Key skills
ReactReact NativeJavaScriptTypeScriptNode.jsExpress.jsMongoDBRedisRESTful APIsJWTOAuthWebpackViteExpoDockerKubernetesAWSGCPCI/CD pipelinesWebSocketsTesting frameworksAIRESTfulCachingPerformance OptimizationAgileCI/CDCommunication
About this role
XO Life is a leading Digital Health Scaleup in Germany and Europe, developing the meta platform brite designed for patients and healthcare representatives. They are seeking a versatile Full Stack AI Engineer to build end-to-end solutions that power their digital health platform and help it grow.
Responsibilities:
- Build responsive and intuitive mobile first user interfaces using React and React Native
- Implement modern UI/UX designs with attention to accessibility and performance
- Integrate frontend applications with backend APIs and services
- Design and implement scalable backend architectures
- Optimize application performance and implement efficient state management
- Develop cross-platform mobile applications using Expo and React Native
- Build data processing pipelines and background jobs
- Ability to effectively use AI tools in daily development work
- Design and optimize database schemas (MongoDB, Redis)
- Implement data migration strategies and ensure data integrity
- Monitor and optimize database performance
- Design full-stack architectures that scale from web to mobile
- Integrate third-party APIs and services
- Implement real-time features using WebSockets
- Deploy and manage applications in cloud environments (AWS, GCP)
- Implement containerization with Docker and Kubernetes
- Monitor system performance and troubleshoot issues across the stack
- Ensure security best practices and compliance
- Build and maintain CI/CD pipelines
- Be fully responsible for the quality of the produced outcome
- Work closely with product managers, designers, and other engineers
- Participate in code reviews and maintain code quality standards
- Write comprehensive technical documentation
Requirements:
- Bachelor's degree in Computer Science, Software Engineering, or related field OR equivalent work experience with strong technical portfolio
- 7+ years of full-stack product development experience
- 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
- Expert-level proficiency in modern JavaScript (ES6+)
- Strong experience with React, hooks, context API, and state management
- Proficiency in modern CSS, styled-components, or similar
- Familiarity with Expo framework and development workflow
- Strong server-side JavaScript/TypeScript development
- Experience building RESTful APIs and web services
- MongoDB (primary), Redis for caching
- RESTful APIs
- JWT, OAuth, session management
- Strong problem-solving and analytical abilities
- Good communication and teamwork abilities
- Eagerness and passion to work in agile and lean development environments
- Deep product and customer-centric — always advocate for user needs and deliver delightful, impactful experiences
- Ability to effectively use AI tools in daily development work
- Build responsive and intuitive mobile first user interfaces using React and React Native
- Implement modern UI/UX designs with attention to accessibility and performance
- Integrate frontend applications with backend APIs and services
- Design and implement scalable backend architectures
- Optimize application performance and implement efficient state management
- Develop cross-platform mobile applications using Expo and React Native
- Build data processing pipelines and background jobs
- Design full-stack architectures that scale from web to mobile
- Integrate third-party APIs and services
- Implement real-time features using WebSockets
- Deploy and manage applications in cloud environments (AWS, GCP)
- Implement containerization with Docker and Kubernetes
- Monitor system performance and troubleshoot issues across the stack
- Ensure security best practices and compliance
- Build and maintain CI/CD pipelines
- Be fully responsible for the quality of the produced outcome
- Work closely with product managers, designers, and other engineers
- Participate in code reviews and maintain code quality standards
- Write comprehensive technical documentation
- Experience with healthcare or regulated industry applications
- 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