 4+ years of professional experience in mobile development. - Expertise in React (Architecture, bridge/JSI, and performance tuning). - Strong mastery of TypeScript and modern JavaScript (ES6+). - Experience with AI SLDC is a must. - Independent and driven. - Experience with mobile state management libraries (e.g., Redux Toolkit, Zustand, or React Query). - Proven track record of shipping and maintaining apps in the Apple App Store and Google Play Store. - Knowledge of mobile-first styling and responsive layouts for different screen sizes/orientations.

Preferred Skills & Knowledge

- FHIR & Medplum: Direct experience with FHIR R4 resources and the Medplum ecosystem is highly preferred. - Native Development: Experience with Swift/Objective-C or Kotlin/Java for writing native modules when necessary. - Security: Deep understanding of OAuth2/OIDC and mobile security best practices in a healthcare context. - Design: Experience working with Figma and a strong eye for mobile-first UX.

Location: Guadalajara, Jalisco, Mexico (Hybrid)

Benefits and Perks

Perks you enjoy at KMS Mexico

- Mexican law benefits - 15 days of PTO (in year zero, from the first year onwards it is 3 days per year). - 5 days' leave for the death of immediate family members, negotiable. - Major Medical Expenses Insurance with coverage for immediate dependents (spouse and children). - Annual performance bonus (≈10% of annualized salary). - Annual salary adjustment. - Employee Referral Bonus. - Paid Certifications / Courses - Coursera License. - 5% Savings Fund. - 5% Grocery Vouchers.