Keycloak Open Source IAM for Web Apps

I need an Identity and Access Management (IAM) system for my web application. The system should allow Keycloak SSO minimal effort.

Key Requirements:
- Implement a comprehensive authentication system that supports:
- Username and Password
- OAuth
- Two-Factor Authentication
- Integrate with identity providers:
- Openid
- SAML2

Ideal Skills:
- Proficient in web application development
- Extensive experience with implementing IAM systems
- Skilled in working with OpenID and SAML2
- Expertise in various authentication methods
- Familiar with open-source IAM solutions

Your task will be to create a seamless, secure and user-friendly authentication experience for users of the web application.