Cortx Cognitive Performance Network Development

We are building Cortx, a cognitive performance network designed for professionals in India. The app transforms passive scrolling into active growth through AI-curated "Insight Cards" and "Strategic Scenarios". We have a live landing page at cortxhub.com and a complete Brand Identity System (PDF provided).Core Features to Build:The Arena (Mobile UI): A vertical-scrolling feed of high-contrast cards with an "Auto-Flow" toggle. Cards must support a 60-second countdown timer for strategic scenarios.Cognitive Radar: A 5-axis spider chart (Logic, Strategy, EQ, Social IQ, Crisis) that updates in real-time based on user performance.The Agora: A community feed for 280-character "Synapse Cards" with a "Karma" reputation system.AI Integration: Connect the Claude 3.5 API via Bubble API Connector to generate content tracks automatically.Payments: Integration with Razorpay UPI for a ₹49/month subscription model.Technical & Design Requirements:Design System: Strict adherence to our 8pt grid. Typography: Plus Jakarta Sans (Primary) and Fraunces (Editorial Italic).Colors: Primary background is Warm BG (#F9F8F6), with Cortex Coral (#F27348) for primary CTAs.Mobile-First: The app must be highly optimized for iOS and Android mobile browsers, with a clean desktop login experience.Infrastructure: Native Bubble logic preferred; use of CSS for premium transitions (0.3s–0.5s easing).What We Provide:Complete Brand Guidelines (PDF) with all CSS tokens.Existing Landing Page for context.Defined Database Schema (User, Content, Activity tables).Candidate Requirements:Proven experience with complex Repeating Group logic and API Connector.Strong eye for UI/UX (Pixel-perfection is non-negotiable).Experience with Chart.js or similar for the Radar visualization.