I will implement secure user authentication jwt oauth firebase

Need secure user authentication for your website or SaaS app? You're in the right place.

I will implement a modern, secure, and scalable authentication system using industry standards like JWT, OAuth (Google, GitHub, Facebook login), or Firebase Auth, depending on your stack and business needs.

Whether you're launching a SaaS MVP, building an internal tool, or need to add login/signup with protected routes, Ive got you covered.

What This Gig Offers:

JWT-Based Authentication

• Signup, login, logout
• Secure password hashing
• Access & refresh token setup
• Role-based access control (admin/user)
• Token expiry and renewal flow

OAuth 2.0 / Social Login

• Google / GitHub / Facebook login
• Secure callback flow
• Connect with existing or new users
• Works with React, Next.js, Node.js, etc.

Firebase Authentication

• Firebase email/password auth
• Social login with Firebase
• Firebase SDK integration (frontend + backend)
• Realtime user session handling

Extra Features You Can Request:

• Forgot/reset password flow
• Protected routes and redirects
• Authenticated API access
• Logout everywhere/session invalidation
• Database setup (MongoDB, PostgreSQL, Firebase Firestore)