# Guglielmo Giannattasio – Cal.com booking page

> Frontend engineer in Rome — React, Next.js, TypeScript, GSAP, Framer Motion. I build narrative interfaces and motion-driven sites, from enterprise dashboards to SaaS products. Available now, remote-friendly. Freelancing.

Booking page: https://cal.com/guglielmo-giannattasio

## Event types

- [Meeting di 30 minuti](https://cal.com/guglielmo-giannattasio/30min): 30 min, confirmed instantly, event type id 6648142. Details: https://cal.com/guglielmo-giannattasio/30min.md
- [Meeting di 15 minuti](https://cal.com/guglielmo-giannattasio/15min): 15 min, confirmed instantly, event type id 6648140. Details: https://cal.com/guglielmo-giannattasio/15min.md

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=<event type id>&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

Each event type's `.md` document lists its required booking fields and the `POST https://api.cal.com/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

- API docs: https://cal.com/docs/api-reference/v2/introduction