I need a Saas programmer to integrate on existing script

I am looking for a skilled Saas programmer who can integrate a specific Saas platform into an existing script.
I only need a user sign-in, sign-up, database setup a Stripe payment method.

Ideal skills and experience for this job include:

– Proficiency in Saas programming
– Knowledge and experience with the specific Saas platform chosen
– Strong understanding of API integration
– Familiarity with data synchronization
– Ability to work efficiently and effectively within an existing script.