Payment Gateway Integration

I need assistance with integrating new payment gateways, specifically for creating payment links. The integration will be used with payment links and virtual terminals.

Ideal skills and experience:
- Experience with PayPal, Stripe, and Authorize.net
- Familiarity with payment links and virtual terminal setup
- Ability to ensure secure and seamless integration
- Knowledge of compliance and security standards for payment processing

Please provide a portfolio and experience related to payment gateway integrations.