Senior Mobile App Developer

2 days ago

Kraków, Lesser Poland, Czech Republic beBeeDeveloper Full time 20,000 - 28,000

We are looking for a skilled mobile developer to join our team. The ideal candidate will have 6+ years of experience in mobile app development with a focus on efficiency optimization and code reuse.

  • Strong commercial experience with React Native and the React ecosystem
  • Experience with state management (Redux, MobX, Zustand, or similar)
  • Familiarity with React Navigation and deep linking
  • Experience integrating APIs (REST, GraphQL) and handling offline data (e.g., AsyncStorage, SQLite, Realm)
  • Understanding of app lifecycle management, background tasks, and push notifications
  • Experience with platform-specific integrations (e.g., camera, geolocation, local storage)
  • Understanding of mobile security best practices
  • Familiarity with mobile app design principles and UI/UX best practices
  • Familiarity with publishing to App Store and Google Play
  • Understanding of cloud services (AWS, GCP, or Azure)
  • Experience with data persistence
  • Experience with Agile methodologies and CI/CD practices

As a mobile developer at OneRail, you will be responsible for designing and developing advanced mobile applications using React Native. This includes implementing modern UI/UX designs with pixel-perfect precision across iOS and Android, writing clean, modular, well-tested code following architecture patterns and best practices typical for mobile apps development, identifying and resolving performance bottlenecks, memory leaks, and UI glitches, implementing native modules and platform-specific integrations (camera, geolocation, push notifications, local storage), participating in code reviews, testing, and debugging to ensure high code quality and reliability, and assisting in automating deployment processes and improving CI/CD pipelines.

Our company offers a collaborative culture, exciting challenges, flexibility, and competitive compensation. We prioritize career growth and professional development, providing opportunities for advancement and skill-building.

Office location: Krakow, Poland

Work style: Hybrid (2-3 days from the office / week preferred). We are open to a more flexible arrangement for candidates located outside the Krakow area.

Requirements:
  • React Native
  • SQLite
  • Realm
  • RESTful API
  • GraphQL
  • Agile
  • CICD
  • Problem-Solving
  • Communication skills
  • Redux
  • MobX
  • Cloud
  • UX design
  • UI design
Additional Benefits:
  • Sport subscription
  • Training budget
  • Private healthcare
  • Flat structure
  • Small teams
  • International projects
  • Free coffee
  • Playroom
  • Free snacks
  • Free beverages
  • Free lunch
  • Free parking
  • In-house trainings
  • In-house hack days
  • Modern office
  • Startup atmosphere
  • No dress code

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