Hybrid Senior Mobile Developer

Posted 2 weeks ago

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About the role

  • Senior Mobile Developer (React Native) for SEON, enhancing mobile applications for safety and emergency response. Collaborate with teams to build reliable and impactful mobile solutions.

Responsibilities

  • Develop, maintain, and enhance our React Native (Expo) apps: User App and Responder App
  • Take ownership of mobile architecture and contribute to long-term technical decisions
  • Implement features involving offline functionality, maps & geolocation, secure data handling, and real-time interactions
  • Ensure performance, stability, and a great user experience across iOS and Android
  • Work closely with our Product Owner and engineering team to refine requirements
  • Participate in code reviews, testing, and continuous improvement of development processes
  • Collaborate across disciplines to deliver high-quality, mission-critical software

Requirements

  • 3+ years of experience building mobile applications with React Native
  • Strong knowledge of JavaScript/TypeScript and mobile architecture patterns
  • Experience with offline-first capabilities, maps & geolocation services, and mobile security best practices
  • Familiarity with REST APIs; experience with Ruby on Rails is a plus
  • Hands-on, ownership-driven mindset with attention to detail and quality
  • Ability to work mostly overlapping with CET (±2 hours)
  • English fluency; German is a plus
  • Valid work authorization for Germany (employment via SEON GmbH)

Benefits

  • Fully remote work setup within CET ±2 hours, with optional access to our offices in Hamburg and Cape Town
  • Participation in our VSOP equity program
  • Competitive salary and a high-flexibility, trust-based work culture
  • Work on a product that directly contributes to faster, safer emergency response
  • Join an international, collaborative team with modern technologies (React Native, Expo, React, Ruby on Rails)
  • Real ownership and influence on the direction of our mobile applications
  • Opportunity to build technology that truly makes a difference

Job title

Senior Mobile Developer

Job type

Experience level

Senior

Salary

€65,000 - €75,000 per year

Degree requirement

Bachelor's Degree

Location requirements

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