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Twine

App Developer – Part time

Twine
Switzerland · Contract · Associate

Join a dynamic project as a App Developer, focusing on building and enhancing mobile applications for both iOS and Android platforms. This part-time, contract-based remote role is ideal for developers with a strong background in mobile app development, particularly those experienced with WebView-based solutions. You will play a key role in implementing in-app purchases, integrating push notifications, and collaborating with a distributed team to deliver high-quality mobile experiences. Familiarity with React and Next.js is valued, and exposure to backend technologies such as Spring and MySQL is a plus.

Deliverables

  • Develop and maintain React Native mobile applications for iOS and Android
  • Implement and test in-app purchase functionality across both platforms
  • Integrate push notification services for iOS and Android devices
  • Collaborate with team members to enhance app features and user experience
  • Ensure code quality, performance, and responsiveness of applications
  • Participate in code reviews and provide constructive feedback
  • Troubleshoot and resolve technical issues as they arise

Requirements

  • Proven experience developing mobile apps using React Native
  • Strong understanding of WebView-based app architecture
  • Demonstrated ability to implement in-app purchases on iOS and Android
  • Experience integrating push notifications for both platforms
  • Proficiency in React; familiarity with Next.js is preferred
  • Knowledge of Spring and MySQL is a plus, but not required
  • Ability to work independently in a remote, contract-based environment
  • Excellent problem-solving skills and attention to detail
  • Strong communication skills and ability to collaborate with a distributed team
  • Availability for part-time, contract work

About Twine

Twine is a leading freelance marketplace connecting top freelancers, consultants, and contractors with companies needing creative and tech expertise. Trusted by Fortune 500 companies and innovative startups alike, Twine enables companies to scale their teams globally.

Our Mission

Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first world.

Key Skills

Ranked by relevance

react ios android mysql react native ai
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Posted
Oct 24, 2025
Type
Contract
Level
Associate
Location
Switzerland
Company
Twine

Industries

Software Development

Categories

Engineering

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