Upgrade AI Productivity Platform UX

I'm seeking a skilled developer to help upgrade our AI-powered productivity platform with a focus on improving user experience. The platform is built using React 18, TypeScript, Tailwind CSS, Supabase, OpenAI GPT-4, Google Calendar API, Razorpay, and deployed on Vercel. The work involves enhancing mobile responsiveness for both smartphones and tablets, redesigning the calendar UI, and implementing several key features.

Key Requirements:
- Implement Google login using Supabase Auth
- Ensure persistent session management and improve onboarding
- Develop a subscription flow with Razorpay webhooks
- Sync calendar functionality and redesign the UI with a mobile-first approach
- Enhance mobile responsiveness across devices

Must-Have Skills:
- Strong experience with Supabase, particularly in Auth and Realtime
- Expertise in React and TypeScript for frontend development
- Familiarity with Razorpay for payment processing and OAuth for authentication

Ideal Experience:
- Proven track record of improving mobile responsiveness
- Experience with UI/UX design, especially for mobile-first applications
- Ability to work efficiently via Virtual Desktop Infrastructure (VDI)

This project is a great opportunity to leverage your skills in modern web technologies and contribute to a platform that integrates cutting-edge AI and productivity tools. If you have the expertise and experience in these areas, I'd love to hear from you!