Flutter Developer - Core Team

Permanent contract
Paris
Occasional remote
Salary: €50K to 70K
Experience: > 3 years

Hush
Hush

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Questions and answers about the job

The position

Job description

🚀 Key Missions

  • Develop and maintain the Hush mobile app in Flutter, within the context of a legacy rewrite + implementation of new features.

  • Actively contribute to technical choices, architecture, and the setup of quality standards (tests, CI/CD).

  • Work closely with the CTPO to turn product specs into robust features.

  • Help structure and organize the core team (processes, best practices, future recruitments).

  • Ensure clean, maintainable code, with systematic code reviews and a smooth release process.


Preferred experience

🛠 Technical Skills

  • 4-7+ years of mobile experience, including 2-3+ years in Flutter production with published apps (App Store / Play Store).

  • Strong mastery of Flutter and Reactive programming.

  • Experience with Firebase (Firestore, Storage, Auth, Cloud Functions).

  • Hands-on with platform channels (iOS/Android).

  • Experience with Riverpod.

  • Good team-based Git management.

  • Comfortable with AI-friendly tools (such as Cursor).

  • Bonus: CometChat SDK, Notion, Amplitude, RevenueCat, OneSignal.

💡 Mindset

  • Strong drive to build the technical and product foundation of the company.

  • Desire to leave a strong mark on a product with international growth.

  • Startup spirit: autonomy, collaboration mindset, and ability to iterate fast.


Recruitment process

  • First step: a combined cultural and technical fit call with our CTPO, Lucas.

  • Second step: an on-site paid day where you meet the whole team.

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