Freelance Application Developer – Flutter Integration
TwineSwitzerland3 days ago
ContractRemote FriendlyEngineering
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Join a dynamic project as a Dart/Flutter developer focused on integrating advanced features into a cross-platform mobile application. This role centers on building robust, scalable mobile solutions that leverage the latest in cloud storage, real-time communication, and performance optimization. You will play a key part in ensuring seamless user experiences across iOS and Android, with a strong emphasis on clean UI/UX and secure, reliable backend connectivity. The initial phase includes setting up Flutter, integrating Firebase, configuring Backblaze and Cloudflare for efficient file storage and delivery, and implementing Agora SDK for real-time video and audio. This is a fully remote, long-term opportunity with ongoing collaboration for future updates and maintenance.
Responsibilities
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.
Responsibilities
- Develop and maintain cross-platform mobile applications using Dart and Flutter
- Integrate Firebase for authentication, data storage, and push notifications
- Configure Backblaze for cloud storage and connect with Cloudflare CDN for optimized file delivery
- Implement Agora SDK for real-time video and audio communication features
- Ensure smooth API integrations and reliable backend connectivity
- Optimize app performance and adhere to security best practices
- Build clean, responsive UI/UX using Flutter widgets and follow mobile design guidelines
- Troubleshoot and resolve iOS and Android-specific issues
- Collaborate on scalable mobile architecture and participate in ongoing maintenance and feature updates
- Proven experience with Dart and Flutter for cross-platform mobile development
- Strong knowledge of Firebase integration (authentication, database, push notifications)
- Experience with Backblaze cloud storage and Cloudflare CDN configuration
- Proficiency in integrating Agora SDK for real-time communication
- Solid understanding of API integration and backend connectivity
- Expertise in mobile performance optimization and security best practices
- Ability to design and implement clean, responsive UI/UX with Flutter widgets
- Familiarity with both iOS and Android development environments
- Excellent problem-solving skills and attention to detail
- Availability for long-term, fully remote collaboration
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
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