Application Developer
Posted Today by Twine
Negotiable
Undetermined
Undetermined
United Kingdom
Summary: This role involves developing a cross-platform wellness and personal growth application focused on mental health, utilizing React Native or Flutter. The candidate will work closely with a founding team to implement features such as personal development courses and AI-assisted coaching. The position requires a strong understanding of user experience, particularly for sensitive content, and the ability to deliver production-ready applications. The product is fully designed in Figma and ready for technical implementation.
Key Responsibilities:
- Develop a cross-platform mobile application using React Native (or Flutter, if justified) based on provided Figma designs and documentation
- Implement core features: personal development courses, reflection tools, breathing exercises, journaling, and trackers
- Integrate multimedia content, including audio and video playback
- Build an AI-assisted coaching layer to enhance user engagement and support
- Design and implement offline-first architecture, ensuring seamless user experience without constant connectivity
- Set up user authentication and manage secure data storage and synchronization (Supabase integration in later phases)
- Ensure the codebase is clean, maintainable, and ready for handoff to future developers
- Develop a supporting website or landing page for the app
- Collaborate with the founding team to ensure the app aligns with the vision and requirements
- Communicate progress clearly and respect project timelines
Key Skills:
- Demonstrated experience developing and launching production-ready mobile applications using React Native or Flutter
- Strong understanding of offline-first architectures and local data storage solutions
- Experience integrating multimedia features (audio, video) and AI-driven components
- Familiarity with authentication systems and secure data management
- Ability to work with Figma designs and translate them into functional interfaces
- Excellent attention to detail and commitment to delivering a polished user experience, especially for sensitive mental health content
- Strong communication skills and ability to work collaboratively under NDA
- Experience with Supabase or similar backend-as-a-service platforms is a plus
- Ability to deliver a clean, well-documented codebase suitable for future handoff
- Availability for potential follow-up work
Salary (Rate): undetermined
City: undetermined
Country: United Kingdom
Working Arrangements: undetermined
IR35 Status: undetermined
Seniority Level: undetermined
Industry: IT
Join a mission-driven project to develop a cross-platform wellness and personal growth application focused on mental health. This role involves building a robust, user-friendly app that delivers specialist courses, structured self-help tools, and multimedia content, all designed to support users’ psychological well-being. The product is fully designed in Figma with comprehensive documentation, ready for technical implementation. You will work closely with a passionate founding team, including a psychotherapist and a business expert, to bring this vision to life. The ideal candidate or team will have a proven track record of shipping production-ready apps and a deep understanding of user experience, especially for sensitive content.
Responsibilities
- Develop a cross-platform mobile application using React Native (or Flutter, if justified) based on provided Figma designs and documentation
- Implement core features: personal development courses, reflection tools, breathing exercises, journaling, and trackers
- Integrate multimedia content, including audio and video playback
- Build an AI-assisted coaching layer to enhance user engagement and support
- Design and implement offline-first architecture, ensuring seamless user experience without constant connectivity
- Set up user authentication and manage secure data storage and synchronization (Supabase integration in later phases)
- Ensure the codebase is clean, maintainable, and ready for handoff to future developers
- Develop a supporting website or landing page for the app
- Collaborate with the founding team to ensure the app aligns with the vision and requirements
- Communicate progress clearly and respect project timelines
Skills And Requirements
- Demonstrated experience developing and launching production-ready mobile applications using React Native or Flutter
- Strong understanding of offline-first architectures and local data storage solutions
- Experience integrating multimedia features (audio, video) and AI-driven components
- Familiarity with authentication systems and secure data management
- Ability to work with Figma designs and translate them into functional interfaces
- Excellent attention to detail and commitment to delivering a polished user experience, especially for sensitive mental health content
- Strong communication skills and ability to work collaboratively under NDA
- Experience with Supabase or similar backend-as-a-service platforms is a plus
- Ability to deliver a clean, well-documented codebase suitable for future handoff
- Availability for potential follow-up 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.