# Mobile/Frontend AI Software Engineer (all) at Xolife

> Germany · Unspecified · Frontend · open. Source: https://alderhq.app/jobs/personio%3Axolife%3A2553294 (read 2026-11-09).

## Facts (observed)

- Company: [Xolife](https://alderhq.app/companies/xolife)
- Location text: Berlin; München
- Where it can be done from (inferred): Germany (evidence: "Location: Berlin; München")
- Posted: 2026-03-04 (250 days ago)
- First seen by alder: 2026-11-04 · last verified: 2026-11-04
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://xolife.jobs.personio.de/job/2553294
- Skills listed (inferred): TypeScript, JavaScript, React, CSS, React Native, AWS, GCP

## Pay and sponsorship

- Posted pay: not posted
- Market band for similar posted roles (Berlin, n 4): p25 €60k, median €63k, p75 €75k

## Description (the employer's text)

### 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

- 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
- AI-assisted development: Ability to effectively use AI tools in daily development work
- Own and shape frontend architectures that scale from web to mobile
- Integrate third-party APIs and services
- Implement real-time features using WebSockets
- 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
- 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

- 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
- 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
- Strong problem-solving and analytical abilities
- Good communication and teamwork abilities
- Deep product- and customer-centric mindset
- 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
### 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: Join colleagues from 14+ nationalities, united by a shared vision.
### Hiring Process

- Recruiter 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.

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/personio%3Axolife%3A2553294 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.