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App Developer

World's leading data, insights, and consulting company that shapes brands by understanding people everywhere.
Copenhagen, Denmark
Mobile
Mid-Level Software Engineer
Hybrid
5,000+ Employees
3+ years of experience
Enterprise SaaS · Consumer

Description For App Developer

Kantar, the world's leading data and insights company, is seeking an App Developer to join their Worldpanel team in Copenhagen, Denmark. This role focuses on building a new platform that will revolutionize how clients access consumer shopping insights. The position involves developing a React Native application with features including personalized insights, secure authentication, gamification, and data visualization. Working in a collaborative environment, you'll help create a platform that will be deployed globally. The role offers competitive benefits including medical insurance, flexible work arrangements, and generous vacation time. Kantar's commitment to diversity, equality, and work-life balance makes this an attractive opportunity for developers looking to make an impact in a global organization that shapes the brands of tomorrow through data-driven insights.

Last updated 2 months ago

Responsibilities For App Developer

  • Develop and maintain features such as personalized insights and visualizations of spending habits
  • Implement secure and smooth login/onboarding experiences
  • Create gamification and streak tracking features
  • Develop smart product suggestions and reminders
  • Build budgeting tools and progress dashboards
  • Implement push notifications and local alerts
  • Create lightweight social and sharing features
  • Develop in-store quick-log and barcode scanning tools

Requirements For App Developer

React
TypeScript
  • Full Professional English Proficiency (C1 Level minimum required)
  • Strong experience in React Native and the Expo ecosystem (iOS & Android)
  • Familiarity with authentication flows (OAuth, biometrics, token storage)
  • Experience building data-driven UIs and interactive dashboards
  • Comfort with state management (e.g., Redux, Zustand, Jotai)
  • Good grasp of TypeScript and component architecture
  • Experience with local storage solutions (e.g., MMKV, SQLite, or Firestore)
  • Familiarity with analytics, retention metrics, and push notification systems
  • Ability to collaborate effectively with backend, security, and UX teammates

Benefits For App Developer

Medical Insurance
  • 30 days annual leave
  • Hybrid & Flexible work schedule
  • Private Medical Insurance
  • Flexible benefits across health, wealth, and lifestyle

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