Full Stack Engineer – Mobile App Contract
TwineSwitzerland16 hours ago
ContractRemote FriendlyEngineering
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Join a dynamic project as a Full Stack Engineer, responsible for both front-end mobile app development and robust backend implementation. You will transform Figma designs into a seamless mobile experience for Android and iOS, while architecting and maintaining a secure, scalable backend. This contract role is fully remote and ideal for a senior-level developer with expertise in both mobile and backend technologies.
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 implement mobile app interfaces using Flutter or React Native, based on provided Figma designs
- Build all app screens, manage navigation, and ensure a smooth, intuitive user experience
- Integrate APIs to connect the mobile app with backend services
- Design, develop, and host a secure backend infrastructure
- Create and manage APIs for user accounts, services, bookings, and payment processing
- Design and maintain a scalable, reliable database architecture
- Ensure high performance, security, and reliability of backend systems
- Collaborate remotely with stakeholders to deliver project milestones on schedule
- Troubleshoot, debug, and optimize both front-end and back-end components
- Proven senior-level experience in both mobile app and backend development
- Proficiency in Flutter or React Native for cross-platform mobile development
- Strong background in backend frameworks (Node.js, Django, or similar) and API development
- Experience with cloud hosting platforms and database management (SQL/NoSQL)
- Deep understanding of mobile UI/UX best practices and responsive design
- Expertise in integrating third-party APIs and payment gateways
- Strong knowledge of security best practices for both mobile and backend systems
- Ability to work independently and communicate effectively in a remote setting
- Excellent problem-solving skills and attention to detail
- Availability for a full-time contract position
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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