The professionnal is displaying her services in a landing page, offering then to book appointment for the service via mobile PWA app.

Here is back-end : Wordpress with latepoint.
The backend enable to the professionnal to:

• create services ( pic, description, price, availability)
• create one on more agents
• set availability hours globally, or more accuratly per agents, per services
• enable and configure sms messages ( via twillio ) and emails
• synchronize with google calendar + google contacts ( additional google app scripts have been written for that)

Front is available at repo https://github.com/SpWebDevPro/BookApp Made with TS, Angular 8, Nebular, App has been personnalized with icones, splashscreens, webmanifest for PWA, and colors of the brand.