Mobile Software Engineer (x/f/m)

Mobile Software Engineer (x/f/m) at alan.

About the role

This position invites a mobile engineer to take ownership of the foundational layers of a health platform used by millions. You will architect and deliver the mobile experience that members depend on every day for managing their well-being and accessing care. The work sits at the intersection of product innovation and technical excellence, directly advancing a mission to make healthcare proactive and universally accessible. Collaboration with cross-functional squads will be constant, requiring you to translate complex health domain logic into seamless, reliable interfaces. Your contributions will shape the technical direction of the apps as the organization scales across international markets.

Key facts

• Location: Anywhere in France, Belgium, Spain
• Engagement: Contract
• Compensation: Not specified
• Team: Engineering

What you’ll do

• Architect, develop, and continuously refine the core mobile application infrastructure to guarantee high performance, scalability, and code quality throughout international expansion efforts.
• Craft intuitive, polished, and engaging user interfaces that members interact with daily, ensuring a delightful and accessible experience across diverse devices.
• Design and ship features that empower members to visualize health metrics, monitor wellness progress, and achieve personal health objectives through actionable insights.
• Extend the application capabilities to deliver personalized health recommendations and tooling that supports sustainable, long-term behavioral changes.
• Collaborate closely with product managers, designers, and backend engineers to define specifications, estimate effort, and iterate rapidly on new functionality.
• Implement robust automated testing strategies, including unit, integration, and end-to-end tests, to maintain stability and prevent regressions in production releases.
• Optimize application startup time, memory footprint, and battery consumption through profiling and platform-specific tuning on both iOS and Android.
• Manage and improve continuous integration and delivery pipelines to accelerate release cadence and ensure reliable deployments to app stores.
• Investigate and resolve complex production issues, leveraging advanced debugging tools and observability platforms to minimize member impact.
• Mentor fellow engineers through code reviews, pair programming sessions, and knowledge-sharing initiatives to elevate overall team craftsmanship.
• Stay current with evolving mobile ecosystems, evaluating new libraries, OS capabilities, and architectural patterns for potential adoption.
• Contribute to internal developer tooling and shared component libraries to increase development velocity and enforce consistency across the codebase.

Requirements

• At least two years of professional experience building and shipping mobile software in a production environment.
• Deep, hands‑on expertise with React Native and the Expo ecosystem, including the managed and bare workflows.
• Solid practical experience in native iOS development using Swift or Objective‑C, and native Android development using Kotlin or Java, with a clear understanding of platform‑specific performance optimizations.
• A track record of successfully releasing mobile applications to the Apple App Store and Google Play Store across multiple international markets.
• Proficiency with mobile testing frameworks and debugging tooling to ensure code reliability and rapid issue resolution.
• Strong collaborative mindset with a genuine enthusiasm for learning from peers and sharing technical knowledge openly.
• Full professional fluency in English, both written and verbal, for effective communication within a distributed international team.
• Legal authorization to work in France, Belgium, or Spain without requiring visa sponsorship from the company.

Nice to have

• Direct experience managing the end‑to‑end mobile app store submission process, including compliance, metadata optimization, and release rollout strategies.
• Familiarity with health data standards, privacy regulations (such as GDPR), or previous work in digital health, insurtech, or fintech domains.
• Contributions to open‑source mobile projects or active participation in the React Native community.
• Experience with GraphQL clients, offline‑first architectures, or real‑time data synchronization patterns.
• Knowledge of accessibility best practices (WCAG, VoiceOver, TalkBack) to build inclusive interfaces.
• Exposure to backend development or infrastructure‑as‑code tooling to facilitate full‑stack feature ownership.

Skills & tools

• React Native, Expo (Managed & Bare Workflow)
• iOS Development: Swift, Objective‑C, Xcode, Instruments
• Android Development: Kotlin, Java, Android Studio, Profiler
• Testing: Jest, React Native Testing Library, Detox, Appium, XCUITest, Espresso
• Debugging & Observability: Flipper, Sentry, Datadog, Firebase Crashlytics
• CI/CD: GitHub Actions, Bitrise, Fastlane, EAS Build
• Architecture: TypeScript, Redux Toolkit / MobX / Recoil, GraphQL (Apollo / Urql)
• Version Control: Git, GitHub, Trunk‑based Development

Practical notes

• Candidates must hold valid work authorization for France, Belgium, or Spain; the organization does not provide visa sponsorship or relocation packages for this contract role.
• A flexible hybrid work model is offered: you may choose to work from company offices, utilize a sponsored co‑working membership, or operate fully remotely from within the eligible countries.
• The recruitment process welcomes applications from all backgrounds; you are encouraged to apply even if your experience does not match every single listed requirement perfectly.
• The interview loop typically involves an initial screening, a technical discussion or live coding session focused on React Native and native internals, a system design conversation, and a final cultural alignment interview.
• Contract terms, daily rates, and benefits are negotiated individually based on experience level and country of residence.

The recruitment process welcomes applications from all backgrounds; you are encouraged to apply even if your experience does not match every single listed requirement perfectly.