AI-Powered Personal Assistant Mobile App - iOS & Android (Flutter)

AI-Powered Personal Assistant Mobile App - iOS & Android (Flutter) Overview We are building an AI-powered personal assistant mobile app for iOS and Android. The app uses a conversational interface with RAG architecture, vector search, multi-modal capture (voice, camera, OCR, documents) and calendar integration. We are looking for an experienced mobile development agency or team with proven AI app experience. This is a fixed-price, milestone-based engagement. Serious agencies only. Technical Stack Mobile: Flutter (iOS + Android - mandatory, no React Native) AI: Claude API + OpenAI with provider abstraction layer Vector DB: Pinecone Serverless Backend: AWS (ECS Fargate, RDS PostgreSQL, ElastiCache) Calendar: Cronofy or Nylas Subscriptions: RevenueCat + Stripe Analytics: Firebase + Mixpanel What We Need From You To be considered, your proposal must include: Fixed development price Operational cost per user model - showing estimated monthly cost at 1K, 5K and 10K active users with all assumptions clearly stated Named team members with roles and years of experience ⚠️ CRITICAL REQUIREMENT: We will NOT consider web app portfolios, hybrid wrappers, or simple prototype projects. You must have native or high-performance cross-platform apps currently live in the app stores. What We Are Looking For: Strictly Mobile: A portfolio consisting exclusively of live iOS and Android applications. Production/Enterprise Scale: Apps built for heavy user traffic, high security, or corporate environments. AI-Powered or Data-Heavy: Experience building apps that use machine learning, heavy local databases, real-time data syncing, complex APIs, or advanced analytics. Proven Social Proof: Your live apps must have active, real user reviews on the stores.To Apply, You MUST Provide:Direct App Store (iOS) links to live apps you have personally built or architected.Direct Google Play (Android) links to the same or similar live apps.A brief explanation of the AI features or heavy data pipelines implemented in those apps.Applications without live store links to production-grade mobile apps will be declined automatically.Timeline with milestone breakdown Team Requirements Dedicated Flutter developer(s) with minimum 3 years experience Backend developer with AI/API integration experience UI/UX designer with consumer mobile app experience - Figma samples required QA engineer Project lead as single point of contact Engagement Terms Fixed price contract Milestone-based payments - you get paid when deliverables are approved, not by time 3 months post-launch support included All accounts and IP owned by client from day one NDAs required before project details are shared Also provide Timeline and Budget How to Apply Send your proposal with the items listed above. Shortlisted candidates will receive a full NDA and detailed project brief before any further discussions. We will not respond to proposals without live mobile app examples.