Built and deployed a Wallet Authentication API using FastAPI + PostgreSQL + Web3.py.

Features:
• Wallet signature verification
• JWT authentication
• Multi-chain support
• Nonce-based security
• Production-ready architecture

Tech stack:
FastAPI, SQLAlchemy, PostgreSQL, Web3.py

GitHub: https://github.com/tunmi-stom/wallet_auth_api
Live API: https://wallet-auth-api.onrender.app