Senior Mobile Systems Engineer - Flutter & Agentic AI

About the role

A real estate developer building AI-native homes and workplaces is looking for a Senior Mobile Systems Engineer in Dubai. The mobile super app is the main interface to an intelligent agent that learns its occupants and adapts the environment. The role is hybrid and requires deep Flutter expertise and strong backend engineering skills, leading the move from static menus to agentic interfaces using voice, vision and generative UI.

Key responsibilities

• Build a scalable Flutter codebase hosting fintech, lifestyle and identity mini-apps, with SSO, multi-factor authentication and tiered KYC workflows
• Integrate payment systems (Apple/Google Pay, Stripe, direct banking APIs)
• Design agentic interfaces that adapt to AI-inferred intent, and implement streaming TTS and STT for voice-first interaction
• Integrate mobile-side AI agents that act on behalf of users across modules
• Develop and optimise high-concurrency backend APIs (Python/Node.js/Go) and secure offline-first data synchronisation
• Manage push notifications and OTA updates, and ensure 60fps+ performance with heavy AI and media processing
• Implement security for biometrics, secure enclave and encrypted storage

Required profile

• Flutter expert with Dart and platform channels (Swift/Kotlin)
• Ability to design voice-native UX and treat KYC and payment flows as critical infrastructure
• Preferred: apps with 1M+ monthly active users, open-source Flutter contributions, on-device ML (TensorFlow Lite, CoreML), micro-frontend experience

Required skills

• Flutter, Dart, Swift/Kotlin, TTS/STT (Whisper, ElevenLabs, Google Cloud Speech), OpenAI/Claude SDKs
• SSO (OAuth2, OpenID Connect), KYC (Sumsub, Jumio), payments (Stripe, Adyen)
• Backend: Python (FastAPI/Django) or Node.js, REST/GraphQL, WebSockets; state management (Riverpod, Bloc, Signals)
• CI/CD (GitHub Actions, Fastlane), JWT, OAuth2, biometric auth, SSL pinning