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XL
XO Life GmbHxo-life.com

Mobile/Frontend AI Software Engineer (all)

European Union (Remote)Full-time2d ago

who we are looking for

We are seeking a Mobile/Frontend AI Software Engineer to join our engineering team to build user-facing solutions that power our digital health platform and help the platform grow. This role focuses on owning, designing, and implementing client-side applications, shaping the frontend strategy while creating seamless user experiences in close collaboration with backend services and APIs.

your mission

Development

  • Own and build responsive and intuitive mobile-first user interfaces using React and React Native
  • Drive the implementation of modern UI/UX designs with strong attention to accessibility and performance
  • Integrate frontend applications with backend APIs and services
  • Optimize application performance and implement efficient state management
  • Develop cross-platform mobile applications using Expo and React Native
Engineering Tools
  • AI-assisted development: Ability to effectively use AI tools in daily development work
System Architecture & Integration
  • Own and shape frontend architectures that scale from web to mobile
  • Integrate third-party APIs and services
  • Implement real-time features using WebSockets
Infrastructure & Deployment
  • Work with cloud-based environments (AWS, GCP) to support frontend applications
  • Collaborate on CI/CD pipelines impacting frontend delivery
  • Monitor application performance and troubleshoot frontend-related issues
  • Ensure security best practices in frontend implementation
Collaboration & Quality
  • Take full ownership of the quality of the produced frontend outcome
  • Partner closely with product managers, designers, and other engineers to shape frontend solutions
  • Set, uphold, and evolve frontend quality standards through code reviews
  • Write comprehensive technical documentation

your background

Education & Experience

  • Bachelor’s degree in Computer Science, Software Engineering, or related field OR equivalent work experience with a strong technical portfolio
  • 7+ years of product development experience with a strong frontend focus
  • Experience with growth techniques
  • Experience with testing frameworks (unit, integration, end-to-end)
  • Experience with performance optimization and monitoring tools
  • Experience with mobile-first development and responsive design
Frontend Technical Skills
  • JavaScript / TypeScript: Expert-level proficiency in modern JavaScript (ES6+)
  • React: Strong experience with React, hooks, context API, and state management
  • CSS / Styling: Proficiency in modern CSS, styled-components, or similar
  • Build Tools: Webpack, Vite, or similar bundling tools
  • Expo: Familiarity with Expo framework and development workflow
  • React Native: Experience building cross-platform mobile applications
Soft Skills
  • Strong problem-solving and analytical abilities
  • Good communication and teamwork abilities
  • Deep product- and customer-centric mindset
Preferred Qualifications
  • Understanding of accessibility standards
  • Familiarity with design systems and component libraries
  • Experience with mobile-specific features (push notifications, offline storage)
  • Knowledge of mobile performance optimization
Please note: you must have the legal right to live and work in the European Union (EU). Applications from candidates residing outside the EU cannot be considered.

why us?

  • Top Tech company in Digital Health: A dynamic, high-growth environment where everyone in the team depends on each other's performance. You can see your impact. We learn and develop quickly.
  • True impact in healthcare: What we are building with our brite platform is unique worldwide, ambitious, and could have a huge impact on billions of people who are ill or interested in health.
  • International team: We are 14 nationalities working across Europe. We bring different mentalities and cultures with us, but we are all aligned towards our grand vision. 
  • 100% remote with best IT equipment: We work 100% remotely, meet regularly for special team events and team offsite weeks, for example, in Tuscany, the Alps, or Mallorca. You will receive a Mac computer so that you are already technically up to speed. 

hiring process

  • Initial Screening: Technical phone/video introductory and experience call.
  • Leadership Interview: Discussion focused on leadership principles, values, and cultural fit.
  • Technical Deep Dive: Live coding session covering React, React Native, and Expo.